Repository Index

A vi-like editor based on Plan 9's structural regular expressions

• text-editor
• structural-regex
• modal-editing
• console-application

PathPicker accepts a wide range of input -- output from git commands, grep results, searches -- pretty much anything. After parsing the input, PathPicker presents you with a nice UI to select which files you're interested in. After that you can open them in your favorite editor or execute arbitrary commands.

Open-source and local-first Slack and Notion alternative that puts you in control of your data

• chat
• chat-application
• crdt
• editor

An intuitive spreadsheet-like interface that lets users of all technical skill levels view, edit, query, and collaborate on Postgres data directly. 100% open source and self hosted, with native Postgres access control.

• python
• django
• javascript
• typescript

Easy to use OpenStreetMap editor for Android and iOS

• openstreetmap
• survey
• mapping
• editor

DesignCraft: An open-source page and layout design editor written by scratch in pure Rust

• art
• layout
• print
• rust

Python framework for creating, editing, and running Noisy Intermediate-Scale Quantum (NISQ) circuits.

• nisq
• quantum-algorithms
• quantum-computing
• cirq

Where data access meets operational intelligence

• mysql
• postgresql
• ai-agent
• data-catalog

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

• mock-server
• proxy
• java-client
• javascript-client

TranslatedOpen sidebar foundation, supports third-party extensions to register new sidebar pages. Built-in file rendering/editing, terminal, side chat, Git, and sub-agent pages.

• dsh
• sidebar
• dsh-plugin
• deepseek-harness

The rich text editor for arbitrary HTML.

w3af: web application attack and audit framework, the open source web vulnerability scanner.

• scanner
• security
• appsec
• cross-site-scripting

CSS Working Group Editor Drafts

• css

The open source AI video agent: turns any coding agent into a video agent, with an editor to change anything it makes.

• ai-video
• claude-code
• codex
• coding-agents

enjoy live editing (+markdown)

• editor
• wysiwyg
• pen
• pen-editor

A high performance, editable terrain system for Godot 4.

• godot-plugin
• godot4
• terrain
• gamedev-tool

Eleven Claude skills that run a YouTube channel: scripts off 21 hook formulas with a scored hook, title and thumbnail linted as one pairing, an edit decision list from your transcript, a retention reader that finds where viewers actually leave, a Shorts cutter, and a virality engine. Free, MIT.

A full-featured, open-source content management framework built with Node.js that empowers organizations by combining in-context editing and headless architecture in a full-stack JS environment.

• cms
• cms-framework
• node
• javascript

Local video editor for coding agents: 42 FFmpeg tools with a machine-readable contract and an MCP server, for Claude Code, Cursor and Codex. Cut, captions, reframe, loudness, platform exports. No cloud, no API keys.

• audio-processing
• captions
• ffmpeg
• subtitles

TranslatedA beautiful and easy-to-use React rich text editor, developed based on draft-js

• draft-js
• rich-text-editor
• react
• wysiwyg

One of the 'BEST' markdown preview extensions for Atom editor!

• atom
• atom-package
• markdown
• markdown-editor

OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.

• pdf
• pdf-generation
• java
• itext

A small self-contained alternative to readline and libedit

SSH server & client security auditing (banner, key exchange, encryption, mac, compression, compatibility, security, etc)

• auditing
• security
• ssh