diff --git a/packages/mehari-miou/mehari-miou.0.5/opam b/packages/mehari-miou/mehari-miou.0.5/opam
new file mode 100644
index 000000000000..9f737a49ef69
--- /dev/null
+++ b/packages/mehari-miou/mehari-miou.0.5/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Mehari server implementation using Miou"
+maintainer: ["tim.arnouts@protonmail.com" "lelolartichaut@laposte.net"]
+authors: ["The mehari programmers"]
+license: "LGPL-3.0-or-later"
+homepage: "https://github.com/Psi-Prod/Mehari"
+bug-reports: "https://github.com/Psi-Prod/Mehari/issues"
+depends: [
+  "dune" {>= "3.21"}
+  "mehari" {= version}
+  "tls-miou-unix" {>= "2.1.2"}
+  "alcotest" {with-test}
+  "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/Psi-Prod/Mehari.git"
+x-maintenance-intent: ["(latest)"]
+url {
+  src: "https://github.com/Psi-Prod/Mehari/archive/refs/tags/0.4.tar.gz"
+  checksum: [
+    "md5=930121ceef2893e48cbc91c6dba1349d"
+    "sha512=34bf178aa333b2cfe0cbf4586a342848507d06d71f28e5cc26b798ea192cf1c4e5cdf8b32e3395c14fba5f9fbddcf535e264874b9f4bda386c8e0042c4bd60f6"
+  ]
+}
diff --git a/packages/mehari-mirage/mehari-mirage.0.5/opam b/packages/mehari-mirage/mehari-mirage.0.5/opam
new file mode 100644
index 000000000000..cfb310c2e71b
--- /dev/null
+++ b/packages/mehari-mirage/mehari-mirage.0.5/opam
@@ -0,0 +1,39 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Mehari server implementation for Mirage"
+maintainer: ["tim.arnouts@protonmail.com" "lelolartichaut@laposte.net"]
+authors: ["The mehari programmers"]
+license: "LGPL-3.0-or-later"
+homepage: "https://github.com/Psi-Prod/Mehari"
+bug-reports: "https://github.com/Psi-Prod/Mehari/issues"
+depends: [
+  "dune" {>= "3.21"}
+  "mehari" {= version}
+  "mkernel" {>= "0.0.3"}
+  "mnet" {>= "0.0.4"}
+  "mnet-tls" {>= "0.0.4"}
+  "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/Psi-Prod/Mehari.git"
+x-maintenance-intent: ["(latest)"]
+url {
+  src: "https://github.com/Psi-Prod/Mehari/archive/refs/tags/0.4.tar.gz"
+  checksum: [
+    "md5=930121ceef2893e48cbc91c6dba1349d"
+    "sha512=34bf178aa333b2cfe0cbf4586a342848507d06d71f28e5cc26b798ea192cf1c4e5cdf8b32e3395c14fba5f9fbddcf535e264874b9f4bda386c8e0042c4bd60f6"
+  ]
+}
diff --git a/packages/mehari/mehari.0.5/opam b/packages/mehari/mehari.0.5/opam
new file mode 100644
index 000000000000..24676110a251
--- /dev/null
+++ b/packages/mehari/mehari.0.5/opam
@@ -0,0 +1,54 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "A library for building Gemini servers"
+description: """
+Mehari is a library for building Gemini servers.
+It fully implements the Gemini protocol specification.
+It takes heavy inspiration from Dream, a tidy, feature-complete Web framework."""
+maintainer: ["tim.arnouts@protonmail.com" "lelolartichaut@laposte.net"]
+authors: ["The mehari programmers"]
+license: "LGPL-3.0-or-later"
+homepage: "https://github.com/Psi-Prod/Mehari"
+bug-reports: "https://github.com/Psi-Prod/Mehari/issues"
+depends: [
+  "dune" {>= "3.21"}
+  "ocaml" {>= "5.4"}
+  "conan" {>= "0.0.7"}
+  "conan-database" {>= "0.0.7"}
+  "ipaddr" {>= "5.6.2"}
+  "logs" {>= "0.10.0"}
+  "flux" {>= "0.0.1~beta7"}
+  "mirage-ptime" {>= "5.2.0"}
+  "tls" {>= "2.1.2"}
+  "uri" {>= "4.4.0"}
+  "alcotest" {with-test}
+  "utop" {with-dev-setup}
+  "ocamlformat" {with-dev-setup}
+  "ocp-indent" {with-dev-setup}
+  "merlin" {with-dev-setup}
+  "ocaml-lsp-server" {with-dev-setup}
+  "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/Psi-Prod/Mehari.git"
+x-maintenance-intent: ["(latest)"]
+url {
+  src: "https://github.com/Psi-Prod/Mehari/archive/refs/tags/0.4.tar.gz"
+  checksum: [
+    "md5=930121ceef2893e48cbc91c6dba1349d"
+    "sha512=34bf178aa333b2cfe0cbf4586a342848507d06d71f28e5cc26b798ea192cf1c4e5cdf8b32e3395c14fba5f9fbddcf535e264874b9f4bda386c8e0042c4bd60f6"
+  ]
+}