diff --git a/tests/unit/admin/test_routes.py b/tests/unit/admin/test_routes.py
index ab481bf4cd75..1b1fa30ebcbd 100644
--- a/tests/unit/admin/test_routes.py
+++ b/tests/unit/admin/test_routes.py
@@ -248,6 +248,20 @@ def test_includeme():
             traverse="/{project_name}",
             domain=warehouse,
         ),
+        pretend.call(
+            "admin.project.archive",
+            "/admin/projects/{project_name}/archive/",
+            factory="warehouse.packaging.models:ProjectFactory",
+            traverse="/{project_name}",
+            domain=warehouse,
+        ),
+        pretend.call(
+            "admin.project.unarchive",
+            "/admin/projects/{project_name}/unarchive/",
+            factory="warehouse.packaging.models:ProjectFactory",
+            traverse="/{project_name}",
+            domain=warehouse,
+        ),
         pretend.call("admin.journals.list", "/admin/journals/", domain=warehouse),
         pretend.call(
             "admin.prohibited_project_names.list",
diff --git a/tests/unit/admin/views/test_projects.py b/tests/unit/admin/views/test_projects.py
index 47c17b064b50..918fe09ef33e 100644
--- a/tests/unit/admin/views/test_projects.py
+++ b/tests/unit/admin/views/test_projects.py
@@ -26,7 +26,7 @@
 from tests.common.db.oidc import GitHubPublisherFactory
 from warehouse.admin.views import projects as views
 from warehouse.observations.models import ObservationKind
-from warehouse.packaging.models import Project, Role
+from warehouse.packaging.models import LifecycleStatus, Project, Role
 from warehouse.packaging.tasks import update_release_description
 from warehouse.search.tasks import reindex_project
 from warehouse.utils.paginate import paginate_url_factory
@@ -952,3 +952,96 @@ def test_reindexes_project(self, db_request):
         assert db_request.session.flash.calls == [
             pretend.call("Task sent to reindex the project 'foo'", queue="success")
         ]
+
+
+class TestProjectArchival:
+    def test_archive(self, db_request):
+        project = ProjectFactory.create(name="foo")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.archive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert project.lifecycle_status == LifecycleStatus.Archived
+        assert db_request.route_path.calls == [
+            pretend.call("admin.project.detail", project_name=project.name)
+        ]
+
+    def test_unarchive_project(self, db_request):
+        project = ProjectFactory.create(
+            name="foo", lifecycle_status=LifecycleStatus.Archived
+        )
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.unarchive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.route_path.calls == [
+            pretend.call("admin.project.detail", project_name=project.name)
+        ]
+        assert project.lifecycle_status is None
+
+    def test_disallowed_archive(self, db_request):
+        project = ProjectFactory.create(name="foo", lifecycle_status="quarantine-enter")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.archive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.session.flash.calls == [
+            pretend.call(
+                f"Cannot archive project with status {project.lifecycle_status}",
+                queue="error",
+            )
+        ]
+        assert db_request.route_path.calls == [
+            pretend.call("admin.project.detail", project_name="foo")
+        ]
+        assert project.lifecycle_status == "quarantine-enter"
+
+    def test_disallowed_unarchive(self, db_request):
+        project = ProjectFactory.create(name="foo", lifecycle_status="quarantine-enter")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.unarchive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.session.flash.calls == [
+            pretend.call("Can only unarchive an archived project", queue="error")
+        ]
+        assert db_request.route_path.calls == [
+            pretend.call("admin.project.detail", project_name="foo")
+        ]
+        assert project.lifecycle_status == "quarantine-enter"
diff --git a/tests/unit/manage/test_views.py b/tests/unit/manage/test_views.py
index fb16a5a325ec..f38a9b39267c 100644
--- a/tests/unit/manage/test_views.py
+++ b/tests/unit/manage/test_views.py
@@ -63,6 +63,7 @@
 from warehouse.packaging.models import (
     File,
     JournalEntry,
+    LifecycleStatus,
     Project,
     Release,
     Role,
@@ -96,7 +97,6 @@
 
 
 class TestManageUnverifiedAccount:
-
     def test_manage_account(self, monkeypatch):
         user_service = pretend.stub()
         name = pretend.stub()
@@ -2603,7 +2603,7 @@ class TestManageProjectSettings:
     @pytest.mark.parametrize("enabled", [False, True])
     def test_manage_project_settings(self, enabled, monkeypatch):
         request = pretend.stub(organization_access=enabled)
-        project = pretend.stub(organization=None)
+        project = pretend.stub(organization=None, lifecycle_status=None)
         view = views.ManageProjectSettingsViews(project, request)
         form = pretend.stub()
         view.transfer_organization_project_form_class = lambda *a, **kw: form
@@ -2630,7 +2630,7 @@ def test_manage_project_settings_in_organization_managed(self, monkeypatch):
         request = pretend.stub(organization_access=True)
         organization_managed = pretend.stub(name="managed-org", is_active=True)
         organization_owned = pretend.stub(name="owned-org", is_active=True)
-        project = pretend.stub(organization=organization_managed)
+        project = pretend.stub(organization=organization_managed, lifecycle_status=None)
         view = views.ManageProjectSettingsViews(project, request)
         form = pretend.stub()
         view.transfer_organization_project_form_class = pretend.call_recorder(
@@ -2662,7 +2662,7 @@ def test_manage_project_settings_in_organization_owned(self, monkeypatch):
         request = pretend.stub(organization_access=True)
         organization_managed = pretend.stub(name="managed-org", is_active=True)
         organization_owned = pretend.stub(name="owned-org", is_active=True)
-        project = pretend.stub(organization=organization_owned)
+        project = pretend.stub(organization=organization_owned, lifecycle_status=None)
         view = views.ManageProjectSettingsViews(project, request)
         form = pretend.stub()
         view.transfer_organization_project_form_class = pretend.call_recorder(
@@ -7467,3 +7467,96 @@ def test_delete_oidc_publisher_admin_disabled(self, monkeypatch):
                 queue="error",
             )
         ]
+
+
+class TestArchiveProject:
+    def test_archive(self, db_request):
+        project = ProjectFactory.create(name="foo")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.archive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert project.lifecycle_status == LifecycleStatus.Archived
+        assert db_request.route_path.calls == [
+            pretend.call("manage.project.settings", project_name=project.name)
+        ]
+
+    def test_unarchive_project(self, db_request):
+        project = ProjectFactory.create(
+            name="foo", lifecycle_status=LifecycleStatus.Archived
+        )
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.unarchive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.route_path.calls == [
+            pretend.call("manage.project.settings", project_name=project.name)
+        ]
+        assert project.lifecycle_status is None
+
+    def test_disallowed_archive(self, db_request):
+        project = ProjectFactory.create(name="foo", lifecycle_status="quarantine-enter")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.archive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.session.flash.calls == [
+            pretend.call(
+                f"Cannot archive project with status {project.lifecycle_status}",
+                queue="error",
+            )
+        ]
+        assert db_request.route_path.calls == [
+            pretend.call("manage.project.settings", project_name="foo")
+        ]
+        assert project.lifecycle_status == "quarantine-enter"
+
+    def test_disallowed_unarchive(self, db_request):
+        project = ProjectFactory.create(name="foo", lifecycle_status="quarantine-enter")
+        user = UserFactory.create(username="testuser")
+
+        db_request.route_path = pretend.call_recorder(lambda *a, **kw: "/the-redirect")
+        db_request.method = "POST"
+        db_request.user = user
+        db_request.session = pretend.stub(
+            flash=pretend.call_recorder(lambda *a, **kw: None)
+        )
+
+        result = views.unarchive_project_view(project, db_request)
+
+        assert isinstance(result, HTTPSeeOther)
+        assert result.headers["Location"] == "/the-redirect"
+        assert db_request.session.flash.calls == [
+            pretend.call("Can only unarchive an archived project", queue="error")
+        ]
+        assert db_request.route_path.calls == [
+            pretend.call("manage.project.settings", project_name="foo")
+        ]
+        assert project.lifecycle_status == "quarantine-enter"
diff --git a/tests/unit/packaging/test_models.py b/tests/unit/packaging/test_models.py
index aac3cc37433b..8a80d58129e2 100644
--- a/tests/unit/packaging/test_models.py
+++ b/tests/unit/packaging/test_models.py
@@ -365,6 +365,99 @@ def test_acl_for_quarantined_project(self, db_session):
             key=lambda x: x[1],
         )
 
+    def test_acl_for_archived_project(self, db_session):
+        """
+        If a Project is archived, the Project ACL should disallow uploads.
+        """
+        project = DBProjectFactory.create(lifecycle_status="archived")
+        owner1 = DBRoleFactory.create(project=project)
+        owner2 = DBRoleFactory.create(project=project)
+
+        # Maintainers should not appear in the ACLs, since they only have
+        # upload permissions, and archived projects don't allow upload
+        DBRoleFactory.create_batch(2, project=project, role_name="Maintainer")
+
+        organization = DBOrganizationFactory.create()
+        owner3 = DBOrganizationRoleFactory.create(organization=organization)
+        DBOrganizationProjectFactory.create(organization=organization, project=project)
+
+        team = DBTeamFactory.create()
+        owner4 = DBTeamRoleFactory.create(team=team)
+        DBTeamProjectRoleFactory.create(
+            team=team, project=project, role_name=TeamProjectRoleType.Owner
+        )
+
+        # Publishers should not appear in the ACLs, since they only have upload
+        # permissions, and archived projects don't allow upload
+        GitHubPublisherFactory.create(projects=[project])
+
+        acls = []
+        for location in lineage(project):
+            try:
+                acl = location.__acl__
+            except AttributeError:
+                continue
+
+            if acl and callable(acl):
+                acl = acl()
+
+            acls.extend(acl)
+
+        _perms_read_and_write = [
+            Permissions.ProjectsRead,
+            Permissions.ProjectsWrite,
+        ]
+        assert acls == [
+            (
+                Allow,
+                "group:admins",
+                (
+                    Permissions.AdminDashboardSidebarRead,
+                    Permissions.AdminObservationsRead,
+                    Permissions.AdminObservationsWrite,
+                    Permissions.AdminProhibitedProjectsWrite,
+                    Permissions.AdminProhibitedUsernameWrite,
+                    Permissions.AdminProjectsDelete,
+                    Permissions.AdminProjectsRead,
+                    Permissions.AdminProjectsSetLimit,
+                    Permissions.AdminProjectsWrite,
+                    Permissions.AdminRoleAdd,
+                    Permissions.AdminRoleDelete,
+                ),
+            ),
+            (
+                Allow,
+                "group:moderators",
+                (
+                    Permissions.AdminDashboardSidebarRead,
+                    Permissions.AdminObservationsRead,
+                    Permissions.AdminObservationsWrite,
+                    Permissions.AdminProjectsRead,
+                    Permissions.AdminProjectsSetLimit,
+                    Permissions.AdminRoleAdd,
+                    Permissions.AdminRoleDelete,
+                ),
+            ),
+            (
+                Allow,
+                "group:observers",
+                Permissions.APIObservationsAdd,
+            ),
+            (
+                Allow,
+                Authenticated,
+                Permissions.SubmitMalwareObservation,
+            ),
+        ] + sorted(
+            [
+                (Allow, f"user:{owner1.user.id}", _perms_read_and_write),
+                (Allow, f"user:{owner2.user.id}", _perms_read_and_write),
+                (Allow, f"user:{owner3.user.id}", _perms_read_and_write),
+                (Allow, f"user:{owner4.user.id}", _perms_read_and_write),
+            ],
+            key=lambda x: x[1],
+        )
+
     def test_repr(self, db_request):
         project = DBProjectFactory()
         assert isinstance(repr(project), str)
diff --git a/tests/unit/test_routes.py b/tests/unit/test_routes.py
index 0de9e3f61694..5377dc445eed 100644
--- a/tests/unit/test_routes.py
+++ b/tests/unit/test_routes.py
@@ -493,6 +493,20 @@ def add_redirect_rule(*args, **kwargs):
             traverse="/{project_name}",
             domain=warehouse,
         ),
+        pretend.call(
+            "manage.project.archive",
+            "/manage/project/{project_name}/archive/",
+            factory="warehouse.packaging.models:ProjectFactory",
+            traverse="/{project_name}",
+            domain=warehouse,
+        ),
+        pretend.call(
+            "manage.project.unarchive",
+            "/manage/project/{project_name}/unarchive/",
+            factory="warehouse.packaging.models:ProjectFactory",
+            traverse="/{project_name}",
+            domain=warehouse,
+        ),
         pretend.call(
             "manage.project.history",
             "/manage/project/{project_name}/history/",
diff --git a/warehouse/admin/routes.py b/warehouse/admin/routes.py
index 0f8b941d7599..fe7bdae93635 100644
--- a/warehouse/admin/routes.py
+++ b/warehouse/admin/routes.py
@@ -252,6 +252,20 @@ def includeme(config):
         traverse="/{project_name}",
         domain=warehouse,
     )
+    config.add_route(
+        "admin.project.archive",
+        "/admin/projects/{project_name}/archive/",
+        factory="warehouse.packaging.models:ProjectFactory",
+        traverse="/{project_name}",
+        domain=warehouse,
+    )
+    config.add_route(
+        "admin.project.unarchive",
+        "/admin/projects/{project_name}/unarchive/",
+        factory="warehouse.packaging.models:ProjectFactory",
+        traverse="/{project_name}",
+        domain=warehouse,
+    )
 
     # Journal related Admin pages
     config.add_route("admin.journals.list", "/admin/journals/", domain=warehouse)
diff --git a/warehouse/admin/templates/admin/projects/detail.html b/warehouse/admin/templates/admin/projects/detail.html
index cab3ebd25907..a8bef4318c9e 100644
--- a/warehouse/admin/templates/admin/projects/detail.html
+++ b/warehouse/admin/templates/admin/projects/detail.html
@@ -552,6 +552,33 @@ <h3 class="card-title">Prohibit Project Name</h3>
   </div>
 </form> <!-- .card #prohibitedProjectName -->
 
+<div class="card card-warning card-outline collapsed-card" id="archivedProjectName">
+  <div class="card-header">
+    <h3 class="card-title">Archive project</h3>
+    <div class="card-tools">
+      <button type="button" class="btn btn-tool" data-card-widget="collapse"><i class="fas fa-plus"></i>
+      </button>
+    </div>
+  </div>
+
+  <div class="card-footer">
+    {% set can_be_archived = not project.lifecycle_status or project.lifecycle_status == "quarantine-exit" %}
+    {% set can_be_unarchived = project.lifecycle_status == "archived" %}
+    <form method="POST" action="{{ request.route_path('admin.project.unarchive', project_name=project.name) }}">
+      <input name="csrf_token" type="hidden" value="{{ request.session.get_csrf_token() }}">
+      <div class="float-right">
+        <button type="submit" class="btn btn-primary" title="{{ 'Unarchiving requires superuser privileges' if not request.has_permission(Permissions.AdminProjectsWrite) }}" {{ "disabled" if not request.has_permission(Permissions.AdminProjectsWrite) or not can_be_unarchived }}>Unarchive</button>
+      </div>
+    </form> 
+    <form method="POST" action="{{ request.route_path('admin.project.archive', project_name=project.name) }}">
+      <input name="csrf_token" type="hidden" value="{{ request.session.get_csrf_token() }}">
+      <div class="float-right">
+        <button type="submit" class="btn btn-primary" title="{{ 'Archiving requires superuser privileges' if not request.has_permission(Permissions.AdminProjectsWrite) }}" {{ "disabled" if not request.has_permission(Permissions.AdminProjectsWrite) or not can_be_archived}}>Archive</button>
+      </div>
+    </form> 
+  </div>
+</div>
+
 <!-- Deletion form -->
 {% include 'delete.html' %}
 
diff --git a/warehouse/admin/views/projects.py b/warehouse/admin/views/projects.py
index 07f5ada3ede2..dfa1f797df38 100644
--- a/warehouse/admin/views/projects.py
+++ b/warehouse/admin/views/projects.py
@@ -30,9 +30,11 @@
 from warehouse.search.tasks import reindex_project as _reindex_project
 from warehouse.utils.paginate import paginate_url_factory
 from warehouse.utils.project import (
+    archive_project,
     clear_project_quarantine,
     confirm_project,
     remove_project,
+    unarchive_project,
 )
 
 UPLOAD_LIMIT_CAP = ONE_GIB
@@ -737,3 +739,37 @@ def reindex_project(project, request):
     return HTTPSeeOther(
         request.route_path("admin.project.detail", project_name=project.normalized_name)
     )
+
+
+@view_config(
+    route_name="admin.project.archive",
+    permission=Permissions.AdminProjectsWrite,
+    context=Project,
+    uses_session=True,
+    require_methods=["POST"],
+)
+def archive_project_view(project, request) -> HTTPSeeOther:
+    """
+    Archive a Project. Reversible action.
+    """
+    archive_project(project, request)
+    return HTTPSeeOther(
+        request.route_path("admin.project.detail", project_name=project.name)
+    )
+
+
+@view_config(
+    route_name="admin.project.unarchive",
+    permission=Permissions.AdminProjectsWrite,
+    context=Project,
+    uses_session=True,
+    require_methods=["POST"],
+)
+def unarchive_project_view(project, request) -> HTTPSeeOther:
+    """
+    Unarchive a Project. Reversible action.
+    """
+    unarchive_project(project, request)
+    return HTTPSeeOther(
+        request.route_path("admin.project.detail", project_name=project.name)
+    )
diff --git a/warehouse/events/tags.py b/warehouse/events/tags.py
index 61e3161c8e37..22eaaaec92f9 100644
--- a/warehouse/events/tags.py
+++ b/warehouse/events/tags.py
@@ -124,6 +124,8 @@ class Project(EventTagEnum):
         OrganizationProjectRemove = "project:organization_project:remove"
         OwnersRequire2FADisabled = "project:owners_require_2fa:disabled"
         OwnersRequire2FAEnabled = "project:owners_require_2fa:enabled"
+        ProjectArchiveEnter = "project:archive:enter"
+        ProjectArchiveExit = "project:archive:exit"
         ProjectCreate = "project:create"
         ProjectQuarantineEnter = "project:quarantine:enter"
         ProjectQuarantineExit = "project:quarantine:exit"
diff --git a/warehouse/locale/messages.pot b/warehouse/locale/messages.pot
index 1e2004814d4a..11b047802d45 100644
--- a/warehouse/locale/messages.pot
+++ b/warehouse/locale/messages.pot
@@ -152,7 +152,7 @@ msgstr ""
 msgid "Successful WebAuthn assertion"
 msgstr ""
 
-#: warehouse/accounts/views.py:609 warehouse/manage/views/__init__.py:873
+#: warehouse/accounts/views.py:609 warehouse/manage/views/__init__.py:876
 msgid "Recovery code accepted. The supplied code cannot be used again."
 msgstr ""
 
@@ -286,7 +286,7 @@ msgid "You are now ${role} of the '${project_name}' project."
 msgstr ""
 
 #: warehouse/accounts/views.py:1588 warehouse/accounts/views.py:1831
-#: warehouse/manage/views/__init__.py:1409
+#: warehouse/manage/views/__init__.py:1412
 msgid ""
 "Trusted publishing is temporarily disabled. See https://pypi.org/help"
 "#admin-intervention for details."
@@ -306,19 +306,19 @@ msgstr ""
 msgid "You can't register more than 3 pending trusted publishers at once."
 msgstr ""
 
-#: warehouse/accounts/views.py:1654 warehouse/manage/views/__init__.py:1464
-#: warehouse/manage/views/__init__.py:1577
-#: warehouse/manage/views/__init__.py:1689
-#: warehouse/manage/views/__init__.py:1799
+#: warehouse/accounts/views.py:1654 warehouse/manage/views/__init__.py:1467
+#: warehouse/manage/views/__init__.py:1580
+#: warehouse/manage/views/__init__.py:1692
+#: warehouse/manage/views/__init__.py:1802
 msgid ""
 "There have been too many attempted trusted publisher registrations. Try "
 "again later."
 msgstr ""
 
-#: warehouse/accounts/views.py:1665 warehouse/manage/views/__init__.py:1478
-#: warehouse/manage/views/__init__.py:1591
-#: warehouse/manage/views/__init__.py:1703
-#: warehouse/manage/views/__init__.py:1813
+#: warehouse/accounts/views.py:1665 warehouse/manage/views/__init__.py:1481
+#: warehouse/manage/views/__init__.py:1594
+#: warehouse/manage/views/__init__.py:1706
+#: warehouse/manage/views/__init__.py:1816
 msgid "The trusted publisher could not be registered"
 msgstr ""
 
@@ -446,157 +446,157 @@ msgid ""
 "less."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:285
+#: warehouse/manage/views/__init__.py:288
 msgid "Account details updated"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:315
+#: warehouse/manage/views/__init__.py:318
 msgid "Email ${email_address} added - check your email for a verification link"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:821
+#: warehouse/manage/views/__init__.py:824
 msgid "Recovery codes already generated"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:822
+#: warehouse/manage/views/__init__.py:825
 msgid "Generating new recovery codes will invalidate your existing codes."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:931
+#: warehouse/manage/views/__init__.py:934
 msgid "Verify your email to create an API token."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1031
+#: warehouse/manage/views/__init__.py:1034
 msgid "API Token does not exist."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1063
+#: warehouse/manage/views/__init__.py:1066
 msgid "Invalid credentials. Try again"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1182
+#: warehouse/manage/views/__init__.py:1185
 msgid "Invalid alternate repository location details"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1219
+#: warehouse/manage/views/__init__.py:1222
 msgid "Added alternate repository '${name}'"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1253
-#: warehouse/manage/views/__init__.py:2146
-#: warehouse/manage/views/__init__.py:2231
-#: warehouse/manage/views/__init__.py:2332
-#: warehouse/manage/views/__init__.py:2432
+#: warehouse/manage/views/__init__.py:1256
+#: warehouse/manage/views/__init__.py:2149
+#: warehouse/manage/views/__init__.py:2234
+#: warehouse/manage/views/__init__.py:2335
+#: warehouse/manage/views/__init__.py:2435
 msgid "Confirm the request"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1265
+#: warehouse/manage/views/__init__.py:1268
 msgid "Invalid alternate repository id"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1276
+#: warehouse/manage/views/__init__.py:1279
 msgid "Invalid alternate repository for project"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1284
+#: warehouse/manage/views/__init__.py:1287
 msgid ""
 "Could not delete alternate repository - ${confirm} is not the same as "
 "${alt_repo_name}"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1314
+#: warehouse/manage/views/__init__.py:1317
 msgid "Deleted alternate repository '${name}'"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1445
+#: warehouse/manage/views/__init__.py:1448
 msgid ""
 "GitHub-based trusted publishing is temporarily disabled. See "
 "https://pypi.org/help#admin-intervention for details."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1558
+#: warehouse/manage/views/__init__.py:1561
 msgid ""
 "GitLab-based trusted publishing is temporarily disabled. See "
 "https://pypi.org/help#admin-intervention for details."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1670
+#: warehouse/manage/views/__init__.py:1673
 msgid ""
 "Google-based trusted publishing is temporarily disabled. See "
 "https://pypi.org/help#admin-intervention for details."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:1779
+#: warehouse/manage/views/__init__.py:1782
 msgid ""
 "ActiveState-based trusted publishing is temporarily disabled. See "
 "https://pypi.org/help#admin-intervention for details."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2014
-#: warehouse/manage/views/__init__.py:2315
-#: warehouse/manage/views/__init__.py:2423
+#: warehouse/manage/views/__init__.py:2017
+#: warehouse/manage/views/__init__.py:2318
+#: warehouse/manage/views/__init__.py:2426
 msgid ""
 "Project deletion temporarily disabled. See https://pypi.org/help#admin-"
 "intervention for details."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2158
+#: warehouse/manage/views/__init__.py:2161
 msgid "Could not yank release - "
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2243
+#: warehouse/manage/views/__init__.py:2246
 msgid "Could not un-yank release - "
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2344
+#: warehouse/manage/views/__init__.py:2347
 msgid "Could not delete release - "
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2444
+#: warehouse/manage/views/__init__.py:2447
 msgid "Could not find file"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2448
+#: warehouse/manage/views/__init__.py:2451
 msgid "Could not delete file - "
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2598
+#: warehouse/manage/views/__init__.py:2601
 msgid "Team '${team_name}' already has ${role_name} role for project"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2705
+#: warehouse/manage/views/__init__.py:2708
 msgid "User '${username}' already has ${role_name} role for project"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2772
+#: warehouse/manage/views/__init__.py:2775
 msgid "${username} is now ${role} of the '${project_name}' project."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2804
+#: warehouse/manage/views/__init__.py:2807
 msgid ""
 "User '${username}' does not have a verified primary email address and "
 "cannot be added as a ${role_name} for project"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2817
+#: warehouse/manage/views/__init__.py:2820
 #: warehouse/manage/views/organizations.py:878
 msgid "User '${username}' already has an active invite. Please try again later."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2882
+#: warehouse/manage/views/__init__.py:2885
 #: warehouse/manage/views/organizations.py:943
 msgid "Invitation sent to '${username}'"
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2915
+#: warehouse/manage/views/__init__.py:2918
 msgid "Could not find role invitation."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2926
+#: warehouse/manage/views/__init__.py:2929
 msgid "Invitation already expired."
 msgstr ""
 
-#: warehouse/manage/views/__init__.py:2958
+#: warehouse/manage/views/__init__.py:2961
 #: warehouse/manage/views/organizations.py:1130
 msgid "Invitation revoked from '${username}'."
 msgstr ""
@@ -859,8 +859,8 @@ msgstr ""
 #: warehouse/templates/manage/project/release.html:194
 #: warehouse/templates/manage/project/releases.html:140
 #: warehouse/templates/manage/project/releases.html:179
-#: warehouse/templates/packaging/detail.html:407
-#: warehouse/templates/packaging/detail.html:427
+#: warehouse/templates/packaging/detail.html:417
+#: warehouse/templates/packaging/detail.html:437
 #: warehouse/templates/pages/classifiers.html:25
 #: warehouse/templates/pages/help.html:20
 #: warehouse/templates/pages/help.html:228
@@ -1097,9 +1097,9 @@ msgstr ""
 #: warehouse/templates/manage/organization/settings.html:286
 #: warehouse/templates/manage/project/documentation.html:27
 #: warehouse/templates/manage/project/release.html:182
-#: warehouse/templates/manage/project/settings.html:87
-#: warehouse/templates/manage/project/settings.html:136
-#: warehouse/templates/manage/project/settings.html:357
+#: warehouse/templates/manage/project/settings.html:119
+#: warehouse/templates/manage/project/settings.html:168
+#: warehouse/templates/manage/project/settings.html:389
 #: warehouse/templates/manage/team/settings.html:84
 msgid "Warning"
 msgstr ""
@@ -1465,9 +1465,9 @@ msgstr ""
 #: warehouse/templates/manage/project/roles.html:328
 #: warehouse/templates/manage/project/roles.html:359
 #: warehouse/templates/manage/project/roles.html:380
-#: warehouse/templates/manage/project/settings.html:287
-#: warehouse/templates/manage/project/settings.html:307
-#: warehouse/templates/manage/project/settings.html:327
+#: warehouse/templates/manage/project/settings.html:319
+#: warehouse/templates/manage/project/settings.html:339
+#: warehouse/templates/manage/project/settings.html:359
 #: warehouse/templates/manage/team/roles.html:106
 #: warehouse/templates/manage/team/settings.html:35
 #: warehouse/templates/packaging/submit-malware-observation.html:58
@@ -1761,9 +1761,9 @@ msgstr ""
 #: warehouse/templates/manage/project/history.html:312
 #: warehouse/templates/manage/project/history.html:323
 #: warehouse/templates/manage/project/history.html:334
-#: warehouse/templates/manage/project/settings.html:224
-#: warehouse/templates/manage/project/settings.html:285
-#: warehouse/templates/manage/project/settings.html:291
+#: warehouse/templates/manage/project/settings.html:256
+#: warehouse/templates/manage/project/settings.html:317
+#: warehouse/templates/manage/project/settings.html:323
 #: warehouse/templates/manage/unverified-account.html:112
 msgid "Name"
 msgstr ""
@@ -2686,7 +2686,7 @@ msgstr ""
 #: warehouse/templates/manage/manage_base.html:331
 #: warehouse/templates/manage/project/release.html:137
 #: warehouse/templates/manage/project/releases.html:178
-#: warehouse/templates/manage/project/settings.html:72
+#: warehouse/templates/manage/project/settings.html:104
 #: warehouse/templates/manage/unverified-account.html:172
 #: warehouse/templates/manage/unverified-account.html:174
 #: warehouse/templates/manage/unverified-account.html:184
@@ -3343,12 +3343,12 @@ msgid "Update password"
 msgstr ""
 
 #: warehouse/templates/manage/account.html:472
-#: warehouse/templates/manage/project/settings.html:43
+#: warehouse/templates/manage/project/settings.html:75
 msgid "API tokens"
 msgstr ""
 
 #: warehouse/templates/manage/account.html:473
-#: warehouse/templates/manage/project/settings.html:44
+#: warehouse/templates/manage/project/settings.html:76
 msgid ""
 "API tokens provide an alternative way to authenticate when uploading "
 "packages to PyPI."
@@ -4555,7 +4555,7 @@ msgstr ""
 #: warehouse/templates/manage/project/publishing.html:275
 #: warehouse/templates/manage/project/publishing.html:357
 #: warehouse/templates/manage/project/roles.html:341
-#: warehouse/templates/manage/project/settings.html:348
+#: warehouse/templates/manage/project/settings.html:380
 #: warehouse/templates/manage/team/roles.html:131
 msgid "Add"
 msgstr ""
@@ -5603,7 +5603,7 @@ msgstr ""
 #: warehouse/templates/manage/organization/roles.html:252
 #: warehouse/templates/manage/project/release.html:106
 #: warehouse/templates/manage/project/releases.html:109
-#: warehouse/templates/manage/project/settings.html:252
+#: warehouse/templates/manage/project/settings.html:284
 msgid "Delete"
 msgstr ""
 
@@ -6000,9 +6000,9 @@ msgstr ""
 #: warehouse/templates/manage/project/history.html:313
 #: warehouse/templates/manage/project/history.html:324
 #: warehouse/templates/manage/project/history.html:335
-#: warehouse/templates/manage/project/settings.html:225
-#: warehouse/templates/manage/project/settings.html:305
-#: warehouse/templates/manage/project/settings.html:311
+#: warehouse/templates/manage/project/settings.html:257
+#: warehouse/templates/manage/project/settings.html:337
+#: warehouse/templates/manage/project/settings.html:343
 msgid "Url"
 msgstr ""
 
@@ -6181,7 +6181,7 @@ msgstr ""
 
 #: warehouse/templates/manage/project/release.html:137
 #: warehouse/templates/manage/project/releases.html:178
-#: warehouse/templates/manage/project/settings.html:72
+#: warehouse/templates/manage/project/settings.html:104
 msgid "Dismiss"
 msgstr ""
 
@@ -6524,23 +6524,51 @@ msgstr ""
 msgid "<a href=\"%(help_url)s\"> (request an increase) </a>"
 msgstr ""
 
+#: warehouse/templates/manage/project/settings.html:43
+#: warehouse/templates/manage/project/settings.html:57
+#: warehouse/templates/manage/project/settings.html:65
+msgid "Archive project"
+msgstr ""
+
 #: warehouse/templates/manage/project/settings.html:48
+msgid ""
+"Archiving a project will block any new uploads. Before doing so, we "
+"recommend publishing a final release with an update to the project's "
+"README to warn the users that the project won't receive further updates, "
+"and to mention any alternative projects they may consider as a "
+"replacement."
+msgstr ""
+
+#: warehouse/templates/manage/project/settings.html:60
+#: warehouse/templates/manage/project/settings.html:71
+msgid "Unarchive project"
+msgstr ""
+
+#: warehouse/templates/manage/project/settings.html:66
+msgid "Archiving a project will block any new file uploads"
+msgstr ""
+
+#: warehouse/templates/manage/project/settings.html:72
+msgid "Unarchiving a project will allow new file uploads"
+msgstr ""
+
+#: warehouse/templates/manage/project/settings.html:80
 #, python-format
 msgid "Create a token for %(project_name)s"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:53
+#: warehouse/templates/manage/project/settings.html:85
 #, python-format
 msgid ""
 "<a href=\"%(href)s\">Verify your primary email address</a> to add an API "
 "token for %(project_name)s."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:60
+#: warehouse/templates/manage/project/settings.html:92
 msgid "Project description and sidebar"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:62
+#: warehouse/templates/manage/project/settings.html:94
 #, python-format
 msgid ""
 "To set the '%(project_name)s' description, author, links, classifiers, "
@@ -6556,147 +6584,147 @@ msgid ""
 "Python Packaging User Guide</a> for more help."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:85
+#: warehouse/templates/manage/project/settings.html:117
 msgid "Remove project from organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:88
+#: warehouse/templates/manage/project/settings.html:120
 msgid "Removing this project from the organization will:"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:92
-#: warehouse/templates/manage/project/settings.html:142
+#: warehouse/templates/manage/project/settings.html:124
+#: warehouse/templates/manage/project/settings.html:174
 #, python-format
 msgid "Remove this project from the '%(organization_name)s' organization."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:95
-#: warehouse/templates/manage/project/settings.html:145
+#: warehouse/templates/manage/project/settings.html:127
+#: warehouse/templates/manage/project/settings.html:177
 #, python-format
 msgid ""
 "Revoke project permissions for teams in the '%(organization_name)s' "
 "organization."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:99
-#: warehouse/templates/manage/project/settings.html:105
+#: warehouse/templates/manage/project/settings.html:131
+#: warehouse/templates/manage/project/settings.html:137
 msgid ""
 "Individual owners and maintainers of the project will retain their "
 "project permissions."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:104
+#: warehouse/templates/manage/project/settings.html:136
 #, python-format
 msgid ""
 "This will remove the project from the '%(organization_name)s' "
 "organization."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:108
+#: warehouse/templates/manage/project/settings.html:140
 msgid "Remove project"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:108
-#: warehouse/templates/manage/project/settings.html:179
-#: warehouse/templates/manage/project/settings.html:395
+#: warehouse/templates/manage/project/settings.html:140
+#: warehouse/templates/manage/project/settings.html:211
+#: warehouse/templates/manage/project/settings.html:427
 msgid "Project Name"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:112
+#: warehouse/templates/manage/project/settings.html:144
 msgid "Cannot remove project from organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:114
+#: warehouse/templates/manage/project/settings.html:146
 msgid ""
 "Your organization is currently the <strong>sole owner</strong> of the "
 "project. You must add an individual owner to the project before you can "
 "remove the project from your organization."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:130
+#: warehouse/templates/manage/project/settings.html:162
 msgid "Transfer project to another organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:132
+#: warehouse/templates/manage/project/settings.html:164
 msgid "Transfer project to an organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:137
+#: warehouse/templates/manage/project/settings.html:169
 msgid "Transferring this project will:"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:149
+#: warehouse/templates/manage/project/settings.html:181
 msgid "Revoke your direct Owner role on the project."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:152
+#: warehouse/templates/manage/project/settings.html:184
 msgid ""
 "You will retain Owner permissions on the project through your "
 "organization role."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:157
+#: warehouse/templates/manage/project/settings.html:189
 msgid "Add the project to another organization that you own."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:159
+#: warehouse/templates/manage/project/settings.html:191
 msgid "Add the project to an organization that you own."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:163
+#: warehouse/templates/manage/project/settings.html:195
 msgid "Grant full project permissions to owners of the organization."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:167
+#: warehouse/templates/manage/project/settings.html:199
 msgid ""
 "All other individual owners and maintainers of the project will retain "
 "their project permissions."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:179
+#: warehouse/templates/manage/project/settings.html:211
 msgid "Transfer project"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:185
+#: warehouse/templates/manage/project/settings.html:217
 msgid "Cannot transfer project to another organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:187
+#: warehouse/templates/manage/project/settings.html:219
 msgid "Cannot transfer project to an organization"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:192
+#: warehouse/templates/manage/project/settings.html:224
 msgid ""
 "Organization owners can transfer the project to organizations that they "
 "own or manage."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:193
+#: warehouse/templates/manage/project/settings.html:225
 msgid "You are not an owner or manager of any other organizations."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:195
+#: warehouse/templates/manage/project/settings.html:227
 msgid ""
 "Project owners can transfer the project to organizations that they own or"
 " manage."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:196
+#: warehouse/templates/manage/project/settings.html:228
 msgid "You are not an owner or manager of any organizations."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:205
+#: warehouse/templates/manage/project/settings.html:237
 msgid "Alternate repository locations"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:209
+#: warehouse/templates/manage/project/settings.html:241
 #, python-format
 msgid ""
 "Provisional support for <a href=\"%(pep_url)s\">PEP 708</a> \"Alternate "
 "Locations\" Metadata."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:213
+#: warehouse/templates/manage/project/settings.html:245
 #, python-format
 msgid ""
 "Implementation may change, consider subscribing to <a "
@@ -6704,55 +6732,55 @@ msgid ""
 "changes."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:220
+#: warehouse/templates/manage/project/settings.html:252
 #, python-format
 msgid "Alternate repository locations for %(project_name)s"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:226
+#: warehouse/templates/manage/project/settings.html:258
 msgid "Description"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:245
+#: warehouse/templates/manage/project/settings.html:277
 #, python-format
 msgid "Delete %(name)s from this project."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:253
+#: warehouse/templates/manage/project/settings.html:285
 msgid "Alternate Repository Name"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:268
+#: warehouse/templates/manage/project/settings.html:300
 msgid "There are no alternate repositories for this project, yet."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:272
+#: warehouse/templates/manage/project/settings.html:304
 msgid "Get started by adding an alternate repository below."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:278
+#: warehouse/templates/manage/project/settings.html:310
 msgid "Add alternate repository location"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:325
+#: warehouse/templates/manage/project/settings.html:357
 msgid "Alternate repository description"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:331
-#: warehouse/templates/manage/project/settings.html:342
+#: warehouse/templates/manage/project/settings.html:363
+#: warehouse/templates/manage/project/settings.html:374
 msgid "Description of the purpose or content of the alternate repository."
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:355
-#: warehouse/templates/manage/project/settings.html:395
+#: warehouse/templates/manage/project/settings.html:387
+#: warehouse/templates/manage/project/settings.html:427
 msgid "Delete project"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:358
+#: warehouse/templates/manage/project/settings.html:390
 msgid "Deleting this project will:"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:363
+#: warehouse/templates/manage/project/settings.html:395
 #, python-format
 msgid ""
 "Irreversibly delete the project along with <a href=\"%(href)s\">%(count)s"
@@ -6763,15 +6791,15 @@ msgid_plural ""
 msgstr[0] ""
 msgstr[1] ""
 
-#: warehouse/templates/manage/project/settings.html:369
+#: warehouse/templates/manage/project/settings.html:401
 msgid "Irreversibly delete the project"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:373
+#: warehouse/templates/manage/project/settings.html:405
 msgid "Make the project name available to <strong>any other PyPI</strong> user"
 msgstr ""
 
-#: warehouse/templates/manage/project/settings.html:375
+#: warehouse/templates/manage/project/settings.html:407
 msgid ""
 "This user will be able to make new releases under this project name, so "
 "long as the distribution filenames do not match filenames from a "
@@ -6961,7 +6989,7 @@ msgstr ""
 
 #: warehouse/templates/packaging/detail.html:238
 #: warehouse/templates/packaging/detail.html:272
-#: warehouse/templates/packaging/detail.html:322
+#: warehouse/templates/packaging/detail.html:332
 msgid "Project description"
 msgstr ""
 
@@ -6972,7 +7000,7 @@ msgstr ""
 
 #: warehouse/templates/packaging/detail.html:244
 #: warehouse/templates/packaging/detail.html:284
-#: warehouse/templates/packaging/detail.html:344
+#: warehouse/templates/packaging/detail.html:354
 msgid "Release history"
 msgstr ""
 
@@ -6983,7 +7011,7 @@ msgstr ""
 
 #: warehouse/templates/packaging/detail.html:251
 #: warehouse/templates/packaging/detail.html:291
-#: warehouse/templates/packaging/detail.html:406
+#: warehouse/templates/packaging/detail.html:416
 msgid "Download files"
 msgstr ""
 
@@ -6992,40 +7020,50 @@ msgid "Project details. Focus will be moved to the project details."
 msgstr ""
 
 #: warehouse/templates/packaging/detail.html:278
-#: warehouse/templates/packaging/detail.html:336
+#: warehouse/templates/packaging/detail.html:346
 msgid "Project details"
 msgstr ""
 
 #: warehouse/templates/packaging/detail.html:318
-#: warehouse/templates/packaging/detail.html:393
+msgid "This project has been archived."
+msgstr ""
+
+#: warehouse/templates/packaging/detail.html:320
+msgid ""
+"The maintainers of this project have marked this project as archived. No "
+"new releases are expected."
+msgstr ""
+
+#: warehouse/templates/packaging/detail.html:328
+#: warehouse/templates/packaging/detail.html:403
 msgid "Reason this release was yanked:"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:329
+#: warehouse/templates/packaging/detail.html:339
 msgid "The author of this package has not provided a project description"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:346
+#: warehouse/templates/packaging/detail.html:356
 msgid "Release notifications"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:347
+#: warehouse/templates/packaging/detail.html:357
 msgid "RSS feed"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:359
+#: warehouse/templates/packaging/detail.html:369
 msgid "This version"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:379
+#: warehouse/templates/packaging/detail.html:389
 msgid "pre-release"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:384
+#: warehouse/templates/packaging/detail.html:394
 msgid "yanked"
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:407
+#: warehouse/templates/packaging/detail.html:417
 #, python-format
 msgid ""
 "Download the file for your platform. If you're not sure which to choose, "
@@ -7033,24 +7071,24 @@ msgid ""
 "target=\"_blank\" rel=\"noopener\">installing packages</a>."
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:410
+#: warehouse/templates/packaging/detail.html:420
 msgid "Source Distribution"
 msgid_plural "Source Distributions"
 msgstr[0] ""
 msgstr[1] ""
 
-#: warehouse/templates/packaging/detail.html:426
+#: warehouse/templates/packaging/detail.html:436
 msgid "No source distribution files available for this release."
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:427
+#: warehouse/templates/packaging/detail.html:437
 #, python-format
 msgid ""
 "See tutorial on <a href=\"%(href)s\" title=\"%(title)s\" "
 "target=\"_blank\" rel=\"noopener\">generating distribution archives</a>."
 msgstr ""
 
-#: warehouse/templates/packaging/detail.html:434
+#: warehouse/templates/packaging/detail.html:444
 msgid "Built Distribution"
 msgid_plural "Built Distributions"
 msgstr[0] ""
diff --git a/warehouse/manage/views/__init__.py b/warehouse/manage/views/__init__.py
index a5f9602ff5be..f74679cebacc 100644
--- a/warehouse/manage/views/__init__.py
+++ b/warehouse/manage/views/__init__.py
@@ -140,11 +140,16 @@
 from warehouse.rate_limiting import IRateLimiter
 from warehouse.utils.http import is_safe_url
 from warehouse.utils.paginate import paginate_url_factory
-from warehouse.utils.project import confirm_project, destroy_docs, remove_project
+from warehouse.utils.project import (
+    archive_project,
+    confirm_project,
+    destroy_docs,
+    remove_project,
+    unarchive_project,
+)
 
 
 class ManageAccountMixin:
-
     def __init__(self, request):
         self.request = request
         self.user_service = request.find_service(IUserService, context=None)
@@ -218,7 +223,6 @@ def reverify_email(self):
 )
 @lift()
 class ManageUnverifiedAccountViews(ManageAccountMixin):
-
     @view_config(request_method="GET")
     def manage_unverified_account(self):
         return {"help_url": self.request.help_url(_anchor="account-recovery")}
@@ -236,7 +240,6 @@ def manage_unverified_account(self):
 )
 @lift()
 class ManageVerifiedAccountViews(ManageAccountMixin):
-
     @property
     def active_projects(self):
         return user_projects(request=self.request)["projects_sole_owned"]
@@ -3180,3 +3183,37 @@ def manage_project_history(project, request):
 )
 def manage_project_documentation(project, request):
     return {"project": project}
+
+
+@view_config(
+    route_name="manage.project.archive",
+    context=Project,
+    uses_session=True,
+    require_methods=["POST"],
+    permission=Permissions.ProjectsWrite,
+)
+def archive_project_view(project, request) -> HTTPSeeOther:
+    """
+    Archive a Project. Reversible action.
+    """
+    archive_project(project, request)
+    return HTTPSeeOther(
+        request.route_path("manage.project.settings", project_name=project.name)
+    )
+
+
+@view_config(
+    route_name="manage.project.unarchive",
+    context=Project,
+    uses_session=True,
+    require_methods=["POST"],
+    permission=Permissions.ProjectsWrite,
+)
+def unarchive_project_view(project, request) -> HTTPSeeOther:
+    """
+    Unarchive a Project. Reversible action.
+    """
+    unarchive_project(project, request)
+    return HTTPSeeOther(
+        request.route_path("manage.project.settings", project_name=project.name)
+    )
diff --git a/warehouse/migrations/versions/12a43f12cc18_add_new_lifecycle_statuses.py b/warehouse/migrations/versions/12a43f12cc18_add_new_lifecycle_statuses.py
new file mode 100644
index 000000000000..5ff9ef22742e
--- /dev/null
+++ b/warehouse/migrations/versions/12a43f12cc18_add_new_lifecycle_statuses.py
@@ -0,0 +1,55 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""
+Add new lifecycle statuses
+
+Revision ID: 12a43f12cc18
+Revises: f7720656a33c
+"""
+
+from alembic import op
+from alembic_postgresql_enum import TableReference
+
+revision = "12a43f12cc18"
+down_revision = "f7720656a33c"
+
+
+def upgrade():
+    op.sync_enum_values(
+        "public",
+        "lifecyclestatus",
+        ["quarantine-enter", "quarantine-exit", "archived"],
+        [
+            TableReference(
+                table_schema="public",
+                table_name="projects",
+                column_name="lifecycle_status",
+            )
+        ],
+        enum_values_to_rename=[],
+    )
+
+
+def downgrade():
+    op.sync_enum_values(
+        "public",
+        "lifecyclestatus",
+        ["quarantine-enter", "quarantine-exit"],
+        [
+            TableReference(
+                table_schema="public",
+                table_name="projects",
+                column_name="lifecycle_status",
+            )
+        ],
+        enum_values_to_rename=[],
+    )
diff --git a/warehouse/packaging/models.py b/warehouse/packaging/models.py
index a023eafb738a..59e2a30ed426 100644
--- a/warehouse/packaging/models.py
+++ b/warehouse/packaging/models.py
@@ -166,6 +166,7 @@ def __contains__(self, project):
 class LifecycleStatus(enum.StrEnum):
     QuarantineEnter = "quarantine-enter"
     QuarantineExit = "quarantine-exit"
+    Archived = "archived"
 
 
 class Project(SitemapMixin, HasEvents, HasObservations, db.Model):
@@ -327,10 +328,14 @@ def __acl__(self):
             (Allow, Authenticated, Permissions.SubmitMalwareObservation),
         ]
 
-        # The project has zero or more OIDC publishers registered to it,
-        # each of which serves as an identity with the ability to upload releases.
-        for publisher in self.oidc_publishers:
-            acls.append((Allow, f"oidc:{publisher.id}", [Permissions.ProjectsUpload]))
+        if self.lifecycle_status != LifecycleStatus.Archived:
+            # The project has zero or more OIDC publishers registered to it,
+            # each of which serves as an identity with the ability to upload releases
+            # (only if the project is not archived)
+            for publisher in self.oidc_publishers:
+                acls.append(
+                    (Allow, f"oidc:{publisher.id}", [Permissions.ProjectsUpload])
+                )
 
         # Get all of the users for this project.
         user_query = (
@@ -376,27 +381,25 @@ def __acl__(self):
         for user_id, permission_name in sorted(permissions, key=lambda x: (x[1], x[0])):
             # Disallow Write permissions for Projects in quarantine, allow Upload
             if self.lifecycle_status == LifecycleStatus.QuarantineEnter:
-                acls.append(
-                    (
-                        Allow,
-                        f"user:{user_id}",
-                        [Permissions.ProjectsRead, Permissions.ProjectsUpload],
-                    )
-                )
+                current_permissions = [
+                    Permissions.ProjectsRead,
+                    Permissions.ProjectsUpload,
+                ]
             elif permission_name == "Administer":
-                acls.append(
-                    (
-                        Allow,
-                        f"user:{user_id}",
-                        [
-                            Permissions.ProjectsRead,
-                            Permissions.ProjectsUpload,
-                            Permissions.ProjectsWrite,
-                        ],
-                    )
-                )
+                current_permissions = [
+                    Permissions.ProjectsRead,
+                    Permissions.ProjectsUpload,
+                    Permissions.ProjectsWrite,
+                ]
             else:
-                acls.append((Allow, f"user:{user_id}", [Permissions.ProjectsUpload]))
+                current_permissions = [Permissions.ProjectsUpload]
+
+            if self.lifecycle_status == LifecycleStatus.Archived:
+                # Disallow upload permissions for archived projects
+                current_permissions.remove(Permissions.ProjectsUpload)
+
+            if current_permissions:
+                acls.append((Allow, f"user:{user_id}", current_permissions))
         return acls
 
     @property
diff --git a/warehouse/routes.py b/warehouse/routes.py
index c31158dbab82..e8566619705c 100644
--- a/warehouse/routes.py
+++ b/warehouse/routes.py
@@ -493,6 +493,20 @@ def includeme(config):
         traverse="/{project_name}",
         domain=warehouse,
     )
+    config.add_route(
+        "manage.project.archive",
+        "/manage/project/{project_name}/archive/",
+        factory="warehouse.packaging.models:ProjectFactory",
+        traverse="/{project_name}",
+        domain=warehouse,
+    )
+    config.add_route(
+        "manage.project.unarchive",
+        "/manage/project/{project_name}/unarchive/",
+        factory="warehouse.packaging.models:ProjectFactory",
+        traverse="/{project_name}",
+        domain=warehouse,
+    )
     config.add_route(
         "manage.project.history",
         "/manage/project/{project_name}/history/",
diff --git a/warehouse/templates/manage/project/settings.html b/warehouse/templates/manage/project/settings.html
index 609b684067f6..79351180ecb3 100644
--- a/warehouse/templates/manage/project/settings.html
+++ b/warehouse/templates/manage/project/settings.html
@@ -40,6 +40,38 @@ <h2>{% trans %}Project settings{% endtrans %}</h2>
     <a href="{{ help_url }}"> (request an increase) </a>{% endtrans %}</li>
   </ul>
 
+  <h2>{% trans %}Archive project{% endtrans %}</h2>
+  {% set can_be_archived = not project.lifecycle_status or project.lifecycle_status == "quarantine-exit" %}
+  {% set can_be_unarchived = project.lifecycle_status == "archived" %}
+  <div class="callout-block callout-block--danger" data-controller="archive-confirm">
+  <p>
+    {% trans %}
+    Archiving a project will block any new uploads. Before doing so, we
+    recommend publishing a final release with an update to the project's
+    README to warn the users that the project won't receive further updates,
+    and to mention any alternative projects they may consider as a replacement.
+    {% endtrans %}
+  </p>
+  </div>
+    <a href="#archive-project" class="button button--primary {{ 'button--disabled' if not can_be_archived }}">
+      {% trans %}Archive project{% endtrans %}
+    </a>
+    <a href="#unarchive-project" class="button button--primary {{ 'button--disabled' if not can_be_unarchived }}">
+      {% trans %}Unarchive project{% endtrans %}
+    </a>
+
+  {% set action = request.route_path('manage.project.archive', project_name=project.name) %}
+  {% set slug = "archive-project" %}
+  {% set title = gettext("Archive project") %}
+  {% set extra_description = gettext("Archiving a project will block any new file uploads") %}
+  {{ confirm_modal(title=title, label=project.name, slug=slug, extra_description=extra_description, action=action, warning=False) }}
+
+  {% set action = request.route_path('manage.project.unarchive', project_name=project.name) %}
+  {% set slug = "unarchive-project" %}
+  {% set title = gettext("Unarchive project") %}
+  {% set extra_description = gettext("Unarchiving a project will allow new file uploads") %}
+  {{ confirm_modal(title=title, label=project.name, slug=slug, extra_description=extra_description, action=action, warning=False) }}
+
   <h3>{% trans %}API tokens{% endtrans %}</h3>
   <p>{% trans %}API tokens provide an alternative way to authenticate when uploading packages to PyPI.{% endtrans %}</p>
   {% if user.has_primary_verified_email %}
diff --git a/warehouse/templates/packaging/detail.html b/warehouse/templates/packaging/detail.html
index fef56c293cda..a789e0897261 100644
--- a/warehouse/templates/packaging/detail.html
+++ b/warehouse/templates/packaging/detail.html
@@ -313,6 +313,16 @@ <h3 class="sidebar-section__title">{% trans %}Navigation{% endtrans %}</h3>
                 {% endtrans %}
               </p>
             </div>
+          {% elif project.lifecycle_status == "archived" %}
+            <div class="callout-block callout-block--warning">
+              <p>{% trans %}This project has been archived.{% endtrans %}</p>
+              <p>
+                {% trans %}
+                  The maintainers of this project have marked this project as archived.
+                  No new releases are expected.
+                {% endtrans %}
+              </p>
+            </div>
           {% elif release.yanked and release.yanked_reason %}
             <div class="callout-block callout-block--danger">
               <p>{% trans %}Reason this release was yanked:{% endtrans %}</p>
diff --git a/warehouse/utils/project.py b/warehouse/utils/project.py
index 5e4d83882b3e..eea718429030 100644
--- a/warehouse/utils/project.py
+++ b/warehouse/utils/project.py
@@ -189,3 +189,44 @@ def destroy_docs(project, request, flash=True):
         request.session.flash(
             f"Deleted docs for project {project.name!r}", queue="success"
         )
+
+
+def archive_project(project: Project, request) -> None:
+    if (
+        project.lifecycle_status is not None
+        and project.lifecycle_status != LifecycleStatus.QuarantineExit
+    ):
+        request.session.flash(
+            f"Cannot archive project with status {project.lifecycle_status}",
+            queue="error",
+        )
+        return
+
+    project.lifecycle_status = LifecycleStatus.Archived
+    project.record_event(
+        tag=EventTag.Project.ProjectArchiveEnter,
+        request=request,
+        additional={
+            "submitted_by": request.user.username,
+        },
+    )
+    request.session.flash("Project archived", queue="success")
+
+
+def unarchive_project(project: Project, request) -> None:
+    if project.lifecycle_status != LifecycleStatus.Archived:
+        request.session.flash(
+            "Can only unarchive an archived project",
+            queue="error",
+        )
+        return
+
+    project.lifecycle_status = None
+    project.record_event(
+        tag=EventTag.Project.ProjectArchiveExit,
+        request=request,
+        additional={
+            "submitted_by": request.user.username,
+        },
+    )
+    request.session.flash("Project unarchived", queue="success")