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

Minimal url validation utility around URL object

Function argument validation for humans

Validation plugin for FormKit

OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!

Check if a URL is relative

Adds a phone number validation check to yup validator using google-libphonenumber.

General purpose validation library for JavaScript

Node validation utility functions for Docusaurus packages.

This package provides the core HTTP request orchestration, response handling, and API call coordination.

Making SvelteKit forms a pleasure to use!

Form data validation library for Node.js

Validates mint.json files

Dead simple Object schema validation

An object schema merger/validator

express-validation is a middleware that validates a request and returns a response with errors; if any of the configured validation rules fail.

Add-on to jQuery Validation to enable unobtrusive validation options in data-* attributes.

Validate any Bitcoin address - P2WSH, P2WPKH, P2SH, P2PKH - Mainnet & Testnet

The fastest JS validator library for NodeJS

Format validation for Ajv v7+