⬢ Running on Build

Hello from Build!

This is a sample Node.js + Express app deployed on Build. Clone it, change it, and redeploy — it's your playground.

Runtime info

Node versionv25.4.0
Listening on port8080
Deployed at2026-06-22T09:13:11.610Z
Uptime4409s

The port comes from the PORT environment variable that Build injects at runtime.

Live config vars

The greeting above is read from the GREETING config var. Change it without redeploying: 

bld config:set GREETING="こんにちは, Build!" -a <your-app>

Then refresh this page, or hit the API:

curl https://<your-app>.build.io/api/greeting

Fetching /api/status…

Make it yours

  1. Open server.js and uncomment the sample route at the bottom.
  2. Edit this page in views/index.ejs.
  3. Commit, push to GitHub, and watch Build redeploy automatically.