diff --git a/pkgs/os-specific/linux/ext3cow-tools/builder.sh b/pkgs/os-specific/linux/ext3cow-tools/builder.sh
deleted file mode 100755
index 560b8d6723a..00000000000
--- a/pkgs/os-specific/linux/ext3cow-tools/builder.sh
+++ /dev/null
@@ -1,19 +0,0 @@
-source $stdenv/setup
-
-tar -zxvf $src
-cd ext3cow-tools/
-
-echo "Using: $kernel"
-
-kernerlext3cowheader=$(ls $kernel/lib/modules/*/build/include/linux/ext3cow_fs.h)
-
-kernerlext3cowheader_slashed=$(echo $kernerlext3cowheader | sed 's/\//\\\//g')
-
-sed -i "s/linux\/ext3cow_fs.h/$kernerlext3cowheader_slashed/" ext3cow_tools.h		#ugh dirty header rewrite....
-
-make
-
-ensureDir $out/bin/
-cp ss $out/bin/snapshot
-cp tt $out/bin/
-cp e2d $out/bin/
diff --git a/pkgs/os-specific/linux/ext3cow-tools/default.nix b/pkgs/os-specific/linux/ext3cow-tools/default.nix
deleted file mode 100644
index 9b776de86ce..00000000000
--- a/pkgs/os-specific/linux/ext3cow-tools/default.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{stdenv, fetchurl, kernel_ext3cowpatched }:
-
-stdenv.mkDerivation {
-  name = "ext3cow-tools";
-  builder = ./builder.sh;
-
-  src = fetchurl {
-    url = http://ext3cow.com/tools/ext3cow-tools.tgz;
-    sha256 = "78f55b19c8eeaa7b8abde63c7d6547b1ac0421a46d826a8d41c049719a3081f2";
-  };
-
-  kernel = kernel_ext3cowpatched;
-}
-
-
-#note that ext3cow requires the ext3cow kernel patch !!!!
diff --git a/pkgs/tools/package-management/snix/default.nix b/pkgs/tools/package-management/snix/default.nix
deleted file mode 100644
index c8a13944d5b..00000000000
--- a/pkgs/tools/package-management/snix/default.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, fetchurl, aterm, db4, perl, curl, bzip2, openssl ? null
-
-, ext3cowtools, e3cfsprogs, rsync
-, libtool, automake, autoconf
-, flex, bison
-
-, docbook5, docbook5_xsl, libxslt, docbook_xml_dtd_43, w3m
-
-, ext3cow_kernel
-
-, storeDir ? "/nix/store"
-, stateDir ? "/nix/var"
-, nixStoreStateDir ? "/nix/state"
-}:
-
-stdenv.mkDerivation {
-  name = "snix-0.12rev10946";
-  
-  src = fetchurl {
-    url = http://www.denbreejen.net/public/nix/snix-20080304-rev10948.tar.gz;
-    sha256 = "6973f080be8a32f1fc9b109f7f180b2bbd4e9e246721de9247378e49c6a70ef4";
-  };
-  
-  buildInputs = [perl curl openssl rsync libtool automake autoconf flex bison
-                 docbook5 docbook5_xsl libxslt docbook_xml_dtd_43 w3m ];
-
-  preConfigure = "
-    ./bootstrap.sh
-  ";
-
-  configureFlags = "
-    --with-store-dir=${storeDir} --localstatedir=${stateDir}
-    --with-aterm=${aterm} --with-bdb=${db4} --with-bzip2=${bzip2}
-    --disable-init-state
-    --with-store-state-dir=${nixStoreStateDir}
-    --with-ext3cow-header=${ext3cow_kernel}/lib/modules/2.*/build/include/linux/ext3cow_fs.h
-    --with-rsync=${rsync}/bin/rsync";
-
-  meta = {
-    description = "The SNix Deployment System (Nix extended to handle state)";
-    homepage = http://nixos.org/;
-    license = "LGPL";
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 77556a2a8c1..4b6d9a3dee7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5891,7 +5891,7 @@ let
 
     wis_go7007 = callPackage ../os-specific/linux/wis-go7007 { };
 
-    kqemu = builderDefsPackage ../os-specific/linux/kqemu/1.4.0pre1.nix {
+    kqemu = builderDefsPackage ../os-specific/linux/kqemu {
       inherit kernel perl;
     };
 
@@ -5902,10 +5902,6 @@ let
     splashutils =
       if kernel.features ? fbConDecor then pkgs.splashutils else null;
 
-    ext3cowtools = callPackage ../os-specific/linux/ext3cow-tools {
-      kernel_ext3cowpatched = kernel;
-    };
-
     /* compiles but has to be integrated into the kernel somehow
       Let's have it uncommented and finish it..
     */
@@ -5917,15 +5913,6 @@ let
 
     perf = callPackage ../os-specific/linux/kernel/perf.nix { };
 
-    # State Nix
-    snix = callPackage ../tools/package-management/snix {
-
-      aterm = aterm25;
-      db4 = db45;
-
-      flex = flex2533;
-      ext3cow_kernel = kernel;    };
-
     sysprof = callPackage ../development/tools/profiling/sysprof {
       inherit (gnome) gtk glib pango libglade;
     };