diff --git a/custom/templates/base.tf.jinja b/custom/templates/base.tf.jinja
new file mode 100644
index 0000000..9a85bbb
--- /dev/null
+++ b/custom/templates/base.tf.jinja
@@ -0,0 +1,279 @@
+{% from "macros.tf.jinja" import argument %}
+
+terraform {
+  {% block required_providers %}
+  required_providers {
+    spacelift = {
+      source  = "spacelift-io/spacelift"
+      version = "{% block spacelift_provider_version %}~> 1.0{% endblock %}"
+    }
+    {% block required_providers_extra %}{% endblock %}
+  }
+  {% endblock %}
+}
+
+{% block header_extra %}{% endblock %}
+
+{% block spaces %}
+{% for space in spaces %}
+resource "spacelift_space" "{{ space._migration_id }}" {
+  {{ argument("description", space.description) }}
+  {{ argument("inherit_entities", True, default=False) }}
+  {{ argument("name", space.name, required=True) }}
+  {{ argument("parent_space_id", "root", required=True) }}
+  {% block space_arguments_extra scoped %}{% endblock %}
+}
+
+{% if space.requires_terraform_workflow_tool %}
+resource "spacelift_context" "{{ space._migration_id }}_terraform_workflow_tool" {
+  {{ argument("description", "Allows to use custom versions of Terraform. Make sure to provide the Terraform binary in the custom runner image for the stack.") }}
+  {{ argument("name", "Terraform Workflow Tool", required=True) }}
+}
+
+resource "spacelift_mounted_file" "workflow" {
+  {{ argument("context_id", "spacelift_context." ~ space._migration_id ~ "_terraform_workflow_tool.id", required=True, serialize=False) }}
+  {{ argument("relative_path", ".spacelift/workflow.yml", required=True) }}
+  {% raw %}
+  content = base64encode(
+<<EOT
+# Used to initialize your root module.
+init: terraform init -input=false
+
+# Used to select the correct workspace. Only used for Stacks that are using a custom state
+# backend, and which have the Workspace setting configured.
+workspaceSelect: terraform workspace select "{{ .WorkspaceName }}"
+
+# Used to create a new workspace if none with the required name exists. Only used for Stacks
+# that are using a custom state backend, and which have the Workspace setting configured.
+workspaceNew: terraform workspace new "{{ .WorkspaceName }}"
+
+# Used to generate a plan of the infrastructure changes that will be applied.
+plan: terraform plan -input=false -lock={{ .Lock }} {{ if not .Refresh }}-refresh=false {{ end }}-out={{ .PlanFileName }} {{ range .Targets }}-target='{{ . }}' {{ end }}
+
+# Outputs the current state information as JSON.
+showState: terraform show -json
+
+# Used to convert a plan file to its JSON representation.
+showPlan: terraform show -json "{{ .PlanFileName }}"
+
+# Used to get the current outputs from the state.
+getOutputs: terraform output -json
+
+# Used to apply any changes contained in the specified plan.
+apply: terraform apply -auto-approve -input=false "{{ .PlanFileName }}"
+
+# Used to tear down any resources as part of deleting a stack.
+destroy: terraform destroy -auto-approve -input=false
+EOT
+)
+{% endraw %}
+}
+{% endif %}
+
+{% block space_extra scoped %}{% endblock %}
+{% endfor %}
+{% block spaces_extra %}{% endblock %}
+{% endblock %}
+
+{% block stacks %}
+{% for stack in stacks %}
+{% if stack.vcs.repository %}
+resource "spacelift_stack" "{{ stack._relationships.space._migration_id }}_{{ stack._migration_id }}" {
+  {{ argument("auto_deploy", stack.auto_deploy, default=False) }}
+  {{ argument("branch", stack.vcs.branch, required=True) }}
+  {{ argument("description", stack.description) }}
+  {{ argument("local_preview", stack.local_preview) }}
+  {{ argument("labels", stack.labels) }}
+  {{ argument("manage_state", False) }}
+  {{ argument("name", stack.name, required=True) }}
+  {{ argument("project_root", stack.vcs.project_root) }}
+  {{ argument("repository", stack.vcs.repository, required=True) }}
+  {{ argument("slug", stack.slug, default=stack.name) }}
+  {{ argument("space_id", "spacelift_space." ~ stack._relationships.space._migration_id ~ ".id", serialize=False) }}
+  {{ argument("terraform_version", stack.terraform.version, serialize=True) }}
+  {{ argument("terraform_workflow_tool", stack.terraform.workflow_tool, default="TERRAFORM_FOSS") }}
+  {% block stack_arguments_extra scoped %}{% endblock %}
+
+  {% if stack.terraform.workflow_tool == "CUSTOM" %}
+  {{ argument("runner_image ", extra_vars.custom_terraform_runner_image ~ ":" ~ stack.terraform.version, required=True) }}
+  {% endif %}
+
+  {% if stack.vcs.provider == "github_custom" %}
+  github_enterprise {
+    {{ argument("namespace", stack.vcs.namespace) }}
+  }
+  {% elif stack.vcs.provider == "azure_devops" %}
+  azure_devops {
+    {{ argument("project", stack.vcs.namespace) }}
+  }
+  {% elif stack.vcs.provider %}
+  {{ stack.vcs.provider }} {
+    {{ argument("namespace", stack.vcs.namespace) }}
+  }
+  {% endif %}
+}
+
+{% if stack.terraform.workflow_tool == "CUSTOM" %}
+resource "spacelift_context_attachment" "{{ stack._relationships.space._migration_id }}_{{ stack._migration_id }}_terraform_workflow_tool" {
+  {{ argument("context_id", "spacelift_context." ~ stack._relationships.space._migration_id ~ "_terraform_workflow_tool.id", serialize=False) }}
+  {{ argument("stack_id", "spacelift_stack." ~ stack._relationships.space._migration_id ~ "_" ~ stack._migration_id ~ ".id", serialize=False) }}
+}
+{% endif %}
+
+{% if stack.has_variables_with_invalid_name %}
+resource "spacelift_mounted_file" "{{ stack._relationships.space._migration_id }}_{{ stack._migration_id }}_env_vars_with_invalid_name" {
+  {# The content will be uploaded at a later time to avoid having it in the Terraform code#}
+  {{ argument("content", 'base64encode("placeholder = \\"placeholder\\"")', serialize=False) }}
+  {{ argument("relative_path", ("source/" ~ stack.vcs.project_root ~ "/tf_vars_with_invalid_name.auto.tfvars")|normalizepath) }}
+  {{ argument("stack_id", "spacelift_stack." ~ stack._relationships.space._migration_id ~ "_" ~ stack._migration_id ~ ".id", serialize=False) }}
+  {{ argument("write_only", false) }}
+
+  lifecycle {
+    {{ argument("ignore_changes", "[content]", serialize=False) }}
+  }
+}
+{% endif %}
+
+{% if stack.has_secret_variables_with_invalid_name %}
+resource "spacelift_mounted_file" "{{ stack._relationships.space._migration_id }}_{{ stack._migration_id }}_secret_env_vars_with_invalid_name" {
+  {# The content will be uploaded at a later time to avoid having it in the Terraform code#}
+  {{ argument("content", 'base64encode("placeholder = \\"placeholder\\"")', serialize=False) }}
+  {{ argument("relative_path", ("source/" ~ stack.vcs.project_root ~ "/tf_secret_vars_with_invalid_name.auto.tfvars")|normalizepath) }}
+  {{ argument("stack_id", "spacelift_stack." ~ stack._relationships.space._migration_id ~ "_" ~ stack._migration_id ~ ".id", serialize=False) }}
+  {{ argument("write_only", true) }}
+
+  lifecycle {
+    {{ argument("ignore_changes", "[content]", serialize=False) }}
+  }
+}
+{% endif %}
+
+{% block stack_extra scoped %}{% endblock %}
+{% endif %}
+
+{% endfor %}
+{% block stacks_extra %}{% endblock %}
+{% endblock %}
+
+{% block stack_variables %}
+{% for variable in stack_variables %}
+{% if variable._relationships.stack.vcs.repository and variable.valid_name %}
+resource "spacelift_environment_variable" "{{ variable._relationships.space._migration_id }}_{{ variable._relationships.stack._migration_id }}_{{ variable._migration_id }}" {
+  {% if variable.type == "terraform" %}
+    {{ argument("name", "TF_VAR_" ~ variable.name, required=True) }}
+  {% else %}
+    {{ argument("name", variable.name, required=True) }}
+  {% endif %}
+
+  {{ argument("stack_id", "spacelift_stack." ~ variable._relationships.space._migration_id ~ "_" ~ variable._relationships.stack._migration_id ~ ".id", serialize=False) }}
+  {% if not variable.write_only %}
+    {% if variable.hcl %}
+    {{ argument("value", "jsonencode(" ~ variable.value ~ ")", serialize=False) }}
+    {% elif variable.value and "\n" in variable.value %}
+    {{ argument("value", "jsonencode(\"" ~ variable.value|replace("\n", "\\n") ~ "\")", serialize=False) }}
+    {% else %}
+    {{ argument("value", variable.value) }}
+    {% endif %}
+  {% endif %}
+  {{ argument("write_only", variable.write_only, default=True) }}
+
+  {% if variable.write_only %}
+  lifecycle {
+    {{ argument("ignore_changes", "[value]", serialize=False) }}
+  }
+  {% endif %}
+
+  {% block stack_variable_arguments_extra scoped %}{% endblock %}
+}
+{% block stack_variable_extra scoped %}{% endblock %}
+{% endif %}
+
+{% endfor %}
+{% block stack_variables_extra %}{% endblock %}
+{% endblock %}
+
+{% block contexts %}
+{% for context in contexts %}
+resource "spacelift_context" "{{ context._relationships.space._migration_id }}_{{ context._migration_id }}" {
+  {{ argument("description", context.description) }}
+  {{ argument("labels", context.labels, default=[]) }}
+  {{ argument("name", context.name, required=True) }}
+  {% block context_arguments_extra scoped %}{% endblock %}
+}
+
+{% for stack in context._relationships.stacks %}
+resource "spacelift_context_attachment" "{{ context._relationships.space._migration_id }}_{{ context._migration_id }}_{{ stack._migration_id }}" {
+  {{ argument("context_id", "spacelift_context." ~ context._relationships.space._migration_id ~ "_" ~ context._migration_id ~ ".id", required=True, serialize=False) }}
+  {{ argument("stack_id", "spacelift_stack." ~ context._relationships.space._migration_id ~ "_" ~ stack._migration_id ~ ".id", required=True, serialize=False) }}
+}
+{% endfor %}
+
+{% block context_extra scoped %}{% endblock %}
+
+{% endfor %}
+{% block contexts_extra %}{% endblock %}
+{% endblock %}
+
+{% block context_variables %}
+{% for variable in context_variables %}
+
+{# KLUDGE: write_only variables are not supported in contexts #}
+{% if not variable.write_only %}
+resource "spacelift_environment_variable" "{{ variable._relationships.space._migration_id }}_{{ variable._relationships.context._migration_id }}_{{ variable._migration_id }}" {
+  {% if variable.type == "terraform" %}
+    {{ argument("name", "TF_VAR_" ~ variable.name, required=True) }}
+  {% else %}
+    {{ argument("name", variable.name, required=True) }}
+  {% endif %}
+
+  {{ argument("context_id", "spacelift_context." ~ variable._relationships.space._migration_id ~ "_" ~ variable._relationships.context._migration_id ~ ".id", serialize=False) }}
+  {% if not variable.write_only %}
+    {% if variable.hcl %}
+    {{ argument("value", "jsonencode(" ~ variable.value ~ ")", serialize=False) }}
+    {% elif variable.value and "\n" in variable.value %}
+    {{ argument("value", "jsonencode(\"" ~ variable.value|replace("\n", "\\n") ~ "\")", serialize=False) }}
+    {% else %}
+    {{ argument("value", variable.value) }}
+    {% endif %}
+  {% endif %}
+  {{ argument("write_only", variable.write_only, default=True) }}
+
+  {% if variable.write_only %}
+  lifecycle {
+    {{ argument("ignore_changes", "[value]", serialize=False) }}
+  }
+  {% endif %}
+
+  {% block context_variable_arguments_extra scoped %}{% endblock %}
+}
+{% block context_variable_extra scoped %}{% endblock %}
+
+{% endif %}
+{% endfor %}
+{% block context_variables_extra %}{% endblock %}
+{% endblock %}
+
+{% block modules %}
+{% for module in modules %}
+{% if module.status == "setup_complete" and module.visibility == "private" %}
+resource "spacelift_module" "{{ module._relationships.space._migration_id }}_{{ module._migration_id }}" {
+  {{ argument("branch", module.vcs.branch, required=True) }}
+  {{ argument("name", module.name) }}
+  {{ argument("repository", module.vcs.repository, required=True) }}
+  {{ argument("space_id", "spacelift_space." ~ module._relationships.space._migration_id ~ ".id", serialize=False) }}
+  {{ argument("terraform_provider", module.terraform_provider) }}
+  {% block module_arguments_extra scoped %}{% endblock %}
+
+  {% if module.vcs.provider == "github_custom" %}
+  github_enterprise {
+    {{ argument("namespace", module.vcs.namespace) }}
+  }
+  {% endif %}
+}
+{% block module_extra scoped %}{% endblock %}
+{% endif %}
+{% endfor %}
+{% block modules_extra %}{% endblock %}
+{% endblock %}
+
+{% block footer_extra %}{% endblock %}