diff --git a/packages/pandoc-abbreviations/pandoc-abbreviations.0.2.1/opam b/packages/pandoc-abbreviations/pandoc-abbreviations.0.2.1/opam
new file mode 100644
index 00000000000..2e7e4e69b58
--- /dev/null
+++ b/packages/pandoc-abbreviations/pandoc-abbreviations.0.2.1/opam
@@ -0,0 +1,39 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to add non-breaking spaces after abbreviations"
+description:
+  "This pandoc filter adds non-breaking spaces after the abbreviations listed in the `abbreviations` file."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "ocaml" {>= "4.04.0"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-comment/pandoc-comment.0.2.1/opam b/packages/pandoc-comment/pandoc-comment.0.2.1/opam
new file mode 100644
index 00000000000..1f0dde0299c
--- /dev/null
+++ b/packages/pandoc-comment/pandoc-comment.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to remove comments"
+description:
+  "This pandoc filter removes LaTeX-style comments (line starting with %)."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-crossref/pandoc-crossref.0.2.1/opam b/packages/pandoc-crossref/pandoc-crossref.0.2.1/opam
new file mode 100644
index 00000000000..c72f7ad90a5
--- /dev/null
+++ b/packages/pandoc-crossref/pandoc-crossref.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to have LaTeX cross-references"
+description:
+  "This pandoc filter replaces #chap: and #sec: references to cref invokations."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-include/pandoc-include.0.2.1/opam b/packages/pandoc-include/pandoc-include.0.2.1/opam
new file mode 100644
index 00000000000..8bca5ea4405
--- /dev/null
+++ b/packages/pandoc-include/pandoc-include.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to include other files"
+description:
+  "This pandoc filter allows the inclusion of other markdown files into markdown."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-inspect/pandoc-inspect.0.2.1/opam b/packages/pandoc-inspect/pandoc-inspect.0.2.1/opam
new file mode 100644
index 00000000000..3193bb81aec
--- /dev/null
+++ b/packages/pandoc-inspect/pandoc-inspect.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to inspect pandoc's JSON"
+description:
+  "This pandoc filter prints pandoc's internal JSON on the standard error."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-pdf2png/pandoc-pdf2png.0.2.1/opam b/packages/pandoc-pdf2png/pandoc-pdf2png.0.2.1/opam
new file mode 100644
index 00000000000..4a83ceef5c0
--- /dev/null
+++ b/packages/pandoc-pdf2png/pandoc-pdf2png.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to change extension of pdf images to png"
+description:
+  "This pandoc filter changes the extension of images from pdf to png."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc-replace/pandoc-replace.0.2.1/opam b/packages/pandoc-replace/pandoc-replace.0.2.1/opam
new file mode 100644
index 00000000000..3dd9c520c22
--- /dev/null
+++ b/packages/pandoc-replace/pandoc-replace.0.2.1/opam
@@ -0,0 +1,38 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Pandoc filter to replace words"
+description:
+  "This pandoc filter replaces words by others (useful to ensure that the case is respected for instance)."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "pandoc" {= version}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}
diff --git a/packages/pandoc/pandoc.0.2.1/opam b/packages/pandoc/pandoc.0.2.1/opam
new file mode 100644
index 00000000000..d131f690996
--- /dev/null
+++ b/packages/pandoc/pandoc.0.2.1/opam
@@ -0,0 +1,39 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Library to write pandoc filters"
+description:
+  "This library helps writing filters for pandoc, which is a tool to convert between textual formats notably, markdown and LaTeX."
+maintainer: ["Samuel Mimram <smimram@gmail.com>"]
+authors: ["Samuel Mimram <smimram@gmail.com>"]
+license: "LGPL-2.1-or-later"
+homepage: "https://github.com/smimram/ocaml-pandoc"
+bug-reports: "https://github.com/smimram/ocaml-pandoc/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "ocaml" {>= "4.08.0"}
+  "yojson" {>= "2.0.0"}
+  "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/smimram/ocaml-pandoc.git"
+url {
+  src:
+    "https://github.com/smimram/ocaml-pandoc/archive/refs/tags/v0.2.1.tar.gz"
+  checksum: [
+    "md5=df61f9d4da1445cbcab459c74ab12699"
+    "sha512=101939a63ced62a403ef09e0dcf137225bfd44db9b2bab377a472d1d55133a4af07dde19590567c13e4bf5c9398ec0d7caa318e62fd1222a32f76146d551d7c0"
+  ]
+}