diff --git a/.gitignore b/.gitignore
index be0eb88..fc0b258 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 # python
 *.pyc
 *.pyo
+node_modules
 
 # emacs
 *~
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..02182e6
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,117 @@
+{
+  "name": "wassembler",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "preserveSymlinks": "1",
+  "dependencies": {
+    "async": {
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/async/-/async-0.9.0.tgz",
+      "integrity": "sha1-rDYTsdqb7RtHUQu0ZRuJMeRxRsc="
+    },
+    "colors": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
+      "integrity": "sha1-BDP0TYCWgP3rYO0mDxsMJi6CpAs="
+    },
+    "corser": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/corser/-/corser-2.0.1.tgz",
+      "integrity": "sha1-jtolLsqrWEDc2XXOuQ2TcMgZ/4c="
+    },
+    "ecstatic": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-1.4.1.tgz",
+      "integrity": "sha1-Mst7b6LikNWGaGdNEV6PDD1WfWo="
+    },
+    "eventemitter3": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-1.2.0.tgz",
+      "integrity": "sha1-HIaZHYFq0eUEdQ5zh0Ik7PO+xQg="
+    },
+    "he": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/he/-/he-0.5.0.tgz",
+      "integrity": "sha1-LAX/rvkLaOhg8/0rVO9YCYknfuI="
+    },
+    "http-proxy": {
+      "version": "1.16.2",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.16.2.tgz",
+      "integrity": "sha1-Bt/ykpUr9k2+hHH6nfcwZtTzd0I="
+    },
+    "http-server": {
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/http-server/-/http-server-0.9.0.tgz",
+      "integrity": "sha1-jxsGvcczYY1NxCgxx7oa/04GABo="
+    },
+    "mime": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-1.3.6.tgz",
+      "integrity": "sha1-WR2E02U6awtKO5343lqoEI5y5eA="
+    },
+    "minimist": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
+    },
+    "mkdirp": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "dependencies": {
+        "minimist": {
+          "version": "0.0.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
+        }
+      }
+    },
+    "opener": {
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/opener/-/opener-1.4.3.tgz",
+      "integrity": "sha1-XG2ixdflgx6P+jlklQ+NZnSskLg="
+    },
+    "optimist": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
+      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
+      "dependencies": {
+        "minimist": {
+          "version": "0.0.10",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
+          "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8="
+        }
+      }
+    },
+    "portfinder": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/portfinder/-/portfinder-0.4.0.tgz",
+      "integrity": "sha1-o/+t/6/k+5jgYBqF7aJ8J86Eyh4="
+    },
+    "qs": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-2.3.3.tgz",
+      "integrity": "sha1-6eha2+ddoLvkyOBHaghikPhjtAQ="
+    },
+    "requires-port": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
+      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8="
+    },
+    "union": {
+      "version": "0.4.6",
+      "resolved": "https://registry.npmjs.org/union/-/union-0.4.6.tgz",
+      "integrity": "sha1-GY+9rrolTniLDvy2MLwR8kopWeA="
+    },
+    "url-join": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/url-join/-/url-join-1.1.0.tgz",
+      "integrity": "sha1-dBxsL0WWxIMNZxhGCSDQySIC3Hg="
+    },
+    "wordwrap": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
+      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..fd8d387
--- /dev/null
+++ b/package.json
@@ -0,0 +1,10 @@
+{
+  "name": "wassembler",
+  "version": "1.0.0",
+  "scripts": {
+    "demo": "node node_modules/http-server/bin/http-server -p 7777"
+  },
+  "dependencies": {
+    "http-server": "0.9.0"
+  }
+}