Validation

• Parsley.js - Validate your forms, frontend, without writing a single line of JavaScript.
• jquery-validation - jQuery Validation Plugin.
• validator.js - String validation and sanitization.
• validate.js - Lightweight JavaScript form validation library inspired by CodeIgniter.
• validatr - Cross Browser HTML5 Form Validation.
• FormValidation - The best jQuery plugin to validate form fields. Formerly BootstrapValidator.
• is.js - Check types, regexps, presence, time and more.
• FieldVal - multipurpose validation library. Supports both sync and async validation.
• Funval - Data validation using functions interfaces (support TypeScript).
• vest - 🦺 Declarative form validation framework inspired by unit testing.
• yup - Dead simple Object schema validation.
• joi - The most powerful data validation library for JS.
• superstruct - A simple and composable way to validate data in JavaScript (and TypeScript).
• schema-inspector - JSON API sanitization and validation.
• ajv - The fastest JSON schema validator. Supports JSON Schema draft-04/06/07.
• Vuelidate - Simple, lightweight model-based validation for Vue.js.