# Zenith documentation

## Table of contents

- [authentication.md](authentication.md) — pageserver JWT authentication.
- [docker.md](docker.md) — Docker images and building pipeline.
- [glossary.md](glossary.md) — Glossary of all the terms used in codebase.
- [multitenancy.md](multitenancy.md) — how multitenancy is organized in the pageserver and Zenith CLI.
- [sourcetree.md](sourcetree.md) — Overview of the source tree layeout.
- [pageserver/README](/pageserver/README) — pageserver overview.
- [postgres_ffi/README](/postgres_ffi/README) — Postgres FFI overview.
- [test_runner/README.md](/test_runner/README.md) — tests infrastructure overview.
- [safekeeper/README](/safekeeper/README) — WAL service overview.
- [core_changes.md](core_changes.md) - Description of Zenith changes in Postgres core
