diff --git a/packages/passage/passage.0.3.4/opam b/packages/passage/passage.0.3.4/opam
new file mode 100644
index 000000000000..311b883091fe
--- /dev/null
+++ b/packages/passage/passage.0.3.4/opam
@@ -0,0 +1,49 @@
+opam-version: "2.0"
+synopsis: "Passage - used to store and manage access to shared secrets"
+description: "Passage - used to store and manage access to shared secrets"
+maintainer: ["Ahrefs Pte Ltd <github@ahrefs.com>"]
+authors: ["Ahrefs Pte Ltd <github@ahrefs.com>"]
+license: "MIT"
+homepage: "https://github.com/ahrefs/passage"
+bug-reports: "https://github.com/ahrefs/passage/issues"
+depends: [
+  "bos"
+  "cmdliner" {>= "2.0.0"}
+  "ocaml" {>= "4.14"}
+  "conf-age"
+  "dune" {>= "3.9"}
+  "fileutils"
+  "fpath"
+  "menhir" {>= "20231231"}
+  "ppx_expect" {with-test}
+  "ocamlformat" {with-dev-setup & = "0.28.1"}
+  "qrc"
+  "re" {>= "1.14.0"}
+  "sedlex"
+  "odoc" {with-doc}
+]
+dev-repo: "git+https://github.com/ahrefs/passage.git"
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@doc" {with-doc}
+  ]
+]
+available: os != "win32"
+x-maintenance-intent: ["(latest)"]
+url {
+  src:
+    "https://github.com/ahrefs/passage/releases/download/0.3.4/passage-0.3.4.tbz"
+  checksum: [
+    "sha256=41acfd5b38eca0f983343bbb98676104d300ffb34e1de70936af0a781cb7a0f5"
+    "sha512=c395c76545a2799bb94913664580fe41fa879398a9f5253df750266bf58fa78a4accfa98805eefed831c95f9becb23486ddb8cd444f4e6985691feec5a6aaf68"
+  ]
+}
+x-commit-hash: "5d2a938c51e86edc2bb4168f7b17a7b3b7186148"