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 ## Additional types
 
+- [annotated-types](https://github.com/annotated-types/annotated-types) - Reusable constraint types to use with `typing.Annotated`.
+- [annotated-doc](https://github.com/fastapi/annotated-doc) - Document parameters, class attributes, return types, and variables inline, with `typing.Annotated`.
 - [meiga](https://github.com/alice-biometrics/meiga) - Simple, typed and monad-based Result type.
 - [option](https://github.com/MaT1g3R/option) - Rust like Option and Result types.
 - [optype](https://github.com/jorenham/optype) - Opinionated `collections.abc` and `operators` alternative: Flexible single-method protocols and typed operators with predictable names.