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Another JSON Schema Validator
Format validation for Ajv v7+
TypeScript-first schema declaration and validation library with static type inference
Give me a string and I'll tell you if it's a valid npm package license string
Check if a protocol requires a certain port number to be added to an URL.
A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations
Give me a string and I'll tell you if it's a valid npm package name
Type check values
A library for parsing IPv4 and IPv6 IP addresses in node and the browser.
Utilities for determining if characters belong to character classes defined by the XML specs.
Object schema validation
An object schema merger/validator
String validation and sanitization
Performant, flexible and extensible forms library for React Hooks
React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS
- scheme
- validation
- scheme-validation
- hookform
- react-hook-form
- yup
- joi
- superstruct
- typescript
- zod
- vest
- class-validator
- io-ts
- effect-ts
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Email address and domain validation
Wrap zod validation errors in user-friendly readable messages
Ajv class for JSON Schema draft-04
A fast and easy to use JSON Schema validator
A simple and composable way to validate data in JavaScript (and TypeScript).