Showing 13101 open source projects for "javascript"

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  • 1
    Etherpad

    Etherpad

    A real-time collaborative document editor for the web

    Etherpad is a highly customizable online document editor that allows for collaborative editing in real-time by up to thousands of real-time users. With Etherpad, you don’t have to send documents back and forth-- simply set it up, share the link and collaborate with co-workers, fellow students, or friends on just about any written document! Etherpad provides all-access to data through a well-documented API and provides support for data export/import capabilities. It’s got an awesome set of...
    Downloads: 9 This Week
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  • 2
    AMP

    AMP

    Web component framework for building ads, emails, websites and more

    AMP is an open source web component framework that allows you to easily create user-first websites, ads, emails, stories and more. AMP creates fast, smooth-loading web pages that prioritize the user-experience, consistently providing a fast experience across all devices and platforms.
    Downloads: 9 This Week
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  • 3
    Rivet

    Rivet

    Visual AI IDE for building agents with prompt chains and graphs

    Rivet is an open source visual AI programming environment designed to help developers build complex AI agents using a node-based interface and prompt chaining workflows. It provides a desktop application that allows users to visually construct and debug AI logic as interconnected graphs, making it easier to manage sophisticated interactions between language models and external tools. Rivet also includes a TypeScript library that enables these visual graphs to be executed and integrated...
    Downloads: 15 This Week
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  • 4
    Superstruct

    Superstruct

    A simple and composable way to validate data in JavaScript

    This project is a lightweight validation library for JavaScript and TypeScript that helps you define data “shapes” and validate runtime values against them. Instead of relying only on compile-time typing, it focuses on the reality that many apps receive unknown input from APIs, forms, and external systems, and those values need runtime checks. Its API is intentionally familiar if you’ve used TypeScript, Flow, Go structs, or GraphQL schemas, but the output is oriented around runtime correctness. ...
    Downloads: 5 This Week
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  • 5
    JSON Server

    JSON Server

    Get a full fake REST API with zero coding

    Get a full fake REST API with zero coding in less than 30 seconds (seriously). Created with <3 for front-end developers who need a quick back-end for prototyping and mocking. If you need to add authentication, validation, or any behavior, you can use the project as a module in combination with other Express middleware. You can deploy JSON Server. For example, JSONPlaceholder is an online fake API powered by JSON Server and running on Heroku. If you make POST, PUT, PATCH or DELETE requests,...
    Downloads: 15 This Week
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  • 6
    TensorFlow

    TensorFlow

    TensorFlow is an open source library for machine learning

    Originally developed by Google for internal use, TensorFlow is an open source platform for machine learning. Available across all common operating systems (desktop, server and mobile), TensorFlow provides stable APIs for Python and C as well as APIs that are not guaranteed to be backwards compatible or are 3rd party for a variety of other languages. The platform can be easily deployed on multiple CPUs, GPUs and Google's proprietary chip, the tensor processing unit (TPU). TensorFlow...
    Downloads: 15 This Week
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  • 7
    Claude-Mem

    Claude-Mem

    Claude Code plugin that automatically captures everything Claude does

    Claude-Mem is a persistent memory compression system built specifically for Claude Code to preserve context across coding sessions. It automatically captures Claude’s tool usage, observations, and decisions, then compresses them into semantic memories that carry forward into future sessions. By enabling long-term continuity, Claude-Mem helps Claude “remember” project history, past fixes, and prior reasoning even after restarts or reconnects. Its progressive disclosure approach intelligently...
    Downloads: 18 This Week
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  • 8
    chromium-web-store

    chromium-web-store

    Allows adding extensions from chrome web store on ungoogled-chromium

    Allows adding extensions from chrome web store on ungoogled-chromium. Also adds semi-automatic extension updating. This extension brings the following functionality to ungoogled-chromium (and other forks that lack web store support). Allows installing extensions directly from chrome web store. Automatically checks for updates to your installed extensions and displays them on the badge. Pin the Chromium Web Store badge in your browser's toolbar. (Badges are hidden by default). The badge will...
    Downloads: 18 This Week
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  • 9
    SoftEther VPN

    SoftEther VPN

    Cross-platform multi-protocol VPN software

    ...The API Suite allows you to easily develop your original SoftEther VPN Server management application to control the VPN Server (e.g. creating users, adding Virtual Hubs, disconnecting a specified VPN sessions) from JavaScript, TypeScript, C# or other languages. SoftEther VPN ("SoftEther" means "Software Ethernet") is one of the world's most powerful and easy-to-use multi-protocol VPN software. It runs on Windows, Linux, Mac, FreeBSD and Solaris. SoftEther VPN is an optimum alternative to OpenVPN and Microsoft's VPN servers. SoftEther VPN has a clone-function of OpenVPN Server. ...
    Downloads: 159 This Week
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  • 10
    Netlify CMS

    Netlify CMS

    A Git-based CMS for static site generators

    Open source content management for your Git workflow. Use Netlify CMS with any static site generator for a faster and more flexible web project. Get the speed, security, and scalability of a static site, while still providing a convenient editing interface for content. Content is stored in your Git repository alongside your code for easier versioning, multi-channel publishing, and the option to handle content updates directly in Git. Netlify CMS is built as a single-page React app. Create...
    Downloads: 11 This Week
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  • 11
    Codex plugin for Claude Code

    Codex plugin for Claude Code

    Use Codex from Claude Code to review code or delegate tasks

    Codex plugin for Claude Code is an integration layer that connects OpenAI Codex-style capabilities with agent-based coding environments, enabling seamless execution of coding tasks through structured plugins. The project is designed to extend the functionality of coding agents by allowing them to delegate tasks to Codex or similar models in a controlled and modular way. It likely provides abstractions for handling code generation, editing, and analysis while maintaining consistency across...
    Downloads: 14 This Week
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  • 12
    fess

    fess

    Open source enterprise search server for websites, files, and data

    Fess is an open source enterprise search server designed to provide powerful full-text search capabilities across multiple data sources. It enables organizations to quickly deploy a scalable search environment without requiring deep knowledge of underlying search technologies. Fess is built on top of OpenSearch and offers an integrated solution for crawling, indexing, and searching documents from websites, file systems, and various data stores. Fess includes a built-in crawler that can...
    Downloads: 14 This Week
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  • 13
    Warracker

    Warracker

    Self-hostable warranty tracker to monitor expirations, store receipts

    Warracker is an open-source web application built to help individuals and teams track and manage product warranties in one central, easy-to-use interface. Instead of scattering receipts, expiration dates, and warranty details across paper files or spreadsheets, Warracker lets users organize all of that information with detailed records for each product, including purchase dates, durations, and associated documentation like images or PDFs. It includes proactive notifications for upcoming...
    Downloads: 11 This Week
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  • 14
    Fabric

    Fabric

    Fabric is an open-source framework for augmenting humans using AI

    Fabric is a command-line framework that turns a curated library of prompt “patterns” into reusable, automatable workflows for large language models. Instead of repeatedly crafting ad-hoc prompts, you pick a pattern (for research, summarization, brainstorming, code review, and more) and feed it inputs or files. The tool standardizes execution with configuration files and environment variables, enabling reproducible runs across different models and providers. Patterns can be customized with...
    Downloads: 14 This Week
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  • 15
    MCP Server and GW

    MCP Server and GW

    An MCP stdio to HTTP SSE transport gateway with example server

    mcp-server-and-gw is a Model Context Protocol (MCP) gateway that bridges standard input/output to HTTP Server-Sent Events (SSE) transport. It includes an example MCP server and client, facilitating the development and testing of MCP implementations. This tool is particularly useful for integrating MCP servers with applications like Claude Desktop that may not natively support remote server connections. ​
    Downloads: 6 This Week
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  • 16
    cross-platform-terminal-characters

    cross-platform-terminal-characters

    All the characters that work on most terminals

    cross-platform-terminal-characters is a utility library that provides consistent, cross-platform terminal characters such as checkmarks, arrows, and box-drawing symbols for use in command-line interfaces. It ensures that terminal UI components look correct and legible across operating systems like Windows, macOS, and Linux, accounting for encoding and font inconsistencies. By automatically selecting fallback characters when necessary, it simplifies the process of designing beautiful,...
    Downloads: 5 This Week
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  • 17
    CASL

    CASL

    CASL is an isomorphic authorization JavaScript library

    CASL is an isomorphic authorization JavaScript library that restricts what resources a given user is allowed to access. It's designed to be incrementally adoptable and can easily scale between a simple claim-based and fully featured subject and attribute-based authorization. It makes it easy to manage and share permissions across UI components, API services, and database queries.
    Downloads: 0 This Week
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  • 18
    Happy DOM

    Happy DOM

    Happy DOM is a JavaScript implementation of a web browser

    Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML. The goal of Happy DOM is to emulate enough of a web browser to be useful for testing, scraping web sites, and server-side rendering. Happy DOM focuses heavily on performance and can be used as an alternative to JSDOM.
    Downloads: 6 This Week
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  • 19
    cat-catch

    cat-catch

    Cat scratch chrome resource sniffing extension

    cat-catch is a resource sniffing extension that can help you filter and list resources on the current page. Maozha is open source. Anyone can download and modify it and put it on the app store. There are already many fake Maozha with the ad code added. Please pay attention to your own data security. All installation addresses are subject to github and user documentation. Chromium kernel version 93 or later is required after version 1.0.17. If it is lower than 93, please use version 1.0.16....
    Downloads: 11 This Week
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  • 20
    MetaMask Browser Extension

    MetaMask Browser Extension

    The MetaMask browser extension enables browsing Ethereum blockchain

    A crypto wallet & gateway to blockchain apps. Start exploring blockchain applications in seconds. Trusted by over 30 million users worldwide. Available as a browser extension and as a mobile app, MetaMask equips you with a key vault, secure login, token wallet, and token exchange—everything you need to manage your digital assets. MetaMask provides the simplest yet most secure way to connect to blockchain-based applications. You are always in control when interacting on the new decentralized...
    Downloads: 11 This Week
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  • 21
    Isso

    Isso

    a Disqus alternative

    ...It uses JavaScript and cross-origin resource sharing for easy integration into (static) websites. No anonymous comments (IP address, email and name recorded), hosted in the USA, third-party. Just like IntenseDebate, livefrye etc. When you embed Disqus, they can do anything with your readers.
    Downloads: 6 This Week
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  • 22
    GoJS

    GoJS

    JavaScript diagramming library for interactive flowcharts & org charts

    Build interactive flowcharts or flow diagrams. Let your users build, modify, and save diagrams with JSON model output. Visualize state charts and other behavior diagrams. Create diagrams with live updates to monitor state, or interactive diagrams for planning. GoJS allows considerable customization of links and nodes to build all kinds of diagrams. Visualize flow, or connect pipes. Create genogram and medical diagrams, or editable family trees with collapsible levels. Create classic org...
    Downloads: 6 This Week
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  • 23
    Ghost

    Ghost

    The world’s most popular open source headless Node.js CMS

    Ghost is a popular open source headless Node.js CMS for professional online publishing. Ghost allows writers, podcasters and other online content creators to quickly and easily set up their own sites, publish content on their own terms and deliver newsletters online. Ghost is a powerful platform that gives you complete control over design, content, delivery, experience and more. It’s got built-in SEO features, email newsletters, and works with hundreds of tools that can help speed up...
    Downloads: 11 This Week
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  • 24
    Phaser

    Phaser

    Open source HTML5 game framework that offers WebGL and Canvas

    Phaser is a fast, free, and fun open source HTML5 game framework that offers WebGL and Canvas rendering across desktop and mobile web browsers. Games can be compiled to iOS, Android and native apps by using 3rd party tools. You can use JavaScript or TypeScript for development. You can support the developers on their Patreon. https://www.patreon.com/photonstorm
    Downloads: 22 This Week
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  • 25
    Google Cloud Platform Node.js Samples

    Google Cloud Platform Node.js Samples

    Node.js samples for Google Cloud Platform products

    ...Each sample includes setup instructions, dependency installation steps, and execution commands, making it easy for developers to run and modify the code locally. The project also supports modern JavaScript and TypeScript workflows, reflecting current development practices in the Node.js ecosystem.
    Downloads: 1 This Week
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