# Technical doc

- [The Web Application](/docs.onyxia.sh/v4/contributing/onyxia.md): The TypeScript App that runs in the browser.
- [Technical stack](/docs.onyxia.sh/v4/contributing/onyxia/dependencies.md): Technologies at play in Onyxia-web
- [Architecture](/docs.onyxia.sh/v4/contributing/onyxia/architecture.md)
- [The REST API](/docs.onyxia.sh/v4/contributing/onyxia-api.md): The backend REST API in Java