Showing 303 open source projects for "javascript form validation"

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  • 1
    Page Agent

    Page Agent

    JavaScript in-page GUI agent. Control web interfaces

    Page Agent is an open-source in-page AI agent framework that allows developers to control and interact with web interfaces using natural language directly within the browser. Unlike traditional browser automation tools, it operates entirely through in-page JavaScript, eliminating the need for browser extensions, headless browsers, or external automation environments. The system enables users to manipulate the DOM through text-based commands, allowing complex workflows such as form filling, navigation, and UI interaction to be executed through simple natural language instructions. Page Agent is designed to integrate seamlessly into existing web applications, making it possible to embed AI copilots into SaaS platforms without major backend changes. ...
    Downloads: 9 This Week
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  • 2
    Orchid

    Orchid

    Rapid application development of back-office applications

    Orchid is a free Laravel package that abstracts standard business logic and allows code-driven rapid application development of back-office applications, admin/user panels, and dashboards. Focus on PHP development and don't lose time with HTML, CSS, or JavaScript. Build application logic, not admin panels. Try our quick start guide and kick-start your application's development. Prevent reinventing the wheel or forms. Orchid already supports many form elements "out of the box" and allows you to build all kinds of forms quickly. Enjoy an SPA like performance! Transitions can be made without reloading a page and require no additional code. ...
    Downloads: 5 This Week
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  • 3
    Browsersync

    Browsersync

    Keep multiple browsers & devices in sync when building websites

    With each web page, device and browser, testing time grows exponentially. From live reloads to URL pushing, form replication to click mirroring, Browsersync cuts out repetitive manual tasks. It’s like an extra pair of hands. Customise an array of sync settings from the UI or command line to create a personalised test environment. Need more control? Browsersync is easily integrated with your web platform, build tools, and other Node.js projects. Built on Node.JS_ENTRY to support Windows,...
    Downloads: 2 This Week
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  • 4
    Transcrypt

    Transcrypt

    Python 3.7 to JavaScript compiler

    ...Transcrypt started out as a personal repo, owned by Jacques de Hooge. As the project caught on and the number of people contributing issues, ideas and code grew, the repo was transferred to the QQuick organization, to be able to form a developer team on GitHub. There's a simple parallel between the Python and the JavaScript code. In combination with the use of source maps, this enables efficient debugging. Also, code can be tested from the command prompt using stubs. Lightning-fast JavaScript 6 code: call caching, for-loop optimization, in-line JavaScript etc. ...
    Downloads: 0 This Week
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  • 5
    Ember CP Validations

    Ember CP Validations

    Ember computed property based validations

    Ember computed property-based validations. An EmberJS validation framework that is completely and utterly computed property based. No observers were used nor harmed while developing and testing this addon. Lazily computed validations. Ruby on rails inspired validators. Support for Ember Data Models, Objects, Components, Services, etc. Support for nested models and objects. Synchronous and asynchronous support. Easily integrated with Ember Data's DS.Errors. No observers. Seriously... there...
    Downloads: 0 This Week
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  • 6
    WebP Codec

    WebP Codec

    Library to encode and decode images in WebP format

    libwebp is the reference codec library for Google’s WebP image format, providing both encoding and decoding along with command-line tools. It supplies cwebp to compress images into WebP and dwebp to decompress them back, making it easy to test quality/size trade-offs across presets and tuning parameters. The GitHub repository is a mirror; the canonical source of truth lives on Chromium’s git, and developer docs are hosted on WebP’s portal. The project underpins WebP support across browsers,...
    Downloads: 34 This Week
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  • 7
    a11y.css

    a11y.css

    This CSS file intends to warn developers about possible risks

    This CSS file intends to warn developers about possible risks and mistakes that exist in HTML code. It can also be used to roughly evaluate a site's quality by simply including it as an external stylesheet. When activating the stylesheet, a tip should appear beside each incriminated elements, displaying what’s going on. This file is not a replacement to a complete tool such as aXe, Tanaguru or Tenon. It only intends to show possible weaknesses. You should obviously do some manual check by...
    Downloads: 3 This Week
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  • 8
    Puppeteer

    Puppeteer

    Headless Chrome Node.js API

    Puppeteer is a headless Node library that provides a high level API for controlling Chromium or Chrome over the DevTools protocol. It requires zero setup and comes bundled with the Chromium version most suited to it. Puppeteer is headless by default, making it fast to run. However, it can also be set to run full or non-headless Chrome or Chromium, simply set the headless option when launching a browser. Many of the things you can do manually in the browser, you can also do with Puppeteer...
    Downloads: 8 This Week
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  • 9
    electron-store

    electron-store

    Simple data persistence for your Electron app or module

    Simple data persistence for your Electron app or module. Save and load user preferences, app state, cache, etc. Electron doesn't have a built-in way to persist user preferences and other data. This module handles that for you, so you can focus on building your app. You can use this module directly in both the main and renderer process. For use in the renderer process only, you need to call Store.initRenderer() in the main process, or create a new Store instance (new Store()) in the main...
    Downloads: 5 This Week
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  • 10
    Primer CSS

    Primer CSS

    The CSS design system that powers GitHub

    Our goal is to create a system that enables us to build consistent user experiences with ease, yet with enough flexibility to support the broad spectrum of GitHub websites. This goal is embedded in our design and code decisions. Our approach to CSS is influenced by Object-Oriented CSS principles, functional CSS, and BEM architecture. Styles can be mixed and matched to achieve many different layouts, independent of their location. These styles fall into three categories. Single-purpose,...
    Downloads: 4 This Week
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  • 11
    Mojolicious (Mojo)

    Mojolicious (Mojo)

    Perl real-time web framework

    Mojolicious is a modern, real-time web framework for Perl that ships batteries-included for building both APIs and dynamic web apps. It features a fast non-blocking I/O loop, a built-in HTTP/1.1 and WebSocket server, and first-class support for JSON, templates, and routing. Developers can start small with Mojolicious::Lite, a concise DSL for single-file apps, then grow into a full MVC structure with controllers, plugins, and reusable components. The framework emphasizes developer ergonomics:...
    Downloads: 1 This Week
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  • 12
    hmpl

    hmpl

    Server-oriented customizable templating for JavaScript

    ...It is based on customizable requests sent to the server via fetch and processed into ready-made HTML. The language is syntactically object-based and integrated with JSON5. Reduce the size of your javascript files and display the same UI as if it was written in a modern framework. Using HMPL, you can multiply reduce the size of the application bundle. Full customization of the request based on the modern fetch standard, as well as support for all the functionality necessary for modern work in applications (request indicator, sending by event, automatic generation of body for the form, caching) and the syntax of the object in the markup, which requires a minimum number of characters, will help to build interaction with the server and client as efficiently as possible.
    Downloads: 3 This Week
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  • 13
    eslint-plugin-jsdoc

    eslint-plugin-jsdoc

    JSDoc specific linting rules for ESLint

    JSDoc specific linting rules for ESLint. Install ESLint either locally or globally. Rules may, as per the ESLint user guide, have their own individual options. In eslint-plugin-jsdoc, a few options, such as, exemptedBy and contexts, may be used across different rules. eslint-plugin-jsdoc options, if present, are generally in the form of an object supplied as the second argument in an array after the error level (any exceptions to this format are explained within that rule's docs). One can...
    Downloads: 5 This Week
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  • 14
    Bulma

    Bulma

    Modern CSS framework based on Flexbox

    Bulma is a free and open source, modern CSS framework based on Flexbox. It is a collection of CSS classes, with the end result being a single .css file. Because of this, you can write the HTML code you want and it would have no impact on the styling of your page. It has no JavaScript included, and can be considered “environment agnostic”, as it offers just a style layer over the logic. Bulma is 100% responsive, built to be mobile-first and modular, with 39 .sass files which you can...
    Downloads: 5 This Week
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  • 15
    Synthetix

    Synthetix

    Synthetix Solidity smart contracts

    Synthetix is a new financial primitive enabling the creation of synthetic assets, offering unique derivatives and exposure to real-world assets on the blockchain. Leveraging the Synthetix debt pool and our innovative liquidity framework, our traders are guaranteed to have some of the best price execution around, with little to no slippage and fills you can’t get elsewhere. Capture the price movements of popular cryptocurrencies, fiat currencies, stocks, commodities and more with zero...
    Downloads: 0 This Week
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  • 16
    OpenAI Agents JS

    OpenAI Agents JS

    A lightweight, powerful framework for multi-agent workflows

    openai-agents-js is the JavaScript/TypeScript version of the OpenAI Agents SDK, designed to give developers a lightweight but powerful framework for building agentic workflows, voice agents, and tool-augmented LLM systems in JS/TS environments. The SDK is provider-agnostic, meaning while it’s deeply compatible with OpenAI’s APIs, you can also adapt it to use other backends or extension layers. At its core, it introduces primitives like Agents, Tools, Guardrails, and Handoffs, letting you...
    Downloads: 8 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
    Django Material

    Django Material

    Material Design for Django

    Material Design for Django. Django web framework solves only technical problems related to the client-server interaction on top of the stateless HTTP protocol. Model-View-Template separation pattern helps to maintain simple CRUD based logic. Viewflow is the library that offers an additional layer of django web framework, allows explicitly specify people's workflow and extracts collaboration logic from django views. Strong python/html code separation. Easy redefinition of particular fields...
    Downloads: 0 This Week
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  • 19
    DotVVM

    DotVVM

    Open source MVVM framework for Web Apps

    DotVVM is an open-source framework for ASP.NET. It lets you create web apps using the MVVM pattern, with just C# and HTML. DotVVM can be used to build new ASP.NET Core web apps, or to modernize legacy ASP.NET apps and migrate them to .NET 5. Save your time with GridView, FileUpload and other components shipped with the framework. Don't spend the time building an API. Just load data from the database and use data-binding to display them. DotVVM needs less than 100 kB of JavaScript code. It's...
    Downloads: 1 This Week
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  • 20
    Surface

    Surface

    A server-side rendering component library for Phoenix

    Surface is a component-based UI library for Phoenix LiveView that brings a declarative, template-driven approach to building interactive interfaces. Inspired by frameworks like React, it introduces components with typed properties, slots, and macros to simplify complex UIs. Developers can create reusable, encapsulated components that integrate seamlessly with LiveView’s server-rendered real-time model. Surface emphasizes readability, making templates feel closer to HTML while retaining...
    Downloads: 0 This Week
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  • 21
    SWIG

    SWIG

    A code generator for connecting C/C++ with other programming languages

    ...SWIG is typically used to parse C/C++ interfaces and generate the 'glue code' required for the above target languages to call into the C/C++ code. SWIG can also export its parse tree in the form of XML.
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    Downloads: 39,249 This Week
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  • 22

    Struts Commons

    Interceptors and template classes for Struts 2 based applications

    Various template classes, interceptors and libraries used with Struts 6.7, including client written form field annotations, pagination, redirect after post, session per browser tab. See Javadoc.
    Downloads: 0 This Week
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  • 23

    commonlib-java

    common java utility library

    useful library for repetitive java stuff
    Downloads: 0 This Week
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  • 24
    Tiki Wiki CMS Groupware

    Tiki Wiki CMS Groupware

    The Free / Libre / Open Source Web App with the most built-in features

    "Software made the wiki way" A full-featured, web-based, tightly integrated, all-in-one Wiki+CMS+Groupware, Free Source Software (GNU/LGPL), using PHP, MySQL, Zend Framework, jQuery and Smarty. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge base, intranets, and extranets. Tiki is the Open Source Web Application with the most built-in features. Highly configurable and modular, all features are optional and administered via a web-based interface....
    Downloads: 128 This Week
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  • 25
    nuBuilder Forte

    nuBuilder Forte

    nuBuilder Forte is a cloud database builder.

    ...nuBuilder uses either MySQL or MariaDB databases and gives its users the ability to do database operations like... • Search, Create, Insert, Read, Update, Delete ✪ With low-code tools that create ... - Forms with the Form Builder - Fast Reports - Database queries with the SQL Builder - Customised date and number formats with the Format Builder - Calculated fields with the Formula Builder - Email Templates - Move and resize objects. - Further customisation that can be done with JavaScript and PHP. ✪ nuBuilder stores all forms, reports, company data and PHP/JavaScript code in MySQL. ...
    Downloads: 20 This Week
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