# Zen Social extensions

> Build an extension for Zen Social communities: OpenID Connect sign-in, members, notifications.

- [Extensions for Zen Social](https://zensocial.app/docs/extensions/index.md)
- [Building an extension](https://zensocial.app/docs/extensions/guide.md)
- [API reference](https://zensocial.app/docs/extensions/api.md)