diff --git a/.gitignore b/.gitignore
index c4e033ac..76f17ade 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,5 @@ pom.xml.asc
 /release-node
 /release-node/datomish.js
 /release-node/datomish.bare.js
+/addon/datomish-test.xpi
+/addon/datomish.js
diff --git a/addon/README.md b/addon/README.md
new file mode 100644
index 00000000..85643d4f
--- /dev/null
+++ b/addon/README.md
@@ -0,0 +1,2 @@
+#Datomish Test
+An example add-on that loads Datomish on top of Sqlite.jsm.
\ No newline at end of file
diff --git a/addon/index.js b/addon/index.js
new file mode 100644
index 00000000..765cb243
--- /dev/null
+++ b/addon/index.js
@@ -0,0 +1,15 @@
+var self = require("sdk/self");
+
+console.log("Datomish Test");
+console.log("This: " + this);
+
+var datomish = require("datomish.js");
+datomish.open("/tmp/foobar.db").then(function (db) {
+  console.log("Got " + db);
+  try {
+    db.close();
+    console.log("Closed.");
+  } catch (e) {
+    console.log("Couldn't close: " + e);
+  }
+});
diff --git a/addon/package.json b/addon/package.json
new file mode 100644
index 00000000..6a190546
--- /dev/null
+++ b/addon/package.json
@@ -0,0 +1,15 @@
+{
+  "title": "Datomish Test",
+  "name": "datomish-test",
+  "version": "0.0.1",
+  "description": "An example add-on that loads Datomish on top of Sqlite.jsm.",
+  "main": "index.js",
+  "author": "Richard Newman <rnewman@mozilla.com>",
+  "engines": {
+    "firefox": ">=48.0a1"
+  },
+  "license": "MPL-2.0",
+  "keywords": [
+    "jetpack"
+  ]
+}