> For the complete documentation index, see [llms.txt](https://docs.lap.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lap.dev/core-concepts.md).

# Core Concepts

- [Architecture](https://docs.lap.dev/core-concepts/architecture.md)
- [Traffic Routing Architecture](https://docs.lap.dev/core-concepts/architecture/traffic-routing-architecture.md)
- [Branch Environment Architecture](https://docs.lap.dev/core-concepts/architecture/branch-environment-architecture.md)
- [Cluster](https://docs.lap.dev/core-concepts/cluster.md)
- [App Catalog](https://docs.lap.dev/core-concepts/app-catalog.md)
- [Environment](https://docs.lap.dev/core-concepts/environment.md)
- [Devbox](https://docs.lap.dev/core-concepts/devbox.md)
- [Preview URL](https://docs.lap.dev/core-concepts/preview-url.md)