diff --git a/packages/tracy-client/tracy-client.0.5.1/opam b/packages/tracy-client/tracy-client.0.5.1/opam
new file mode 100644
index 00000000000..4d9f58f062a
--- /dev/null
+++ b/packages/tracy-client/tracy-client.0.5.1/opam
@@ -0,0 +1,40 @@
+opam-version: "2.0"
+synopsis: "Client bindings to the Tracy profiler (v0.10)"
+maintainer: ["Simon Cruanes"]
+authors: ["Bartosz Taudul" "Simon Cruanes"]
+license: "BSD-3-Clause"
+homepage: "https://github.com/imandra-ai/ocaml-tracy"
+bug-reports: "https://github.com/imandra-ai/ocaml-tracy/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "ocaml" {>= "4.08"}
+  "trace" {>= "0.6" & < "0.9"}
+  "odoc" {with-doc}
+]
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/imandra-ai/ocaml-tracy.git"
+depexts: [
+ ["linux-headers"] {os-distribution = "alpine"}
+]
+url {
+  src:
+    "https://github.com/imandra-ai/ocaml-tracy/releases/download/v0.5.1/tracy-client-0.5.1.tbz"
+  checksum: [
+    "sha256=4a9376903ce75549ea9e18a80c9a2976ef885a499fdb1ce864511c5438ede370"
+    "sha512=16c66748f1339ddf82b61633f797ad88de3d06dde6c8db71adf8a19cbfdd123de3e9d857a23fea036085c7f6466c41407af9f3300f3738e9f919aafc5a530263"
+  ]
+}
+x-commit-hash: "484415ecc1e81beb54a7c2c67fd5846ae188e96d"