Showing 281 open source projects for "javascript form validation"

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  • 1
    React Hook Form

    React Hook Form

    React Hooks for form state management and validation

    ...Since the form state is inherently local, it can be easily adopted without other dependencies. Striving to provide the best user experience and bring consistent validation strategies.
    Downloads: 2 This Week
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  • 2
    jQuery Validation Plugin

    jQuery Validation Plugin

    jQuery Validation Plugin library sources

    The jQuery Validation Plugin provides drop-in validation for your existing forms, while making all kinds of customizations to fit your application really easy. This jQuery plugin makes simple clientside form validation easy, whilst still offering plenty of customization options. It makes a good choice if you’re building something new from scratch, but also when you’re trying to integrate something into an existing application with lots of existing markup. ...
    Downloads: 7 This Week
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  • 3
    TanStack Form

    TanStack Form

    Headless, performant, and type-safe form state management

    TanStack Form is a powerful, headless form management library designed to simplify form handling in web applications. It offers a flexible and extensible API that allows developers to manage form state, validation, and submission with ease. By providing a headless architecture, TanStack Form enables seamless integration with various UI frameworks and custom components, promoting a clean separation between form logic and presentation.​
    Downloads: 4 This Week
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  • 4
    Simple Form

    Simple Form

    Forms made easy for Rails! It's tied to a simple DSL

    Simple Form is a Ruby on Rails gem that simplifies form-building by providing a clean DSL for generating HTML forms. It works alongside Rails form helpers and supports integration with Bootstrap, Tailwind, and custom markup—allowing developers to write forms quickly without compromising layout flexibility.
    Downloads: 0 This Week
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  • 5
    Form-Data

    Form-Data

    A module to create readable `"multipart/form-data"` streams

    A library to create readable "multipart/form-data" streams. Can be used to submit forms and file uploads to other web applications.
    Downloads: 0 This Week
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  • 6
    FancyGrid

    FancyGrid

    JavaScript grid library with charts integration & server communication

    JavaScript grid library with charts integration and server communication. Massive number of features, Paging, Sorting, Filtering, Validation, Ajax data, Files data, RESTful, flexible CRUD, Integration with charts, Form module, Theming, Touch Support, and others. FancyGrid is integrated(data binding) with chart libraries, HighCharts, and sparklines.
    Downloads: 0 This Week
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  • 7
    gentelella

    gentelella

    Free Bootstrap 4 Admin dashboard template

    ...This template uses the default Bootstrap 4 styles along with a variety of powerful jQuery plugins and tools to create a powerful framework for creating admin panels or back-end dashboards. The theme uses several libraries for charts, calendar, form validation, wizard-style interface, off-canvas navigation menu, text forms, date range, upload area, form autocomplete, range slider, progress bars, notifications, and much more. We would love to see how you use this awesome admin template. You can notify us about your site, app or service by tweeting to @colorlib. Once the list grows long enough we will write a post similar to this to showcase the best examples. ...
    Downloads: 10 This Week
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  • 8
    bootstrap_form

    bootstrap_form

    Repository of the bootstrap_form gem

    Official repository of the bootstrap_form gem, a Rails form builder that makes it super easy to create beautiful-looking forms using Bootstrap 5. bootstrap_form is a Rails form builder that makes it super easy to integrate Bootstrap v5-style forms into your Rails application. It provides form helpers that augment the Rails form helpers. bootstrap_forms's form helpers generate the form field and its label and all the Bootstrap mark-up required for proper Bootstrap display. bootstrap_form. ...
    Downloads: 0 This Week
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  • 9
    Formik

    Formik

    Build forms in React

    Formik is the world's most popular open-source form library for React and React Native. Formik takes care of the repetitive and annoying stuff, keeping track of values/errors/visited fields, orchestrating validation, and handling submission, so you don't have to. This means you spend less time wiring up state and change handlers and more time focusing on your business logic. No fancy subscriptions or observables under the hood, just plain React state and props.
    Downloads: 0 This Week
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  • 10
    SurveyJS

    SurveyJS

    JavaScript Survey and Form Library

    SurveyJS Form Library is distributed as npm packages and as scripts and style sheets that you can reference on your page. You can use it in any React, Angular, Vue, Knockout, or jQuery application. React, Angular, Knockout, and Vue3 are supported natively. To communicate with the server, the libraries use JSON objects that represent form schemas (content and layout of a form) and form results (answers). You have the option to build dynamic JSON-driven forms using our free full-featured...
    Downloads: 9 This Week
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  • 11
    Symfony Validator

    Symfony Validator

    Provides tools to validate values

    Symfony Validator is a PHP component designed to validate data structures using a flexible and extensible validation framework. It supports a wide range of built-in validation constraints and allows developers to create custom validation rules. The Validator component is commonly used for form validation, data integrity checks, and input sanitation, integrating seamlessly with Symfony applications.
    Downloads: 0 This Week
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  • 12
    Livewire

    Livewire

    A full-stack framework for Laravel

    Livewire is a full-stack framework for Laravel that makes it easy to build dynamic interfaces using Blade and PHP without writing JavaScript. It provides reactive components and server-driven rendering, allowing developers to create interactive UIs while keeping logic in PHP. Livewire is ideal for Laravel developers looking to create modern SPAs without relying on frontend JavaScript frameworks.
    Downloads: 1 This Week
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  • 13
    Fastify

    Fastify

    Fast and low overhead web framework, for Node.js

    Fastify is a high-performance web framework for Node.js that focuses on minimal overhead and predictable extensibility. It pairs a declarative routing API with JSON Schema–driven validation and serialization, so requests are checked at the edge and responses are produced quickly. The framework’s plugin system uses encapsulation to isolate routes, decorators, and hooks, which keeps large codebases modular and avoids accidental cross-pollution. Built-in hooks (such as onRequest, preHandler,...
    Downloads: 0 This Week
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  • 14
    WTForms

    WTForms

    A flexible forms validation and rendering library for Python

    WTForms is a flexible forms validation and rendering library for Python web development. It can work with whatever web framework and template engine you choose. It supports data validation, CSRF protection, internationalization (I18N), and more. There are various community libraries that provide closer integration with popular frameworks. WTForms is designed to work with any web framework and template engine. There are a number of community-provided libraries that make integrating with...
    Downloads: 0 This Week
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  • 15
    Cloudflare Worker JWT

    Cloudflare Worker JWT

    Lightweight JWT implementation with no dependencies for Cloudflare

    cloudflare-worker-jwt is a JavaScript library for handling JSON Web Tokens (JWTs) inside Cloudflare Workers. It enables authentication, token validation, and signature verification for serverless applications.
    Downloads: 1 This Week
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  • 16
    Mongoose

    Mongoose

    Elegant mongodb object modeling for node.js

    Mongoose is a MongoDB object modeling tool that was built to answer the need for better ways to model your application data. It's designed to work in an asynchronous environment, providing a simple, straightforward approach to object modeling that skips out on the tedious tasks of writing MongoDB validation, casting and business logic boilerplate. Mongoose offers an uncomplicated schema-based solution, and comes with nifty features like type casting, validation, query building, and business...
    Downloads: 4 This Week
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  • 17
    Vanilla Web Projects

    Vanilla Web Projects

    Mini projects built with HTML5, CSS & JavaScript

    vanillawebprojects is a collection of small, hands-on web apps built with only HTML, CSS, and plain JavaScript to teach core front-end skills without frameworks. Each project targets a concrete concept—DOM manipulation, events, localStorage, fetch, form validation, audio/video APIs, and more—so learners see ideas applied in working code. The codebases are intentionally compact and readable, making them easy to clone, tweak, and extend.
    Downloads: 0 This Week
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  • 18
    Zod

    Zod

    TypeScript-first schema validation with static type inference

    TypeScript-first schema validation with static type inference. Zod is a TypeScript-first schema declaration and validation library. I'm using the term "schema" to broadly refer to any data type, from a simple string to a complex nested object. Zod is designed to be as developer-friendly as possible. The goal is to eliminate duplicative type declarations. With Zod, you declare a validator once and Zod will automatically infer the static TypeScript type. It's easy to compose simpler types into...
    Downloads: 7 This Week
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  • 19
    Formly

    Formly

    JSON powered dynamic forms for Angular

    Formly is a dynamic (JSON-powered) form library for Angular that brings unmatched maintainability to your application's forms. Easy to extend with custom field type, validation, wrapper and extension. Every developer that’s using Angular to build cool web applications knows forms are among the most common things to build. We are building by hand with all the tools Angular gives us.
    Downloads: 1 This Week
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  • 20
    Mercurius

    Mercurius

    Implement GraphQL servers and gateways with Fastify

    Mercurius is a GraphQL adapter for Fastify. Caching of query parsing and validation. Automatic loader integration to avoid 1 + N queries. Just-In-Time compiler via graphql-jit. Federation support via @mercuriusjs/federation, including Subscriptions. Gateway implementation via @mercuriusjs/gateway, including Subscriptions. Batched query support. Customisable persisted queries.
    Downloads: 0 This Week
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  • 21
    Svelte

    Svelte

    Cybernetically enhanced web apps

    ...Built-in scoped styling, state management, motion primitives, form bindings and more — don't waste time trawling npm for the bare essentials. It's all here.
    Downloads: 3 This Week
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  • 22
    jQuery UI

    jQuery UI

    The jQuery user interface library

    jQuery UI is a curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. Whether you're building highly interactive web applications or you just need to add a date picker to a form control, jQuery UI is the perfect choice.
    Downloads: 1 This Week
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  • 23
    graphql-php

    graphql-php

    A PHP port of GraphQL reference implementation

    This is a PHP implementation of the GraphQL specification based on the reference implementation in JavaScript. GraphQL is a modern way to build HTTP APIs consumed by the web and mobile clients. It is intended to be an alternative to REST and SOAP APIs (even for existing applications). GraphQL itself is a specification designed by Facebook engineers. Various implementations of this specification were written in different languages and environments. A great overview of GraphQL features and...
    Downloads: 3 This Week
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  • 24
    react-admin

    react-admin

    Framework for building B2B applications running in the browser

    ...Build API-based B2B applications using modern React and Material Design. Your first admin only needs 13 lines of code. Adapts to any backend (REST, GraphQL, SOAP, etc.). Powered by material-ui, redux, react-final-form, react-router and a few more. Super-fast UI thanks to optimistic rendering (renders before the server returns). Undo updates and deletes for a few seconds. Relationships (many to one, one to many). Data Validation. Internationalization (i18n). Themeable, Highly customizable interface. Supports any authentication provider (REST API, OAuth, Basic Auth, ...). ...
    Downloads: 5 This Week
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  • 25
    Livewire Best Practices

    Livewire Best Practices

    Laravel Livewire Best Practices

    This repository is a curated list of general recommendations on how to use Laravel Livewire framework to meet enterprise concerns regarding the security, performance, and maintenance of Livewire components. Avoid passing objects to the component's public properties if possible. Use primitive types: strings, integers, arrays, etc. That's because Livewire serializes/deserializes your component's payload with each request to the server to share the state between the frontend & backend. If you...
    Downloads: 1 This Week
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