diff --git a/pkgs/development/compilers/gwydion-dylan/binary-builder.sh b/pkgs/development/compilers/gwydion-dylan/binary-builder.sh
new file mode 100644
index 00000000000..7956a8a7213
--- /dev/null
+++ b/pkgs/development/compilers/gwydion-dylan/binary-builder.sh
@@ -0,0 +1,9 @@
+. $stdenv/setup
+
+set -e
+
+mkdir -p $out
+cd $out
+tar zxvf $src
+mv ./usr/local/* .
+rm -rf ./usr
diff --git a/pkgs/development/compilers/gwydion-dylan/binary.nix b/pkgs/development/compilers/gwydion-dylan/binary.nix
new file mode 100644
index 00000000000..0ac942d14b8
--- /dev/null
+++ b/pkgs/development/compilers/gwydion-dylan/binary.nix
@@ -0,0 +1,10 @@
+{stdenv, fetchurl}:
+
+stdenv.mkDerivation {
+  name = "binary-gwydion-dylan-2.4.0";
+  builder = ./binary-builder.sh;
+  src = fetchurl {
+    url = http://www.gwydiondylan.org/downloads/binaries/linux/x86/tar/gwydion-dylan-2.4.0-x86-linux.tar.gz;
+    md5 = "52643ad51a455d21fd4d5bf82d98914c";
+  };
+}
diff --git a/pkgs/development/compilers/gwydion-dylan/builder.sh b/pkgs/development/compilers/gwydion-dylan/builder.sh
new file mode 100644
index 00000000000..23c63da9198
--- /dev/null
+++ b/pkgs/development/compilers/gwydion-dylan/builder.sh
@@ -0,0 +1,8 @@
+. $stdenv/setup
+
+export DYLANDIR=$dylan
+export DYLANPATH=$dylan/lib/dylan/2.4.0/x86-linux-gcc
+configureFlags="--with-existing-runtime=$dylan/lib/dylan/2.4.0/x86-linux-gcc"
+export LD_LIBRARY_PATH="$dylan/lib/dylan/2.4.0/x86-linux-gcc:$LD_LIBRARY_PATH:$boehmgc/lib"
+
+genericBuild
diff --git a/pkgs/development/compilers/gwydion-dylan/default.nix b/pkgs/development/compilers/gwydion-dylan/default.nix
new file mode 100644
index 00000000000..7c00e65d7cc
--- /dev/null
+++ b/pkgs/development/compilers/gwydion-dylan/default.nix
@@ -0,0 +1,13 @@
+{stdenv, fetchurl, dylan, boehmgc, perl, flex, yacc, readline}:
+
+stdenv.mkDerivation {
+  name = "gwydion-dylan-2.4.0";
+  builder = ./builder.sh;
+  src = fetchurl {
+    url = http://www.gwydiondylan.org/downloads/src/tar/gwydion-dylan-2.4.0.tar.gz;
+    md5 = "7ed180bf4ef11e8e8da3bd78b45477a8";
+  };
+
+  inherit boehmgc dylan perl;
+  buildInputs = [boehmgc dylan perl flex yacc readline];
+}
diff --git a/pkgs/system/all-packages-generic.nix b/pkgs/system/all-packages-generic.nix
index 7fe99c963b1..3364e84a5bb 100644
--- a/pkgs/system/all-packages-generic.nix
+++ b/pkgs/system/all-packages-generic.nix
@@ -444,6 +444,14 @@ rec {
     inherit fetchurl stdenv zlib;
   };
 
+  dylan = (import ../development/compilers/gwydion-dylan) {
+    inherit fetchurl stdenv perl boehmgc yacc flex readline;
+    dylan =
+      (import ../development/compilers/gwydion-dylan/binary.nix) {
+        inherit fetchurl stdenv;
+      };
+  };
+
   clisp = (import ../development/interpreters/clisp) {
     inherit fetchurl stdenv libsigsegv gettext;
   };
@@ -679,6 +687,9 @@ rec {
     inherit fetchurl stdenv x11;
   };
 
+  boehmgc = (import ../development/libraries/boehm-gc) {
+    inherit fetchurl stdenv;
+  };
 
   ### SERVERS