Standard Library
The bundled arch.* packages ship with the toolchain and auto-load when referenced. Each page below is generated from that package’s .arch sources, so it always matches what use actually imports.
| Package | Types | Summary |
|---|---|---|
arch.ai | 30 | The ML / AI systems vocabulary — the platform an ML or LLM product runs |
arch.backend | 193 | The default vocabulary for server-side architecture. |
arch.c4 | 31 | The C4 model expressed as ArchLang types. |
arch.cloud.aws | 41 | The Amazon Web Services catalog as ArchLang types. |
arch.cloud.azure | 32 | The Microsoft Azure catalog as ArchLang types. |
arch.cloud.gcp | 28 | The Google Cloud Platform catalog as ArchLang types. |
arch.data | 60 | The data platform vocabulary — the middle of a modern analytics stack |
arch.diagrams | 10 | Data-modelling primitives for entity / ER-style diagrams. |
arch.extras | 11 | Generic actors and devices for sketch-level and context diagrams. |
arch.org | 3 | The org plane — the teams, departments and guilds that own the system. |
arch.policy | — | The governance package — reusable policies a workspace will import to |
arch.policy.deployment | — | The deployment-ownership governance pack — the first named, versioned, |
arch.ui | — | The shared rendering toolkit the visual stdlib packages depend on. |