Easily validate CSS using W3C's public CSS validator service
Simple Argument Validator for JavaScript
Validator middleware using Valibot
A small and simple utility package that can validate any kind of image. It can detect corrupt files, or invalid image urls
A (XSD) schema validator for nodejs
A JavaScript validation library, with types!
Simple API validation for Express routes.
A package to use Zod validation with Felte
Tool to help validate Microsoft Office Add-in manifest files.
React native library to validate form fields
Validates XML name productions — Name, NCName, QName, NMToken, NMTokens — for XML 1.0 and 1.1
A simple and powerful JavaScript animation library
A versatile and easy-to-use JavaScript validation library for ensuring data integrity with extensive customization options.
Build complex rules, serialize them as JSON, and execute them in JavaScript
Distributed locking and slashing protection for Aztec validators running in high-availability configurations.
A Playwright plugin for API schema validation against plain JSON schemas, Swagger schema documents. Built on the robust core-ajv-schema-validator plugin and powered by the Ajv JSON Schema Validator, it delivers results in a clear, user-friendly format, si
React Form Component
ECMAScript parsing infrastructure for multipurpose analysis
A cross-browser / node.js validator, based on flatiron revalidator.
Build and manage the AJV instances for the fastify framework
A user-friendly HTML5 Form validator for Bootstrap 3
Extremely fast HTTP Archive (HAR) validator using JSON Schema
Converts JavaScript/JSON to XML (for RSS, Podcasts, AMP, etc.)
A simple, minimal PostgreSQL session store for Connect/Express