valibot

Joi is a powerful schema description language and data validator for JavaScript objects, commonly used in Node.js applications for input validation.

Zod is a TypeScript-first schema declaration and validation library that allows developers to define data schemas and validate data at runtime with type safety.

Ajv (Another JSON Schema Validator) is a fast JSON schema validator for JavaScript that supports draft-04, draft-06, and draft-07 specifications.

Superstruct is a JavaScript library for validating and structuring data, commonly used for runtime type checking and data validation in applications.

Yup is a JavaScript object schema validator and object parser, often used for form validation in web applications.