diff --git a/nix/.nixpkgs/config.nix b/nix/.nixpkgs/config.nix
index 791379f..d66f158 100644
--- a/nix/.nixpkgs/config.nix
+++ b/nix/.nixpkgs/config.nix
@@ -1,7 +1,7 @@
 
 {
   allowUnfree = true;
-  binaryCachePublicKeys = [ "hydra.nixos.org-1:CNHJZBh9K4tP3EKF6FkkgeVYsS3ohTl+oS0Qa8bezVs=" ];
+  #binaryCachePublicKeys = [ "hydra.nixos.org-1:CNHJZBh9K4tP3EKF6FkkgeVYsS3ohTl+oS0Qa8bezVs=" ];
   firefox = {
     enableGoogleTalkPlugin = true;
     enableAdobeFlash = true;
@@ -18,8 +18,16 @@
     py3 = python35Packages; hs = haskellPackages; js = nodePackages; ml = ocamlPackages;
     py2 = python27Packages;
   in rec {
+    org = pkgs.emacsPackages.org.overrideDerivation (attrs: {
+      nativeBuildInputs = [emacs texinfo tetex]; });
+
     firefox-bin-wrapper = wrapFirefox firefox-bin {};
 
+    wine = pkgs.wine.override { wineRelease = "staging"; wineBuild = "wineWow"; };
+
+    ftb = pkgs.callPackage ./ftb.nix {};
+
+
     envs = recurseIntoAttrs {
 
       de = mkEnv "y-de-deps" [
@@ -36,7 +44,7 @@
         pavucontrol
       ];
       apps = mkEnv "y-apps" [
-        chromium
+        # chromium
         firefox-bin-wrapper
         gimp
         hexchat
@@ -55,7 +63,8 @@
 
       media = mkEnv "y-media" [
         js.peerflix
-        py3.livestreamer py3.youtube-dl
+        py3.livestreamer
+        py3.youtube-dl
         mpv
         aria2
       ];
@@ -117,7 +126,25 @@
         wmname xev xlsfonts xwininfo glxinfo
       ];
 
+      ndl = mkEnv "y-ndl" [
+        arduino screen
+      ];
+
     };
+    pandocdeps = (pkgs.texlive.combine {
+      inherit (pkgs.texlive)
+        scheme-basic
+        # explicit list pandoc tex dependencies
+        amsfonts amsmath lm ec ifxetex ifluatex eurosym listings fancyvrb
+        # longtable
+        booktabs
+        hyperref ulem geometry setspace
+        # linestretch
+        babel
+        # some optional dependencies of pandoc
+        upquote microtype csquotes
+      ;
+    });
   };
 
 }
diff --git a/nix/.nixpkgs/ftb.nix b/nix/.nixpkgs/ftb.nix
new file mode 100644
index 0000000..b5a0a95
--- /dev/null
+++ b/nix/.nixpkgs/ftb.nix
@@ -0,0 +1,32 @@
+{ stdenv, fetchurl, makeDesktopItem
+, jre, libX11, libXext, libXcursor, libXrandr, libXxf86vm
+, mesa, openal, pulseaudioLight }:
+
+ stdenv.mkDerivation {
+    name = "ftb-1.4.12";
+    src = fetchurl {
+        url = "http://ftb.cursecdn.com/FTB2/launcher/FTB_Launcher.jar";
+        sha256 = "1wqpwqpfs646xarslxn81b62dj95h6ynz7p9379y7i68yzqhwp5c";
+    };
+
+  phases = "installPhase";
+
+  installPhase = ''
+    set -x
+    mkdir -pv $out/bin
+    cp -v $src $out/ftblaunch.jar
+    cat > $out/bin/feedthebeast << EOF
+    #!${stdenv.shell}
+    # wrapper for minecraft
+    export LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:${libX11}/lib/:${libXext}/lib/:${libXcursor}/lib/:${libXrandr}/lib/:${libXxf86vm}/lib/:${mesa}/lib/:${openal}/lib/
+    ${pulseaudioLight}/bin/padsp ${jre}/bin/java -jar $out/ftblaunch.jar
+    EOF
+    chmod +x $out/bin/feedthebeast
+  '';
+
+  meta = {
+      description = "Modded minecraft launcher";
+      homepage = http://www.feed-the-beast.com;
+      license = stdenv.lib.licenses.unfreeRedistributable;
+  };
+}
\ No newline at end of file