diff --git a/pkgs/development/libraries/genann/default.nix b/pkgs/development/libraries/genann/default.nix
new file mode 100644
index 00000000000..6529d4f363d
--- /dev/null
+++ b/pkgs/development/libraries/genann/default.nix
@@ -0,0 +1,34 @@
+{ stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  pname = "genann";
+  version = "1.0.0";
+
+  src = fetchFromGitHub {
+    owner = "codeplea";
+    repo = "genann";
+    rev = "v${version}";
+    sha256 = "0z45ndpd4a64i6jayr4yxfcr5h87bsmhm7lfgnbp35pnfywiclmq";
+  };
+
+  dontBuild = true;
+  doCheck = true;
+
+  # Nix doesn't seem to recognize this by default.
+  checkPhase = ''
+    make check
+  '';
+
+  installPhase = ''
+    mkdir -p $out/include
+    cp ./genann.{h,c} $out/include
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/codeplea/genann";
+    description = "Simple neural network library in ANSI C";
+    license = licenses.zlib;
+    maintainers = [ maintainers.ivar ];
+    platforms = platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 184632f4924..bae3a34f531 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1182,6 +1182,8 @@ in
 
   fxlinuxprintutil = callPackage ../tools/misc/fxlinuxprintutil { };
 
+  genann = callPackage ../development/libraries/genann { };
+
   genpass = callPackage ../tools/security/genpass {
     inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
   };