Showing 950 open source projects for "web editor"

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  • 1
    Monaco Editor

    Monaco Editor

    A browser based code editor

    Monaco Editor is the rich, browser-based code editor that powers Visual Studio Code, providing advanced editing capabilities as a standalone embeddable library for web applications. Models are at the heart of Monaco editor. It's what you interact with when managing content. A model represents a file that has been opened. This could represent a file that exists on a file system, but it doesn't have to.
    Downloads: 12 This Week
    Last Update:
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  • 2
    JSON Editor

    JSON Editor

    A web-based tool to view, edit, format, and validate JSON

    JSON Editor is a web-based JSON editing and visualization tool designed for viewing, editing, formatting, validating, and transforming JSON documents in multiple interactive modes. The project provides several editing interfaces including tree view, code editor, form-based editing, and plain text modes, allowing users to work with structured data in the format most suitable for their workflow.
    Downloads: 6 This Week
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  • 3
    Editor.js

    Editor.js

    A block-style editor with clean JSON output

    ...Use it in the Web, iOS, Android, AMP, Instant Articles, speech readers, and AI chatbots, everywhere. Easy to sanitize, extend, and integrate with your logic.
    Downloads: 3 This Week
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  • 4
    Swagger Editor

    Swagger Editor

    An editor designed for Swagger

    Swagger Editor lets you edit Swagger API specifications in YAML inside your browser and to preview documentations in real time. Valid Swagger JSON descriptions can then be generated and used with the full Swagger tooling (code generation, documentation, etc). swagger-editor is a traditional npm module intended for use in single-page applications that are capable of resolving dependencies (via Webpack, Browserify, etc). swagger-editor-dist is a dependency-free module that includes everything you need to serve Swagger Editor in a server-side project, or a web project that can't resolve npm module dependencies. ...
    Downloads: 19 This Week
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  • 5
    Ace Editor

    Ace Editor

    Ace (Ajax.org Cloud9 Editor)

    Ace is an embeddable code editor written in JavaScript. It matches the features and performance of native editors such as Sublime, Vim and TextMate. It can be easily embedded in any web page and JavaScript application. Ace is maintained as the primary editor for Cloud9 IDE and is the successor of the Mozilla Skywriter (Bespin) project.
    Downloads: 5 This Week
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  • 6
    OnlyOffice Web

    OnlyOffice Web

    Perform common file preview and editing via the web

    OnlyOffice Web is a browser-based document editing platform built on top of OnlyOffice that allows users to view and edit files entirely on the client side without requiring a backend server. It is designed with a privacy-first approach, ensuring that all document processing occurs locally in the browser, which prevents sensitive data from being uploaded or stored externally. The application supports a wide range of file formats, including DOCX, XLSX, PPTX, and CSV, making it versatile for...
    Downloads: 2 This Week
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  • 7
    Phoenix Code Editor

    Phoenix Code Editor

    Phoenix is a modern open-source Code Editor for the web

    Phoenix is a modern open-source and free software code editor for the web, built for the browser.
    Downloads: 3 This Week
    Last Update:
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  • 8
    Compose Rich Editor

    Compose Rich Editor

    A Rich text editor library for both Jetpack Compose

    A rich text editor library for both Jetpack Compose and Compose Multiplatform, fully customizable and supports the common rich text editor features.
    Downloads: 0 This Week
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  • 9
    web-eval-agent MCP Server

    web-eval-agent MCP Server

    An MCP server that autonomously evaluates web applications

    web-eval-agent is a Model Context Protocol (MCP) server that spins up a browser-use–capable debugging agent to autonomously run and evaluate web apps straight from your editor. It’s positioned as a “let the coding agent debug itself” companion: the agent launches the app, navigates flows, captures evidence, and iterates on failures without manual copy-pasting of logs.
    Downloads: 0 This Week
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  • 10
    Visual Studio Code

    Visual Studio Code

    Modern IDE and code editor from Microsoft for Mac, Windows, and Linux

    Visual Studio Code combines the simplicity of a code editor with what developers need for their core edit-build-debug cycle. It provides comprehensive code editing, navigation, and understanding support along with lightweight debugging, a rich extensibility model, and lightweight integration with existing tools. Visual Studio Code is a distribution of the Code - OSS repository with Microsoft-specific customizations released under a traditional Microsoft product license. Visual Studio Code is...
    Downloads: 78 This Week
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  • 11
    Tiptap

    Tiptap

    The headless editor framework for web artisans

    The headless editor framework for web artisans. Tiptap gives you full control about every single aspect of your text editor experience. It’s customizable, comes with a ton of extensions, is open source and has extensive documentation. Join our welcoming community and start building cool things! It’s headless and comes without any CSS. You are in full control over markup, styling and behavior.
    Downloads: 12 This Week
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  • 12
    Defold

    Defold

    Free game engine for development of desktop, mobile, and web games

    Defold is an open-source, cross-platform game engine originally developed for 2D games but also capable of 3D — intended to give developers a turnkey solution for building games for desktop, mobile, web, and even consoles. It ships as a full editor/IDE, combining scene editing, asset management, scripting, and build/export pipelines, so developers don’t need to assemble disparate tools themselves. Game logic is written in Lua (with optional native extensions in C/C++ when needed), and the engine uses a component-based system and a message-passing paradigm to manage object interactions — a design that promotes loosely-coupled, reactive game code rather than traditional heavy OOP. ...
    Downloads: 2 This Week
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  • 13
    Blockly

    Blockly

    The web-based visual programming editor

    The Blockly library adds an editor to your app that represents coding concepts as interlocking blocks. It outputs syntactically correct code in the programming language of your choice. Custom blocks may be created to connect to your own application. Blockly in a browser allows web pages to include a visual code editor for any of Blockly's five supported programming languages, or your own.
    Downloads: 28 This Week
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  • 14
    draw.io

    draw.io

    JavaScript client-side editor for general diagramming & whiteboarding

    draw.io is a JavaScript, client-side editor for general diagramming and whiteboarding. draw.io, this project, is a configurable diagramming/whiteboarding visualization application. draw.io is jointly owned and developed by JGraph Ltd and draw.io AG. draw.io is a diagramming or whiteboarding application, depending on which theme is selected. It is not an SVG editing app, the SVG export is designed only for embedding in web pages, not for further editing in other tools. ...
    Downloads: 12 This Week
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  • 15
    Quill

    Quill

    Your powerful rich text editor

    Quill is a powerful, free and open source WYSIWYG editor made for the modern web. Equipped with modern architecture and an expressive API, it’s highly compatible, extensible and customizable to fit any need. With granular access to editor content, changes and events, and consistent solid performance with JSON as both input and output, developers will find working with Quill a wonderful experience.
    Downloads: 6 This Week
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  • 16
    DbGate

    DbGate

    Database manager for MySQL, PostgreSQL, SQL Server, MongoDB

    ...Redis tree view, generate script from keys, run Redis script. Runs as an application for Windows, Linux and Mac. Or in Docker container on the server and in a web browser on the client. Import, export from/to CSV, Excel, JSON, XML. Free table editor - quick table data editing (cleanup data after import/before export, prototype tables, etc.) Archives - back up your data in JSON files on local filesystem (or on DbGate server, when using web application) Charts, export chart to HTML page.
    Downloads: 24 This Week
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  • 17
    OpenKnowledge

    OpenKnowledge

    Beautiful, AI-native markdown editor and LLM Wiki

    OpenKnowledge is an AI-native Markdown editor and LLM wiki for knowledge bases, specs, notes, and agent-friendly documentation. It is designed to make Markdown editing feel closer to a visual document editor while still preserving file-based workflows. The app supports a macOS desktop experience as well as a local web and CLI workflow for other platforms. It includes file navigation, search, tabs, wiki graph viewing, rich components, embeddable HTML, and terminal-oriented access. ...
    Downloads: 3 This Week
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  • 18
    CodeMirror 5

    CodeMirror 5

    In-browser code editor (version 5, legacy)

    ...CodeMirror 5 is a JavaScript library that provides an embeddable code editor for web applications, featuring customizable syntax highlighting and multiple language support.
    Downloads: 4 This Week
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  • 19
    GhostText

    GhostText

    Use your text editor to write in your browser

    Whenever you’re writing more than a little snippet of code anywhere on the web, activate GhostText to open your preferred text editor and enjoy your own development environment. GhostText is a browser extension that connects to your editor via its own extension. Install both extensions and, if necessary, start the GhostText server in the editor’s extension. Most editor extensions are authored by third parties.
    Downloads: 0 This Week
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  • 20
    HASS Configurator

    HASS Configurator

    Configuration UI for Home Assistant

    The HASS Configurator is a small web app (you access it via a web browser) that provides a filesystem browser and text-editor to modify files on the machine the configurator is running on. It has been created to allow easy configuration of Home Assistant. It is powered by Ace editor, which supports syntax highlighting for various code/markup languages. YAML files (the default language for Home Assistant configuration files) will be automatically checked for syntax errors while editing. ...
    Downloads: 0 This Week
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  • 21
    webR

    webR

    The statistical language R compiled to WebAssembly via Emscripten

    webR is a project that compiles the R statistical programming language into WebAssembly, enabling it to run entirely within web browsers or JavaScript environments without requiring a server-side installation. By using Emscripten to adapt R’s C, C++, and Fortran codebase, webR creates a fully functional runtime that can execute R scripts directly in the browser. The project includes a web-based integrated development environment that uses tools like xterm.js and CodeMirror, allowing users to interact with R through a familiar console and editor interface. ...
    Downloads: 7 This Week
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  • 22
    IntelliJ Community Edition

    IntelliJ Community Edition

    IntelliJ IDEA & IntelliJ Platform

    ...IntelliJ Community supports multiple JVM-based languages (Java, Kotlin, Scala, Groovy) and serves as a host for plugin ecosystems that add support for web, database, and cloud tooling. The project emphasizes performance, modularity, and a responsive user experience, maintaining a codebase that balances long-term maintainability with cutting-edge developer features.
    Downloads: 1,177 This Week
    Last Update:
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  • 23
    Sabaki

    Sabaki

    An elegant Go board and SGF editor for a more civilized age

    An elegant Go board and SGF editor for a more civilized age. Sabaki is a modern, elegant, cross-platform Go/Baduk/Weiqi board and SGF editor for a more civilized age. It’s free, open source and uses web technology based on Electron. You can see its code, contribute or report an issue at our GitHub repository. Sabaki offers a variety of board markup tools, including the SGF 4-compliant line and arrow tool.
    Downloads: 23 This Week
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  • 24
    KodExplorer

    KodExplorer

    A web based file manager, web IDE / browser based code editor

    KodExplorer is a file manager for the web. It is also a web code editor, which allows you to develop websites directly within the web browser. You can run KodExplorer either online or locally, on Linux, Windows, or Mac-based platforms. The only requirement is to have PHP 5 available. Use experience like operating system, Rich context menu, and toolbar, drag, and drop, shortcut keys.
    Downloads: 7 This Week
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  • 25
    Electron

    Electron

    Build cross-platform desktop apps with JavaScript, HTML, and CSS

    Electron is an open-source framework that uses Node.js runtime and the Chromium web browser thereby allowing you to build apps with JavaScript, HTML, and CSS. It is compatible with Mac, Windows and Linux and comes with convenient features such as automatic updates, app crash reporting, debugging and profiling and more. It takes care of the hard parts so you can focus on the core of your app. Initially developed for the Atom editor, Electron is now the framework of choice for dozens of popular desktop apps including Microsoft's Visual Studio Code.
    Downloads: 107 This Week
    Last Update:
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