#validator

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

Rust implementation of GTS (Global Type System) specification

ESLint rules that validate JSON, JSONC, JSON5, YAML, TOML, Markdown frontmatter, JavaScript exports, and Vue custom blocks against their schema.

A Python validator for SHACL

A modern and lightweight library for working with email addresses in Java

A secure JavaScript sandbox designed for safe AI agent code execution. Protects against code injection, prototype pollution, and sandbox escapes. The security layer that makes AI-generated code safe to run.

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

JSON Schema validation for Eclipse Vert.x

A validation module checking if a particular request has a Cloudflare origin certificate

A validator for Azure Functions that verifies incoming requests originate from Cloudflare by checking the client certificate thumbprint.

Generates a random valid 10-digit phone number using Bogus

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 the syntax of Employer identification numbers (EINs)

A validation module checking for disposable email addresses via online sources

A validation module checking for the existance of domain MX records

A validation module that checks for keys, stores them, expires them after an amount of time

A validation module checking if a given phone number is possible

A foundational object for all things related to validation

Missing Laravel Validation Rules

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

A .NET authorization filter for requiring Cloudflare sourced traffic

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

Lightweight & fast PHP validator framework.

Simple validation for Rust structs

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.

Options Validation