kigouu66 / jsonfix
A lightweight JSON formatter, validator, and minifier for Windows. Beautify JSON, identify syntax errors, and keep your data organized with a simple, offline-friendly developer tool.
kigouu66 / jsonfix
go-playground / validator
:100:Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving
open-circle / valibot
The modular and type safe schema library for validating structural data 🤖
arktypeio / arktype
TypeScript's 1:1 validator, optimized from editor to runtime
express-validator / express-validator
An express.js middleware for validator.js.
asaskevich / govalidator
[Go] Package of validators and sanitizers for strings, numerics, slices and structs
Respect / Validation
The most awesome validation engine ever created for PHP
samchon / typia
Super-fast/easy runtime validators and serializers via transformation
QuipNetwork / quip-validator
A rust implementation of the Quip Protocol forked from Substrate
hey-api / hey-api
👨🚀 Turn API specifications into production-ready SDKs, validators, mocks, and more. 20+ plugins. Millions of weekly npm downloads. Used by Vercel, OpenCode, PayPal, AWS, Autodesk, and many more.
kwsch / PKHeX
Pokémon Save File Editor
unionai-oss / pandera
A light-weight, flexible, and expressive statistical data testing library
lycheeverse / lychee
⚡ Fast, async, stream-based link checker written in Rust. Finds broken URLs and mail addresses inside Markdown, HTML, reStructuredText, websites and more!
KhronosGroup / glslang
Khronos-reference front end for GLSL/ESSL, partial front end for HLSL, and a SPIR-V generator.
NaturalIntelligence / fast-xml-parser
Validate XML, Parse XML and Build XML rapidly without C/C++ based libraries and no callback.
elementalsouls / Claude-OSINT
8 Claude skills · 100+ recon capabilities · 80 secret-regex patterns · 80+ dorks · 9 read-only credential validators · 27 attack-path templates · ~10,000 lines of structured tradecraft. Drop-in SKILL.md files that turn Claude into a god-mode external recon operator for authorized red-team and bug-bounty engagements.
symfony / validator
Provides tools to validate values
hydra-ecosystem / omegaconf
Flexible Python configuration system. The last one you will ever need.
react-hook-form / resolvers
📋 Validation resolvers: Yup, Zod, Superstruct, Joi, Vest, Class Validator, io-ts, Nope, computed-types, typanion, Ajv, TypeBox, ArkType, Valibot, effect-ts, VineJS and Standard Schema
symfony / property-info
Extracts information about PHP class' properties using metadata of popular sources
samchon / nestia
NestJS Helper + AI Chatbot Development
validator / validator
The Nu Html Checker (vnu)
MobilityData / awesome-transit
Community list of transit APIs, apps, datasets, research, and software :bus::star2::train::star2::steam_locomotive:
kubb-labs / kubb
🧡 Turn your API spec into type-safe code. Generate TypeScript types, API clients, hooks, validators and mocks from a spec such as OpenAPI.
greyblake / nutype
Rust newtype with guarantees 🇺🇦 🦀
brazilian-utils / javascript
Utils library for specific Brazilian businesses
voxpupuli / json-schema
Ruby JSON Schema Validator
RicoSuter / NJsonSchema
JSON Schema reader, generator and validator for .NET
firedancer-io / firedancer
Firedancer is Jump Crypto's Solana validator software.
JoshData / python-email-validator
A robust email syntax and deliverability validation library for Python.
oasdiff / oasdiff
OpenAPI Diff and Breaking Changes
kristoff-it / superhtml
HTML Validator, Formatter, LSP, and Templating Language Library
truemail-rb / truemail
🚀 Configurable framework agnostic plain Ruby 📨 email validator/verifier. Verify email via Regex, DNS, SMTP and even more. Be sure that email address valid and exists.
santhosh-tekuri / jsonschema
JSONSchema (draft 2020-12, draft 2019-09, draft-7, draft-6, draft-4) Validation using Go
json-everything / json-everything
System.Text.Json-based support for all of your JSON needs.
JustinBeckwith / linkinator
Broken link checker that crawls websites and validates links. Find broken links, dead links, and invalid URLs in websites, documentation, and local files. Perfect for SEO audits and CI/CD.
hibernate / hibernate-validator
Hibernate Validator - Jakarta Validation Reference Implementation
APIDevTools / swagger-parser
Swagger 2.0 and OpenAPI 3.0 parser/validator
daveshanley / vacuum
vacuum is the worlds fastest and most versatile OpenAPI, Arazzo, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2
python-validators / validators
Python Data Validation for Humans™.
learning-cloud-native-go / myapp
A production-grade microservice boilerplate featuring GORM, Goose, Swag, Zerolog, Validator.v10, GitOps, Kubernetes, Kustomize, ArgoCD & Istio.
networknt / json-schema-validator
A fast Java JSON schema validator that supports draft V4, V6, V7, V2019-09 and V2020-12
cloudflare / pint
Prometheus rule linter/validator
cdimascio / express-openapi-validator
🦋 Auto-validates api requests, responses, and securities using ExpressJS and an OpenAPI 3.1.x or 3.0.x specification
pb33f / libopenapi
libopenapi is a fully featured, high performance OpenAPI 3.2, 3.1, 3.0, Overlays and Arazzo parser, library, validator and toolkit for go applications.
making / yavi
Yet Another Validation for Java (A lambda based type safe validation framework)
Stranger6667 / jsonschema
A high-performance JSON Schema validator for Rust
cloudflare / chanfana
OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!
jito-foundation / jito-solana
Jito Foundation MEV Solana Client
formsy / formsy-react
A form input builder and validator for React JS
sparklabx / drawio-ai-kit
Teach your AI to draw correct, beautiful draw.io diagrams — declarative layout engine, ground-truth stencils, structural validator, vision self-check. AWS · Azure · GCP · Databricks · BPMN. Zero dependencies.
aporat / store-receipt-validator
A modern PHP library for validating in-app purchases from the Apple App Store (including legacy iTunes), Google Play and Amazon Appstore
IBM / openapi-validator
Configurable and extensible validator/linter for OpenAPI documents
pboettch / json-schema-validator
JSON schema validator for JSON for Modern C++
Propaganistas / Laravel-Disposable-Email
Disposable email address validator for Laravel
NLnetLabs / routinator
An RPKI Validator and RTR server written in Rust
confuser / graphql-constraint-directive
Validate GraphQL fields
moov-io / ach
ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.
VitorLuizC / brazilian-values
🇧🇷 Funções de formatação, conversão e validação para valores, documentos e outras unidades usadas no Brasil. Como CEP, CNPJ, CPF, BRL (R$), datas, números etc.
GoogleCloudPlatform / professional-services-data-validator
Utility to compare data between homogeneous or heterogeneous environments to ensure source and target tables match