diff --git a/packages/zarr-eio/zarr-eio.0.1.0/opam b/packages/zarr-eio/zarr-eio.0.1.0/opam
new file mode 100644
index 00000000000..97b5d56a4bb
--- /dev/null
+++ b/packages/zarr-eio/zarr-eio.0.1.0/opam
@@ -0,0 +1,42 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Eio-aware API for Zarr"
+maintainer: ["Zolisa Bleki"]
+authors: ["Zolisa Bleki"]
+license: "BSD-3-Clause"
+homepage: "https://github.com/zoj613/zarr-ml"
+doc: "https://zoj613.github.io/zarr-ml"
+bug-reports: "https://github.com/zoj613/zarr-ml/issues"
+depends: [
+  "dune" {>= "3.15"}
+  "ocaml" {>= "5.1.0"}
+  "zarr" {= version}
+  "eio_main" {>= "1.0"}
+  "odoc" {with-doc}
+  "ounit2" {with-test}
+  "ppx_deriving" {with-test}
+  "bisect_ppx" {dev & >= "2.5.0" & with-test}
+]
+available: arch != "arm32" & arch != "x86_32"
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/zoj613/zarr-ml.git"
+url {
+  src: "https://github.com/zoj613/zarr-ml/archive/refs/tags/v0.1.0.tar.gz"
+  checksum: [
+    "md5=df6bb0048a4479632c2867d5259c9b27"
+    "sha512=341b9db6910a90bb3663c36ae75afb84324c52980b7c6866809424f40cdcc4490eb1f606f5d2a3b1cc91e54671bb09cfc9feae3d9bb55474a66762658d26860c"
+  ]
+}
diff --git a/packages/zarr-lwt/zarr-lwt.0.1.0/opam b/packages/zarr-lwt/zarr-lwt.0.1.0/opam
new file mode 100644
index 00000000000..81a2f406e7d
--- /dev/null
+++ b/packages/zarr-lwt/zarr-lwt.0.1.0/opam
@@ -0,0 +1,42 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Lwt-aware API for Zarr"
+maintainer: ["Zolisa Bleki"]
+authors: ["Zolisa Bleki"]
+license: "BSD-3-Clause"
+homepage: "https://github.com/zoj613/zarr-ml"
+doc: "https://zoj613.github.io/zarr-ml"
+bug-reports: "https://github.com/zoj613/zarr-ml/issues"
+depends: [
+  "dune" {>= "3.15"}
+  "ocaml" {>= "4.14.0"}
+  "zarr" {= version}
+  "lwt" {>= "2.5.1"}
+  "odoc" {with-doc}
+  "ounit2" {with-test}
+  "ppx_deriving" {with-test}
+  "bisect_ppx" {dev & >= "2.5.0" & with-test}
+]
+available: arch != "arm32" & arch != "x86_32"
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/zoj613/zarr-ml.git"
+url {
+  src: "https://github.com/zoj613/zarr-ml/archive/refs/tags/v0.1.0.tar.gz"
+  checksum: [
+    "md5=df6bb0048a4479632c2867d5259c9b27"
+    "sha512=341b9db6910a90bb3663c36ae75afb84324c52980b7c6866809424f40cdcc4490eb1f606f5d2a3b1cc91e54671bb09cfc9feae3d9bb55474a66762658d26860c"
+  ]
+}
diff --git a/packages/zarr-sync/zarr-sync.0.1.0/opam b/packages/zarr-sync/zarr-sync.0.1.0/opam
new file mode 100644
index 00000000000..4764193895f
--- /dev/null
+++ b/packages/zarr-sync/zarr-sync.0.1.0/opam
@@ -0,0 +1,41 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Synchronous API for Zarr"
+maintainer: ["Zolisa Bleki"]
+authors: ["Zolisa Bleki"]
+license: "BSD-3-Clause"
+homepage: "https://github.com/zoj613/zarr-ml"
+doc: "https://zoj613.github.io/zarr-ml"
+bug-reports: "https://github.com/zoj613/zarr-ml/issues"
+depends: [
+  "dune" {>= "3.15"}
+  "ocaml" {>= "4.14.0"}
+  "zarr" {= version}
+  "odoc" {with-doc}
+  "ounit2" {with-test}
+  "ppx_deriving" {with-test}
+  "bisect_ppx" {dev & >= "2.5.0" & with-test}
+]
+available: arch != "arm32" & arch != "x86_32"
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/zoj613/zarr-ml.git"
+url {
+  src: "https://github.com/zoj613/zarr-ml/archive/refs/tags/v0.1.0.tar.gz"
+  checksum: [
+    "md5=df6bb0048a4479632c2867d5259c9b27"
+    "sha512=341b9db6910a90bb3663c36ae75afb84324c52980b7c6866809424f40cdcc4490eb1f606f5d2a3b1cc91e54671bb09cfc9feae3d9bb55474a66762658d26860c"
+  ]
+}
diff --git a/packages/zarr/zarr.0.1.0/opam b/packages/zarr/zarr.0.1.0/opam
new file mode 100644
index 00000000000..9124cda0e28
--- /dev/null
+++ b/packages/zarr/zarr.0.1.0/opam
@@ -0,0 +1,49 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "An Ocaml implementation of the Zarr V3 specification"
+description: """
+The Zarr library provides an OCaml implementation of the Zarr version 3
+   storage format specification for chunked & compressed multi-dimensional
+   arrays, designed for use in parallel computing."""
+maintainer: ["Zolisa Bleki"]
+authors: ["Zolisa Bleki"]
+license: "BSD-3-Clause"
+tags: ["zarr" "chunked arrays" "zarr version 3"]
+homepage: "https://github.com/zoj613/zarr-ml"
+doc: "https://zoj613.github.io/zarr-ml"
+bug-reports: "https://github.com/zoj613/zarr-ml/issues"
+depends: [
+  "dune" {>= "3.15"}
+  "ocaml" {>= "4.14.0"}
+  "yojson" {>= "1.6.0"}
+  "ezgzip" {>= "0.2.0"}
+  "stdint" {>= "0.7.2"}
+  "checkseum" {>= "0.4.0"}
+  "odoc" {with-doc}
+  "ounit2" {with-test}
+  "ppx_deriving" {with-test}
+  "bisect_ppx" {dev & >= "2.5.0" & with-test}
+]
+available: arch != "arm32" & arch != "x86_32"
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/zoj613/zarr-ml.git"
+url {
+  src: "https://github.com/zoj613/zarr-ml/archive/refs/tags/v0.1.0.tar.gz"
+  checksum: [
+    "md5=df6bb0048a4479632c2867d5259c9b27"
+    "sha512=341b9db6910a90bb3663c36ae75afb84324c52980b7c6866809424f40cdcc4490eb1f606f5d2a3b1cc91e54671bb09cfc9feae3d9bb55474a66762658d26860c"
+  ]
+}