The [freeCodeCamp.org](https://freecodecamp.org) community is possible thanks to thousands of kind volunteers like you. If you want to contribute your time and expertise, we would be excited to welcome you aboard.
> Before you proceed, please take a quick 2 minutes to read our [Code of Conduct](https://www.freecodecamp.org/code-of-conduct). We strictly enforce it across our community so that contributing to freeCodeCamp.org is a safe, inclusive experience for everyone.
You can help expand and improve the curriculum. You can also update project user stories to better-explain concepts. And you can improve our automated tests so that we can more accurately test people's code.
Our learning platform runs on a modern JavaScript stack. It has various components, tools, and libraries. These include Node.js, MongoDB, OAuth 2.0, React, Gatsby, Webpack, and more.