diff --git a/packages/ocsipersist-dbm/ocsipersist-dbm.1.0/opam b/packages/ocsipersist-dbm/ocsipersist-dbm.1.0/opam
new file mode 100644
index 00000000000..810e8a07ebf
--- /dev/null
+++ b/packages/ocsipersist-dbm/ocsipersist-dbm.1.0/opam
@@ -0,0 +1,28 @@
+opam-version: "2.0"
+authors:      "The Ocsigen team <dev@ocsigen.org>"
+maintainer:   "Jan Rochel <jan@besport.com>"
+license:      "LGPL-2.1-only with OCaml-LGPL-linking-exception"
+synopsis:     "Persistent key/value storage (for Ocsigen) using DBM"
+description:  "This library provides a DBM backend for the unified key/value storage frontend as defined in the ocsipersist package. Ocsipersist is used pervasively in Eliom/Ocsigen to handle sessions and references. It can be used as an extension for ocsigenserver or as a library."
+
+homepage: "https://github.com/ocsigen/ocsipersist"
+bug-reports: "https://github.com/ocsigen/ocsipersist/issues"
+dev-repo: "git+https://github.com/ocsigen/ocsipersist.git"
+build:   [ "dune" "build" "-p" name "-j" jobs ]
+
+depends: [
+  "dune" {>= "2.9"}
+  "lwt" {>= "4.2.0"}
+  "lwt_log"
+  "xml-light"
+  "ocsigenserver" {>= "3.0.0"}
+  "ocsipersist-lib"
+  "dbm"
+]
+url {
+  src: "https://github.com/jrochel/ocsipersist/archive/1.0.tar.gz"
+  checksum: [
+    "md5=d07413b0b7802b88e7bf7d52d141a48d"
+    "sha512=4205748b93a9f74e8e2c1f7ddfc4a2a90f054abadeda5a0cf020eeabbf4d429d57b9b8a9d1a5b6fed733f48e414bbcdef88893e829c3925c755abea7fe5b67a0"
+  ]
+}
diff --git a/packages/ocsipersist-lib/ocsipersist-lib.1.0/opam b/packages/ocsipersist-lib/ocsipersist-lib.1.0/opam
new file mode 100644
index 00000000000..c83ba4d8847
--- /dev/null
+++ b/packages/ocsipersist-lib/ocsipersist-lib.1.0/opam
@@ -0,0 +1,23 @@
+opam-version: "2.0"
+authors:      "The Ocsigen team <dev@ocsigen.org>"
+maintainer:   "Jan Rochel <jan@besport.com>"
+license:      "LGPL-2.1-only with OCaml-LGPL-linking-exception"
+synopsis:     "Persistent key/value storage (for Ocsigen) - support library"
+description:  "This library defines signatures and auxiliary tools for defining backends for the Ocsipersist frontent. Ocsipersist is used pervasively in Eliom/Ocsigen to handle sessions and references. It can be used as an extension for ocsigenserver or as a library. Implementations of the following backends currently exist: DBM database, PostgreSQL, SQLite."
+
+homepage: "https://github.com/ocsigen/ocsipersist"
+bug-reports: "https://github.com/ocsigen/ocsipersist/issues"
+dev-repo: "git+https://github.com/ocsigen/ocsipersist.git"
+build:   [ "dune" "build" "-p" name "-j" jobs ]
+
+depends: [
+  "dune" {>= "2.9"}
+  "lwt" {>= "4.2.0"}
+]
+url {
+  src: "https://github.com/jrochel/ocsipersist/archive/1.0.tar.gz"
+  checksum: [
+    "md5=d07413b0b7802b88e7bf7d52d141a48d"
+    "sha512=4205748b93a9f74e8e2c1f7ddfc4a2a90f054abadeda5a0cf020eeabbf4d429d57b9b8a9d1a5b6fed733f48e414bbcdef88893e829c3925c755abea7fe5b67a0"
+  ]
+}
diff --git a/packages/ocsipersist-pgsql/ocsipersist-pgsql.1.0/opam b/packages/ocsipersist-pgsql/ocsipersist-pgsql.1.0/opam
new file mode 100644
index 00000000000..93c9af9314d
--- /dev/null
+++ b/packages/ocsipersist-pgsql/ocsipersist-pgsql.1.0/opam
@@ -0,0 +1,28 @@
+opam-version: "2.0"
+authors:      "The Ocsigen team <dev@ocsigen.org>"
+maintainer:   "Jan Rochel <jan@besport.com>"
+license:      "LGPL-2.1-only with OCaml-LGPL-linking-exception"
+synopsis:     "Persistent key/value storage (for Ocsigen) using PostgreSQL"
+description:  "This library provides a PostgreSQL backend for the unified key/value storage frontend as defined in the ocsipersist package. Ocsipersist is used pervasively in Eliom/Ocsigen to handle sessions and references. It can be used as an extension for ocsigenserver or as a library."
+
+homepage: "https://github.com/ocsigen/ocsipersist"
+bug-reports: "https://github.com/ocsigen/ocsipersist/issues"
+dev-repo: "git+https://github.com/ocsigen/ocsipersist.git"
+build:   [ "dune" "build" "-p" name "-j" jobs ]
+
+depends: [
+  "dune" {>= "2.9"}
+  "lwt" {>= "4.2.0"}
+  "lwt_log"
+  "xml-light"
+  "ocsigenserver" {>= "3.0.0"}
+  "ocsipersist-lib"
+  "pgocaml"
+]
+url {
+  src: "https://github.com/jrochel/ocsipersist/archive/1.0.tar.gz"
+  checksum: [
+    "md5=d07413b0b7802b88e7bf7d52d141a48d"
+    "sha512=4205748b93a9f74e8e2c1f7ddfc4a2a90f054abadeda5a0cf020eeabbf4d429d57b9b8a9d1a5b6fed733f48e414bbcdef88893e829c3925c755abea7fe5b67a0"
+  ]
+}
diff --git a/packages/ocsipersist-sqlite/ocsipersist-sqlite.1.0/opam b/packages/ocsipersist-sqlite/ocsipersist-sqlite.1.0/opam
new file mode 100644
index 00000000000..c9553a2d0af
--- /dev/null
+++ b/packages/ocsipersist-sqlite/ocsipersist-sqlite.1.0/opam
@@ -0,0 +1,28 @@
+opam-version: "2.0"
+authors:      "The Ocsigen team <dev@ocsigen.org>"
+maintainer:   "Jan Rochel <jan@besport.com>"
+license:      "LGPL-2.1-only with OCaml-LGPL-linking-exception"
+synopsis:     "Persistent key/value storage (for Ocsigen) using SQLite"
+description:  "This library provides a SQLite backend for the unified key/value storage frontend as defined in the ocsipersist package. Ocsipersist is used pervasively in Eliom/Ocsigen to handle sessions and references. It can be used as an extension for ocsigenserver or as a library."
+
+homepage: "https://github.com/ocsigen/ocsipersist"
+bug-reports: "https://github.com/ocsigen/ocsipersist/issues"
+dev-repo: "git+https://github.com/ocsigen/ocsipersist.git"
+build:   [ "dune" "build" "-p" name "-j" jobs ]
+
+depends: [
+  "dune" {>= "2.9"}
+  "lwt" {>= "4.2.0"}
+  "lwt_log"
+  "xml-light"
+  "ocsigenserver" {>= "3.0.0"}
+  "ocsipersist-lib"
+  "sqlite3"
+]
+url {
+  src: "https://github.com/jrochel/ocsipersist/archive/1.0.tar.gz"
+  checksum: [
+    "md5=d07413b0b7802b88e7bf7d52d141a48d"
+    "sha512=4205748b93a9f74e8e2c1f7ddfc4a2a90f054abadeda5a0cf020eeabbf4d429d57b9b8a9d1a5b6fed733f48e414bbcdef88893e829c3925c755abea7fe5b67a0"
+  ]
+}
diff --git a/packages/ocsipersist/ocsipersist.1.0/opam b/packages/ocsipersist/ocsipersist.1.0/opam
new file mode 100644
index 00000000000..e4d7a41bb0d
--- /dev/null
+++ b/packages/ocsipersist/ocsipersist.1.0/opam
@@ -0,0 +1,25 @@
+opam-version: "2.0"
+authors:      "The Ocsigen team <dev@ocsigen.org>"
+maintainer:   "Jan Rochel <jan@besport.com>"
+license:      "LGPL-2.1-only with OCaml-LGPL-linking-exception"
+synopsis:     "Persistent key/value storage (for Ocsigen) using multiple backends"
+description:  "This is an virtual library defining a unified frontend for a number of key/value storage implementations. Ocsipersist is used pervasively in Eliom/Ocsigen to handle sessions and references. It can be used as an extension for ocsigenserver or as a library. Implementations of the following backends currently exist: DBM database, PostgreSQL, SQLite."
+
+homepage: "https://github.com/ocsigen/ocsipersist"
+bug-reports: "https://github.com/ocsigen/ocsipersist/issues"
+dev-repo: "git+https://github.com/ocsigen/ocsipersist.git"
+build:   [ "dune" "build" "-p" name "-j" jobs ]
+
+depends: [
+  "dune" {>= "2.9"}
+  "lwt" {>= "4.2.0"}
+  "ocsigenserver" {>= "3.0.0"}
+  "ocsipersist-lib"
+]
+url {
+  src: "https://github.com/jrochel/ocsipersist/archive/1.0.tar.gz"
+  checksum: [
+    "md5=d07413b0b7802b88e7bf7d52d141a48d"
+    "sha512=4205748b93a9f74e8e2c1f7ddfc4a2a90f054abadeda5a0cf020eeabbf4d429d57b9b8a9d1a5b6fed733f48e414bbcdef88893e829c3925c755abea7fe5b67a0"
+  ]
+}