1.colinhacks / zodTypeScript-first schema validation with static type inferencetypescriptschema-validationtype-inferenceruntime-validationstatic-typesTypeScriptMIT44K total2.3K forks+981 starsfrom 43,261 · score 6.89
2.open-circle / valibotThe modular and type safe schema library for validating structural data 🤖bundle-sizemodularparsingschematype-safetypescript+8 moreTypeScriptMIT9.1K total407 forks+213 starsfrom 8,841 · score 5.37
3.Oudwins / zogGo with Zod inspired simple schema validationerror-handlinggolangruntime-validationschema-validationtempltranslation+1 moreGoMIT1.2K total41 forks+18 starsfrom 1,202 · score 2.94
4.vertti / daffyLightweight DataFrame validation decorators for Pandas, Polars, Modin, and PyArrow. No custom types required.pandasdataframevalidationpolarspydanticdata-quality+10 morePythonMIT60 total5 forks+2 starsfrom 58 · score 1.10