diff --git a/pkgs/autoxt/autoxt-build.sh b/pkgs/autoxt/autoxt-build.sh
new file mode 100755
index 000000000000..ca959b95703f
--- /dev/null
+++ b/pkgs/autoxt/autoxt-build.sh
@@ -0,0 +1,20 @@
+#! /bin/sh
+
+export NIX_LDFLAGS=-Wl,-s
+
+. $stdenv/setup || exit 1
+
+echo "out: $out"
+echo "pwd: `pwd`"
+echo "src: $src"
+ls $src
+
+cp -r $src autoxt
+ls
+
+cd autoxt || exit 1
+./bootstrap || exit 1
+./configure --prefix=$out || exit 1
+make || exit 1
+make install || exit 1
+
diff --git a/pkgs/autoxt/autoxt.fix b/pkgs/autoxt/autoxt.fix
new file mode 100644
index 000000000000..1a58dd01cfac
--- /dev/null
+++ b/pkgs/autoxt/autoxt.fix
@@ -0,0 +1,16 @@
+Function(["rev"],
+  Package(
+    [ ("name", "autoxt")
+
+    , ("build", Relative("autoxt/autoxt-build.sh"))
+
+    , ("src", App(IncludeFix("fetchsvn/fetchsvn.fix"),
+        [ ("url",  "http://losser.st-lab.cs.uu.nl:12080/repos/StrategoXT/trunk/StrategoXT/autoxt")
+        , ("name", "autoxt")
+        , ("rev",  Var("rev"))
+        ]))
+
+    , ("stdenv", IncludeFix("stdenv/stdenv.fix"))
+    ]
+  )
+)
diff --git a/pkgs/srts/srts-build.sh b/pkgs/srts/srts-build.sh
new file mode 100755
index 000000000000..fdb3f41b15df
--- /dev/null
+++ b/pkgs/srts/srts-build.sh
@@ -0,0 +1,24 @@
+#! /bin/sh
+
+set -e
+
+export NIX_LDFLAGS=-Wl,-s
+
+. $stdenv/setup
+
+export PATH=$autoxt/bin:$PATH
+
+echo "out: $out"
+echo "pwd: `pwd`"
+echo "src: $src"
+ls $src
+
+cp -r $src srts
+ls
+
+cd srts
+./bootstrap
+./configure --prefix=$out --with-aterm=$aterm
+make
+make install
+
diff --git a/pkgs/srts/srts.fix b/pkgs/srts/srts.fix
new file mode 100644
index 000000000000..0808a5709257
--- /dev/null
+++ b/pkgs/srts/srts.fix
@@ -0,0 +1,20 @@
+Function(["rev"],
+  Package(
+    [ ("name", "srts")
+
+    , ("build", Relative("srts/srts-build.sh"))
+
+    , ("src", App(IncludeFix("fetchsvn/fetchsvn.fix"),
+        [ ("url",  "http://losser.st-lab.cs.uu.nl:12080/repos/StrategoXT/trunk/StrategoXT/srts")
+        , ("name", "srts")
+        , ("rev",  Var("rev"))
+        ])
+      )
+
+    , ("stdenv", IncludeFix("stdenv/stdenv.fix"))
+    , ("aterm",  IncludeFix("aterm/aterm.fix"))
+    , ("autoxt", App(IncludeFix("autoxt/autoxt.fix"),[("rev",Var("rev"))]))
+    ]
+  )
+) 
+
diff --git a/pkgs/strategoxt/strategoxt-build.sh b/pkgs/strategoxt/strategoxt-build.sh
new file mode 100755
index 000000000000..a2f1641bf238
--- /dev/null
+++ b/pkgs/strategoxt/strategoxt-build.sh
@@ -0,0 +1,5 @@
+#! /bin/sh
+
+mkdir $out
+
+exit 0
\ No newline at end of file
diff --git a/pkgs/strategoxt/strategoxt-head.fix b/pkgs/strategoxt/strategoxt-head.fix
new file mode 100644
index 000000000000..d5c9210bb11d
--- /dev/null
+++ b/pkgs/strategoxt/strategoxt-head.fix
@@ -0,0 +1,4 @@
+App(
+  IncludeFix("strategoxt/strategoxt.fix")
+  , [("rev", "3385")]
+)
\ No newline at end of file
diff --git a/pkgs/strategoxt/strategoxt.fix b/pkgs/strategoxt/strategoxt.fix
new file mode 100644
index 000000000000..dbd0a8b83d2e
--- /dev/null
+++ b/pkgs/strategoxt/strategoxt.fix
@@ -0,0 +1,16 @@
+Function(["rev"],
+  Package(
+    [ ("name", "strategoxt")
+
+    , ("build",     Relative("system/populate-linkdirs.pl"))
+
+    , ("actAterm",  IncludeFix("aterm/aterm.fix"))
+
+    , ("actAutoxt", App(IncludeFix("autoxt/autoxt.fix"), [("rev",Var("rev"))]))
+
+    , ("actSrts",   App(IncludeFix("srts/srts.fix"), [("rev", Var("rev"))]))
+
+    , ("actXtc",    App(IncludeFix("xtc/xtc.fix"),[("rev", Var("rev"))])) 
+    ]
+  )
+)
diff --git a/pkgs/xtc/xtc-build.sh b/pkgs/xtc/xtc-build.sh
new file mode 100755
index 000000000000..895ed5b0bd31
--- /dev/null
+++ b/pkgs/xtc/xtc-build.sh
@@ -0,0 +1,16 @@
+#! /bin/sh
+
+set -e
+
+export NIX_LDFLAGS=-Wl,-s
+
+. $stdenv/setup 
+
+export PATH=$autoxt/bin:$PATH
+
+cp -r $src $name
+cd $name
+./bootstrap
+./configure --prefix=$out --with-aterm=$aterm --with-srts=$srts
+make
+make install
diff --git a/pkgs/xtc/xtc-head.fix b/pkgs/xtc/xtc-head.fix
new file mode 100644
index 000000000000..7ab6fd1d850b
--- /dev/null
+++ b/pkgs/xtc/xtc-head.fix
@@ -0,0 +1,4 @@
+App(
+  IncludeFix("xtc/xtc.fix")
+  , [("rev", "3385")]
+)
\ No newline at end of file
diff --git a/pkgs/xtc/xtc.fix b/pkgs/xtc/xtc.fix
new file mode 100755
index 000000000000..e7b54871d9c3
--- /dev/null
+++ b/pkgs/xtc/xtc.fix
@@ -0,0 +1,20 @@
+Function(["rev"],
+  Package(
+    [ ("name", "xtc")
+
+    , ("build", Relative("xtc/xtc-build.sh"))
+
+    , ("src", App(IncludeFix("fetchsvn/fetchsvn.fix"),
+        [ ("url",  "http://losser.st-lab.cs.uu.nl:12080/repos/StrategoXT/trunk/StrategoXT/xtc")
+        , ("name", "xtc")
+        , ("rev",  Var("rev"))
+        ])
+      )
+
+    , ("stdenv", IncludeFix("stdenv/stdenv.fix"))
+    , ("aterm",  IncludeFix("aterm/aterm.fix"))
+    , ("autoxt", App(IncludeFix("autoxt/autoxt.fix"),[("rev",Var("rev"))]))
+    , ("srts",   App(IncludeFix("srts/srts.fix"),[("rev",Var("rev"))]))
+    ]
+  )
+)