Editor

A complete alternative for Overleaf with VSCode + Web + Git Integration + Copilot + Grammar & Spell Checker + Live Collaboration Support. Based on GitHub Codespace and Dev container.

小书匠是一款本地优先，去中心化，分布式，支持选择性同步的全平台覆盖知识管理笔记软件。

A New Tool for Reading JavaScript Code since 2017

A code-completion & code-comprehension server

Learning Vim. A Hands-On Tutorial of Vim.

Multiplayer top-down shooter made from scratch in C++. Web version: https://play.hypersomnia.io Made in 🇵🇱

Simple no-frills code editor with syntax highlighting

A fast and simple image viewer / editor for many operating systems

Cross-platform 3D scene editor based on three.js, golang and mongodb for desktop and web.

📝 A medium like Rich Text Editor built on draft-js with a focus on keyboard shortcuts.

React Design Editor has started to developed direct manipulation of editable design tools like Powerpoint, We've developed it with reactjs, ant.design, fabricjs

Lightweight multi-platform code editor designed for modern hardware with a focus on responsiveness and performance.

The ultimate open-source Overleaf extension and alternative: a free, self-hosted, drop-in replacement for Overleaf Community Edition with nearly all Pro feature—SSO, AI Assistant, Git(Hub/Lab）/ Dropbox sync, track changes, sandboxed compilation, Zotero, Mendeley and more. Formerly @Ayaka-notes Overleaf Pro. Docs: https://ayakaleaf-pro.ayaka.space

The web open source editor for presentations

Umo Editor is an open-source document editor based on Vue3 and Tiptap3, providing an online editing experience similar to Microsoft Word.

⚠️ Old repository of ct.js app. New repository here: https://github.com/ct-js/ct-js

A tool to modify ONNX models in a visualization fashion, based on Netron and Flask.

Leo is an outline-oriented editor written in 100% Python.

Performant and reusable text view component (TextKit 2), with line numbers and more. UITextView / NSTextView replacement.

A WYSIWYG Markdown Editor for browsers. Break the Wall between writing and previewing.

Anywhere, anything to memory, memory to anything.

A Pixel Art Editor

🌸A modern WYSIWYG rich-text editor using tiptap and Element UI for Vue3 (1.0 for Vue2)

A Code Playground That Just Works!

SAKURA Editor (Japanese text editor for MS Windows)

A small, simple editor for beginner Python programmers. Written in Python and Qt5.

Application and plugin framework written in Zig

Web Office: Local-First & Private. Professional-grade Word, Excel, and PowerPoint editing powered by WebAssembly. Zero data uploads, 100% client-side for uncompromising privacy. 🛡️ 纯本地浏览器 Office，数据零上传，隐私安全。⚡️ Wasm 採用、ローカル完結で究極のプライバシー。🚀 Полная приватность: Wasm-офис без загрузки данных.

A (currently incomplete) open-source Digital Audio Workstation

GUI / visual editor for creating and editing OpenAPI / Swagger definitions