diff --git a/lib/maintainers.nix b/lib/maintainers.nix
index be35c45e672b..547d458d1f68 100644
--- a/lib/maintainers.nix
+++ b/lib/maintainers.nix
@@ -192,6 +192,7 @@
   spwhitt = "Spencer Whitt <sw@swhitt.me>";
   sztupi = "Attila Sztupak <attila.sztupak@gmail.com>";
   tailhook = "Paul Colomiets <paul@colomiets.name>";
+  taktoa = "Remy Goldschmidt <taktoa@gmail.com>";
   thammers = "Tobias Hammerschmidt <jawr@gmx.de>";
   the-kenny = "Moritz Ulrich <moritz@tarn-vedra.de>";
   theuni = "Christian Theune <ct@flyingcircus.io>";
diff --git a/pkgs/applications/science/programming/kframework/default.nix b/pkgs/applications/science/programming/kframework/default.nix
new file mode 100644
index 000000000000..090dc5ac756a
--- /dev/null
+++ b/pkgs/applications/science/programming/kframework/default.nix
@@ -0,0 +1,102 @@
+{ stdenv, fetchFromGitHub, maven, openjdk8, releaseTools }:
+
+# TODO:
+# - Investigate builds on platforms other than 64-bit linux
+# - Separate package for Maven cache? This would speed up builds and
+#   theoretically could still be pure
+# - Find a way to prevent Maven from downloading artifacts irrelevant
+#   to the platform for which we are building
+
+releaseTools.mvnBuild rec {
+  name = "kframework-20150415";
+
+  mvn8 = maven.override {
+    jdk = openjdk8; # K uses Java 8. The official docs reference the
+                    # Oracle VM, but it's been working with OpenJDK
+  };
+
+  src = fetchFromGitHub {
+    owner = "kframework";
+    repo = "k";
+    rev = "85a41bc024"; # nightly build for April 15th, 2015
+    sha256 = "01ndfdnqxp2w86pg3ax39sxayb2pfm39lj1h3818zzn86gqwa1vc";
+  };
+
+  buildInputs = [ mvn8 openjdk8 ];
+
+  preSetupPhase = ''
+    # z3 needs this to pass tests
+    export LD_LIBRARY_PATH=$(cat $NIX_CC/nix-support/orig-cc)/lib
+    # not sure if this does anything, since it might only speed up incremental builds
+    export MAVEN_OPTS="-XX:+TieredCompilation"
+  '';
+
+  mvnAssembly = ''
+    mvn package -Dcheckstyle.skip -Dmaven.test.skip=true -Dmaven.repo.local=$M2_REPO
+  '';
+
+  mvnRelease = ''
+    true # do nothing, since mvn package is sufficient
+  '';
+
+  # this is a custom version of k-distribution/src/main/scripts/lib/k
+  kscript = ''
+    #!/usr/bin/env bash
+    export JAVA=${openjdk8}/bin/java
+
+    export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:"$out/lib"
+
+    export K_OPTS="-Xms64m -Xmx1024m -Xss32m -XX:+TieredCompilation"
+    export MISC_ARGS="-Djava.awt.headless=true"
+    export ARGS="$MISC_ARGS $K_OPTS"
+    $JAVA $ARGS -cp "$out/share/kframework/lib/java/*" org.kframework.main.Main "$@"
+  '';
+
+  finalPhase = ''
+    # set some environment variables
+    export K_ROOT=$PWD/k-distribution/target/release/k/
+    export K_SHARE=$out/share/kframework/
+    # make requisite directories
+    mkdir -p $out/lib $K_SHARE/lib/native
+    # copy over bin
+    cp -R $K_ROOT/bin                             $K_SHARE/
+    # symlink $out/bin to $out/share/kframework/bin
+    ln -s $K_SHARE/bin                            $out/bin
+    # copy everything relevant to $out/share/kframework
+    # we may want to consider adding the documentation etc.
+    cp -R $K_ROOT/include                         $K_SHARE/
+    cp -R $K_ROOT/lib/java                        $K_SHARE/lib/
+    cp -R $K_ROOT/lib/native/linux                $K_SHARE/lib/native/
+    cp -R $K_ROOT/lib/native/linux64              $K_SHARE/lib/native/
+    # remove Windows batch scripts
+    rm $K_SHARE/bin/*.bat # */
+    # TODO: fix these scripts so they work
+    rm $K_SHARE/bin/kserver $K_SHARE/bin/stop-kserver
+    # make our k wrapper script and substitute $out for its value
+    echo -n "$kscript" | sed "s:\$out:$out:g" > $K_SHARE/lib/k
+    chmod +x $K_SHARE/lib/k
+    # symlink requisite binaries
+    ln -s $K_SHARE/lib/k                           $out/lib/k
+    ln -s $K_SHARE/lib/native/linux/sdf2table      $out/bin/sdf2table
+    ln -s $K_SHARE/lib/native/linux64/z3           $out/bin/z3
+    ln -s $K_SHARE/lib/native/linux64/libz3.so     $out/lib/libz3.so
+    ln -s $K_SHARE/lib/native/linux64/libz3java.so $out/lib/libz3java.so
+    # patch Z3 so it uses the right interpreter/libs
+    patchelf \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath $(cat $NIX_CC/nix-support/orig-cc)/lib \
+      --force-rpath \
+      $K_SHARE/lib/native/linux64/z3
+  '';
+
+  meta = {
+    description = "The K Framework is a rewrite-based executable semantic framework in which programming languages, type systems and formal analysis tools can be defined.";
+    homepage = http://www.kframework.org;
+    license = stdenv.lib.licenses.bsd3;     # technically it is the UIUC/NCSA license
+                                            # but LLVM uses that license as well and
+                                            # it is marked as BSD3
+    maintainers = [ stdenv.lib.maintainers.taktoa ];
+    platforms = stdenv.lib.platforms.linux; # I haven't done testing on other OSes, but
+                                            # since it's Java it should run anywhere
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5b2091008157..9eb4492d7a7f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13418,6 +13418,8 @@ let
 
   ### SCIENCE/PROGRAMMING
 
+  kframework = callPackage ../applications/science/programming/kframework { };
+
   plm = callPackage ../applications/science/programming/plm { };
 
   ### SCIENCE/LOGIC