diff --git a/pkgs/os-specific/linux/aseq2json/default.nix b/pkgs/os-specific/linux/aseq2json/default.nix
new file mode 100644
index 00000000000..015419ee07a
--- /dev/null
+++ b/pkgs/os-specific/linux/aseq2json/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, lib, fetchFromGitHub, pkg-config, alsaLib, glib, json-glib }:
+
+stdenv.mkDerivation {
+  pname = "aseq2json";
+  version = "unstable-2018-04-28";
+  src = fetchFromGitHub {
+    owner = "google";
+    repo = "midi-dump-tools";
+    rev = "8572e6313a0d7ec95492dcab04a46c5dd30ef33a";
+    sha256 = "LQ9LLVumi3GN6c9tuMSOd1Bs2pgrwrLLQbs5XF+NZeA=";
+  };
+  sourceRoot = "source/aseq2json";
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ alsaLib glib json-glib ];
+
+  installPhase = ''
+    install -D --target-directory "$out/bin" aseq2json
+  '';
+
+  meta = with lib; {
+    description = "Listens for MIDI events on the Alsa sequencer and outputs as JSON to stdout";
+    homepage = "https://github.com/google/midi-dump-tools";
+    license = licenses.asl20;
+    maintainers = [ maintainers.queezle ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9bb455341e5..9114785d67d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18634,6 +18634,8 @@ in
     libapparmor apparmor-utils apparmor-bin-utils apparmor-parser apparmor-pam
     apparmor-profiles apparmor-kernel-patches;
 
+  aseq2json = callPackage ../os-specific/linux/aseq2json {};
+
   atop = callPackage ../os-specific/linux/atop { };
 
   audit = callPackage ../os-specific/linux/audit { };