@typeofweb/schema

`@typeofweb/schema` is a lightweight and extensible library for data validation with full TypeScript support!

fortify-schema

A modern TypeScript validation library designed around familiar interface syntax and powerful conditional validation. Experience schema validation that feels natural to TypeScript developers while unlocking advanced runtime validation capabilities.

octavalidate

This Library helps to validate your forms both client-side & server-side using validation rules, sophisticated regular expressions and form input attributes