An open source tool to quantify the world
Repository Index
67,262 visible repositories in the index
3,049–3,072 of 7,264 · Most stars
Avgrund is jQuery plugin with new modal concept for popups
28 eval-informed mental models and critical-thinking skills for Claude Code, GitHub Copilot, Codex, Cursor, and other Agent Skills-compatible tools
Add-on / web app to view the source code of Chrome / Firefox / Opera 15 extensions and zip files.
📝 A medium like Rich Text Editor built on draft-js with a focus on keyboard shortcuts.
- draft-js
- rich-text-editor
- medium-editor
- editor
Open-source, privacy-focused email service for custom domains. Free email forwarding, encrypted mailboxes (IMAP/POP3), SMTP sending, calendars and contacts (CalDAV/CardDAV), webhooks, and an email API. Self-host it with Docker. A private alternative to Gmail, Mailchimp, and SendGrid.
- caldav
- carddav
- custom-domain
Library to simplify the way you create and manipulate sounds with the Web Audio API.
The best way to build Electron apps with security in mind.
The gossip and replication server for Secure Scuttlebutt - a distributed social network
- scuttlebot
- javascript
- scuttlebutt
- gossip
One persona, many coding agents. Replace or inject system prompts across codex, claude, opencode, grok, omp, hermes, pi, zcode - with a local web console.
Plugin for Sketch allowing for CSS Flexbox layouts using stylesheets and prototypes
Universal WHATWG Fetch API for Node, Browsers and React Native.
- fetch
- http
- http-client
- fetch-api
Fluent — planning, spec and documentation
Use CSS-in-JavaScript with themes for React without being tightly coupled to one implementation
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
TranslatedThe ultimate plugin for fixing lag for overseas Bilibili users
- bilibili
- bilibili-api
An advanced font engine for Node and the browser
selectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.
Newsletters where you pay for the emails you send, not for dormant subscribers, at a fraction of the price of beehiiv and the like. Open source: self-host it, or use mailcheap.ai.
For formatting, searching, and rewriting JavaScript.
Check NPM package licenses
Create boxes in the terminal
A modern, simple and elegant WYSIWYG rich text editor.
🕉 Soul | Automatic SQLite RESTful and realtime API server | Build CRUD APIs in minutes!