✅ Painless Vue forms

[Go] Package of validators and sanitizers for strings, numerics, slices and structs

Vest ✅ Declarative validations framework

Making SvelteKit forms a pleasure to use!

Drop in user input validation for your iOS apps.

A validation library for Knockout JS

VineJS is a form data validation library for Node.js

Yet Another Validation for Java (A lambda based type safe validation framework)

📊 Benchmark Comparison of Packages with Runtime Validation and TypeScript Support

Validação de CPF, CNPJ, CNH, NIS, DDD, Título Eleitoral e Cartão Nacional de Saúde com Laravel.

JavaScript API to work easily with complex domain names, subdomains and well-known TLDs.

Pacote Python para validação de documentos brasileiros

Valiktor is a type-safe, powerful and extensible fluent DSL to validate objects in Kotlin

✔️ A text and input validation library in Kotlin for Android

Android fields validation library based on data binding adapters.

A typesafe validation & parsing library for TypeScript.

Validot is a performance-first, compact library for advanced model validation. Using a simple declarative fluent interface, it efficiently handles classes, structs, nested members, collections, nullables, plus any relation or combination of them. It also supports translations, custom logic extensions with tests, and DI containers.

Validates password according to flexible and intuitive specification

Lightweight and feature-rich PHP validation and filtering library. Support scene grouping, pre-filtering, array checking, custom validators, custom messages. 轻量且功能丰富的PHP验证、过滤库。支持场景分组，前置过滤，数组检查，自定义验证器，自定义消息。

Validation helpers for ReactiveUI-based apps.