Showing 679 open source projects for "api web programming"

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  • 1
    Cloud CLI

    Cloud CLI

    Use Claude Code, Cursor CLI or Codex on mobile and web with CloudCLI

    ...Built with a mobile-friendly design, it allows developers to monitor and interact with AI coding agents on the go. Overall, ClaudeCodeUI focuses on productivity, remote control, and improved developer ergonomics for AI-assisted programming.
    Downloads: 6 This Week
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  • 2
    web3.js

    web3.js

    Ethereum JavaScript API

    ...web3.js is directly usable on web technology and is also commonly used on the server side in Node.js applications and in Electron-based desktop applications.
    Downloads: 15 This Week
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  • 3
    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.
    Downloads: 4 This Week
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  • 4
    Playwright for .NET

    Playwright for .NET

    .NET version of the Playwright testing and automation library

    Playwright for .NET is the official language port of Playwright, the library to automate Chromium, Firefox and WebKit with a single API. Playwright is built to enable cross-browser web automation that is ever-green, capable, reliable and fast. Cross-browser. Playwright supports all modern rendering engines including Chromium, WebKit, and Firefox. Cross-platform. Test on Windows, Linux, and macOS, locally or on CI, headless or headed. Cross-language. Use the Playwright API in TypeScript, JavaScript, Python, .NET, Java. ...
    Downloads: 9 This Week
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  • 5
    jQuery

    jQuery

    jQuery JavaScript library

    jQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers. With a combination of versatility and extensibility, jQuery has changed the way that millions of people write JavaScript. jQuery also supports Node, browser extensions, and other non-browser environments. To build jQuery, you need to have the latest...
    Downloads: 32 This Week
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  • 6
    MailDev

    MailDev

    Web Interface for viewing and testing emails during development

    MailDev is an SMTP server with a web interface designed for viewing and testing emails during development. It allows developers to inspect and debug emails sent from their applications without delivering them to real inboxes.
    Downloads: 2 This Week
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  • 7
    Parcel

    Parcel

    The zero configuration build tool for the web

    Parcel combines a great out-of-the-box development experience with a scalable architecture that can take your project from just getting started to a massive production application. Parcel starts with a great development experience, from starting a new project to iterating and debugging, and shipping to production. No more fiddling with configuration, or spending hours to keep up with best practices – it just works! Parcel supports many languages and file types out of the box, from web...
    Downloads: 10 This Week
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  • 8
    Venom

    Venom

    Venom is the most complete javascript library for Whatsapp

    Venom is a high-performance system developed with JavaScript to create a bot for WhatsApp, support for creating any interaction, such as customer service, media sending, sentence recognition based on artificial intelligence and all types of design architecture for WhatsApp. It's a high-performance alternative API to whatzapp, you can send, text messages, files, images, videos and more. Remember, the API was developed on a platform called RESTful Web services, providing interoperability between computer systems on the Internet. It uses a set of well-defined operations that apply to all information resources, HTTP itself defines a small set of operations, the most important being post, get, put and delete. ...
    Downloads: 5 This Week
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  • 9
    Watlings

    Watlings

    Learn WebAssembly by writing small programs

    Watlings is an educational platform designed to teach WebAssembly concepts through interactive, browser-based exercises that guide users step by step in learning the WebAssembly text format (WAT). Inspired by projects like Rustlings, it provides a collection of small, focused challenges that help users understand how WebAssembly works at a low level, including instructions, memory management, and control flow. Each exercise presents partially completed code that the user must fix or...
    Downloads: 0 This Week
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  • 10
    Strapi

    Strapi

    API creation made simple, secure and fast

    Strapi is the most advanced open-source headless CMS for creating powerful and customizable APIs with no effort. Built with 100% JavaScript, Strapi lets you easily create self-hosted, customizable, and performant content APIs. Strapi projects can be hosted on any platform of your choice, and you can work with any database you prefer. All your favorite dev tools-- from static site generators and databases to hosting platforms work with Strapi, so you're never locked in. Strapi is designed...
    Downloads: 11 This Week
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  • 11
    SQLite compiled to JavaScript

    SQLite compiled to JavaScript

    A javascript library to run SQLite on the web

    sql.js is a javascript SQL database. It allows you to create a relational database and query it entirely in the browser. You can try it in this online demo. It uses a virtual database file stored in memory, and thus doesn't persist the changes made to the database. However, it allows you to import any existing sqlite file, and to export the created database as a JavaScript typed array. sql.js uses emscripten to compile SQLite to webassembly (or to javascript code for compatibility with older...
    Downloads: 14 This Week
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  • 12
    Piston

    Piston

    A high performance general purpose code execution engine

    A high-performance API service for running arbitrary code in various programming languages, designed for online compilers and execution environments.
    Downloads: 2 This Week
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  • 13
    ShareDB

    ShareDB

    Realtime database backend based on Operational Transformation (OT)

    ShareDB is a realtime database backend based on Operational Transformation (OT) of JSON documents. It is the realtime backend for the DerbyJS web application framework. Realtime synchronization of any JSON document. Synchronous editing API with asynchronous eventual consistency. Projections to select desired fields from documents and operations. Middleware for implementing access control and custom extensions. Ideal for use in browsers or on the server. In-memory implementations of database and pub/sub for unit testing. ...
    Downloads: 4 This Week
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  • 14
    CodeceptJS

    CodeceptJS

    Supercharged End 2 End Testing Framework for NodeJS

    CodeceptJS is a modern end-to-end testing framework for Node.js applications, enabling developers to write tests in a behavior-driven development (BDD) style with an emphasis on simplicity and readability.
    Downloads: 2 This Week
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  • 15
    Preact

    Preact

    Fast 3kB React alternative with the same modern API

    Preact is a lightweight alternative to React that implements the same core component and hooks model in a tiny footprint. It provides a virtual DOM, diffing, and a familiar Component/JSX API, enabling developers to reuse much of their React knowledge. With preact/compat, many React libraries can be used directly, making migration or code sharing practical in performance-sensitive apps. Its focus on size and speed makes it attractive for embedded widgets, mobile web, and scenarios where initial load must be extremely fast. ...
    Downloads: 2 This Week
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  • 16
    GrapesJS

    GrapesJS

    Free and Open source Web Builder Framework

    GrapesJS is an open-source, multi-purpose, Web Builder Framework that combines different tools and features with the goal to help you (or users of your application) to build HTML templates without any knowledge of coding. It's a perfect solution to replace the common WYSIWYG editors, which are good for content editing but inappropriate for creating HTML structures. You can see it in action with the official demos, but using its API you're able to build your own editors. ...
    Downloads: 17 This Week
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  • 17
    serverless-express

    serverless-express

    Run Express and other Node.js frameworks on AWS Serverless

    Serverless Express is a framework for deploying Express.js applications on AWS Lambda and other serverless environments, enabling efficient, scalable web applications without managing infrastructure.
    Downloads: 8 This Week
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  • 18
    two.js

    two.js

    A renderer agnostic two-dimensional drawing api for the web

    Two.js is a two-dimensional drawing api geared towards modern web browsers. It is renderer agnostic enabling the same api to draw in multiple contexts: svg, canvas, and webgl. Two.js is deeply inspired by flat motion graphics. As a result, two.js aims to make the creation and animation of flat shapes easier and more concise. At its core two.js relies on a scenegraph. This means that when you draw or create an object (a Two.Path or Two.Group), two actually stores and remembers that. ...
    Downloads: 0 This Week
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  • 19
    gulp

    gulp

    A toolkit to automate & enhance your workflow

    gulp is a streaming build system that automates slow, repetitive and time-consuming tasks in your development workflow. It is simple and easy to use with only a minimal API surface, but powerful enough to compose efficient build pipelines. gulp is flexible and composable, and is also platform-agnostic, which means you can use it with PHP, .NET, Java and many other platforms. It’s got a strong ecosystem of npm modules and over 3000 curated, community-built plugins, so you can achieve...
    Downloads: 5 This Week
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  • 20
    h265web.js

    h265web.js

    A HEVC/H.265 Web Player

    h265web.js is a WebAssembly-powered video decoding library designed to enable playback and processing of H.265/HEVC video streams directly in web browsers without relying on native browser codec support. It provides a low-level decoding API that allows developers to build custom video players capable of handling raw H.265 streams, which are typically not widely supported natively in browsers. The project includes components for parsing H.265 bitstreams into NAL units and decoding them into raw YUV frames that can then be rendered onto a canvas or processed further. ...
    Downloads: 11 This Week
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  • 21
    JsStore

    JsStore

    A complete IndexedDB wrapper with SQL like syntax

    Execute Database operation in browsers with JsStore. JsStore is an indexedDB wrapper. It makes IndexedDB super easy with its SQL-like APIs. Harness the power of JsStore to streamline database operations in your web applications. With its SQL-like API, JsStore simplifies IndexedDB interactions, enabling developers to easily query, filter, and manipulate data with familiar syntax and efficiency.
    Downloads: 2 This Week
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  • 22
    Stylus for Chrome

    Stylus for Chrome

    Stylus - Userstyles Manager

    ...We recognize that the ability to transfer your database from Stylish is important, so this is the one and only feature we've implemented from the new version. Two different optional code validators with user-configurable rules: CSSLint and Stylelint. Both validators use Web Worker API to run in a separate background thread inside the editor tab without blocking your interaction with the code.
    Downloads: 25 This Week
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  • 23
    phantomas

    phantomas

    Headless Chromium-based web performance metrics collector

    ...Use grunt to automate daily dev tasks, including your's application web performance.
    Downloads: 2 This Week
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  • 24
    JanusWeb

    JanusWeb

    An in-browser implementation of JanusVR

    JanusXR re-imagines webpages as collaborative 3D web spaces interconnected by portals. JanusXR turns any webpage into its own three-dimensional space where users can meet and explore with others. Host content on the open web and customize Janus' open-source multiplayer server to fit your needs. VESTA is JanusXR's user-driven community. Post your own spaces and get feedback from other community members!
    Downloads: 3 This Week
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  • 25
    Butterchurn

    Butterchurn

    Butterchurn is a WebGL implementation of the Milkdrop Visualizer

    Butterchurn is a WebGL-based music visualization engine that recreates the classic MilkDrop visualizer experience entirely in the browser using modern web technologies. It is designed to render complex, real-time audio-reactive graphics that respond dynamically to music input, producing highly immersive and fluid visual effects. The engine uses GPU acceleration through WebGL to achieve high performance, allowing it to handle intricate shader-based visualizations without overwhelming system...
    Downloads: 4 This Week
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