Architecture
Explanation
The core contract
The separation of what software needs from how infrastructure provides it.
Explanation
Platform bindings
One declarative interface, resolved per deployment target — and the rules for the Enterprise Platform Binding.
Explanation
Release Framework architecture and internals
How Release Framework is put together: canonical/security mirroring, the per-project service account, and CI wiring, for engineers who debug, extend, or maintain it.
What is Theseus?
Vision
The north star: compress the time from idea to production for every modular service team at GitLab.
Strategies
Separation of Concerns Between Theseus and Cells
Where the developer platform ends and the infrastructure architecture begins: what Theseus owns, what Cells owns, and the contract between them.