Ruff
This entry runs no foundation model. Every finding below is quoted to the vendor’s own document, or marked not disclosed where the vendor publishes nothing.
Ultra-fast Python linter and formatter written in Rust — replaces Flake8 + isort + pycodestyle with 10-100x speed improvement for large codebases
No foundation model. Ruff does not run one, so this criterion does not apply and is excluded from the grade rather than counted against it. A static analysis tool: a Python linter and code formatter written in Rust, with over 900 built-in rules and automatic fix support, replacing Flake8, Black and isort. Established from the product’s own public documentation and what it does. If that is out of date, tell us at right of reply.
Not yet assessed. We publish a sovereignty position only where the vendor documents one — we do not infer it from a domain or a company name.
Vannus publishes a nine-dimension trust framework — data sovereignty, training privacy, compliance posture, operational resilience, exit portability, and more. The heaviest criterion asks whether the tool builds its own AI or resells someone else's model; where the vendor discloses it, the grade cites the vendor's own documentation. No paid placements — scoring is walled off from affiliate revenue. See the methodology →