diff --git a/pkgs/development/ocaml-modules/ocamlnet/default.nix b/pkgs/development/ocaml-modules/ocamlnet/default.nix
new file mode 100644
index 00000000000..07a781657b3
--- /dev/null
+++ b/pkgs/development/ocaml-modules/ocamlnet/default.nix
@@ -0,0 +1,43 @@
+{stdenv, fetchurl, ncurses, ocaml, findlib, ocaml_pcre, camlzip, openssl, ocaml_ssl}:
+
+let
+  ocaml_version = (builtins.parseDrvName ocaml.name).version;
+  version = "3.1";
+in
+
+stdenv.mkDerivation {
+  name = "ocamlnet-${version}";
+
+  src = fetchurl {
+    url = "http://download.camlcity.org/download/ocamlnet-${version}.tar.gz";
+    sha256 = "0kdc2540ad84j6haj9jxlwryz9cb8q8kjdr48f2wgvcaii38v9f5";
+  };
+
+  buildInputs = [ncurses ocaml findlib ocaml_pcre camlzip openssl ocaml_ssl];
+
+  dontAddPrefix = true;
+
+  preConfigure = ''
+    configureFlagsArray=(
+      -bindir $out/bin
+      -enable-ssl
+      -enable-zip
+      -datadir $out/lib/ocaml/${ocaml_version}/ocamlnet
+    )
+  '';
+
+  buildPhase = ''
+    make all
+    make opt
+  '';
+
+  meta = {
+    homepage = http://projects.camlcity.org/projects/ocamlnet.html;
+    description = "A library implementing Internet protocols (http, cgi, email, etc.) for OCaml";
+    license = "Most Ocamlnet modules are released under the zlib/png license. The HTTP server module Nethttpd is, however, under the GPL.";
+    platforms = ocaml.meta.platforms;
+    maintainers = [
+      stdenv.lib.maintainers.z77z
+    ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8bf5598fa57..f3801915d73 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2003,6 +2003,8 @@ let
 
     ocaml_lwt = callPackage ../development/ocaml-modules/lwt { };
 
+    ocamlnet = callPackage ../development/ocaml-modules/ocamlnet { };
+
     ocaml_pcre = callPackage ../development/ocaml-modules/pcre {
       inherit pcre;
     };