diff --git a/docs/examples/github_api/index.js b/docs/examples/github_api/index.js
new file mode 100644
index 0000000..ec71e79
--- /dev/null
+++ b/docs/examples/github_api/index.js
@@ -0,0 +1,17 @@
+import _ from 'https://unpkg.com/lodash-es'
+
+async function getPopularLanguages() {
+  const url = 'https://api.github.com/search/repositories?q=stars:%3E1&sort=stars'
+  const resp = await fetch(url)
+  const repos = await resp.json()
+  return _(repos.items)
+    .map(r => r.language)
+    .filter(l => l != null)
+    .countBy()
+    .toPairs()
+    .sortBy(([lang, useCount]) => useCount)
+    .map(([lang]) => lang)
+    .value()
+}
+
+await getPopularLanguages()