#validator

A library & tool for probing, parsing, and validating security.txt files as specified in RFC 9116 :rocket::books:

Reactive MobX Form State Management

⚡ Ultra-fast data validation for Python & TypeScript. Drop-in Pydantic/Zod replacement powered by Zig + SIMD WASM.

postal-code-checker is a comprehensive JavaScript/TypeScript package for validating postal codes across multiple countries. It provides an easy-to-use API for country selection and postal code validation, making it ideal for forms and address validation in web applications.

XML Schema validator and data conversion library for Python

A lightweight validation module for validating HTTP Basic Authentication credentials.

A validation module for validating HTTP Basic Authentication credentials in Functions.

A validation module checking for Gmail account existence

Arazzo Runtime Expressions parser, validator and extractor.

JSON Schema for CV/Resume parsing and validation. Self-hosted with JSON-LD, Schema.org integration, online validator, converter tools, and XML support.

Rust implementation of GTS (Global Type System) specification

More JSON Schema Tools

Valgo is a type-safe, expressive, and extensible validation library for Go with built-in i18n support.

A simple package that validates EU VAT numbers against the central ec.europa.eu database

JSON Schema validation for Eclipse Vert.x

Decorator-based property validation for classes.

Swagger 2.0 and OpenAPI 3.0 parser/validator

A Python validator for SHACL

A blazing-fast multi-FHIR, multi-tenant, multi-database, data streaming reference implementation FHIR Server built in dotnet.

Customizable and hackable json-validator and json-schema utilities for traversal, data generation and validation

Extracts information about PHP class' properties using metadata of popular sources

Lightweight & fast PHP validator framework.

JSON Lint for PHP

Tools for working with the SPDX license list and validating licenses.

Fast, modern PHP request validation and sanitization. Schema-based rules, fail-fast execution, intelligent batching, and 100+ built-in validation rules.

Standard Server provides a unified interface for client-server communication over HTTP and message-based transports.

A PHP implementation of JWT (JSON Web Token) generator, parser, verifier, and validator.

Validate Nigerian postcodes in Rust, Python, JavaScript, Java, PostgreSQL, DuckDB, and Polars, with MCP servers for AI agents. Covers Nigeria's NIPOST digital postcode (NDAPS): offline validation, lookup, and reverse geocoding.

Missing Laravel Validation Rules

JavaScript parser written in PHP that generates AST from your code according to ECMAScript specification