* [type-fest v5.7.0](https://github.com/sindresorhus/type-fest) – Collection of essential utility types for TypeScript.

* [ts-essentials v10.2.1](https://github.com/ts-essentials/ts-essentials) – High-quality TypeScript utility types that simplify writing stricter, type-safe code.

* [Sorbet 0.6.13271.2026060213...](https://github.com/sorbet/sorbet) – Fast, powerful type checker designed for Ruby with gradual typing support.