#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere
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Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.
- react-native
- nodejs
- onedrive
- android
Collection of handy online tools for developers, with great UX.
- vuejs
- tools
- tool
- converter
Draw and edit draw.io diagrams by chatting with an AI. Web app, desktop app, and an MCP server for Claude Code, Cursor, Codex and VS Code.
- ai
- diagrams
- architecture-diagram
- claude-code
🔥 A highly scalable, offline-first foundation with the best developer experience and a focus on performance and best practices.
A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web
- epub
- reader
- txt
- mobi
Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.
- ebook
- ebook-reader
- epub
- foliate
Web Extension for saving a faithful copy of a complete web page in a single HTML file
- browser
- archive
- auto-save
- chrome
Enhancement suite for Gemini, AI Studio, Claude, ChatGPT & DeepSeek — plus a prompt manager for any website, DeepSeek Harness included. / 面向 Gemini、AI Studio、Claude、ChatGPT 与 DeepSeek 的增强套件；其中的提示词管理器可用于任意网站，如 DeepSeek Harness。
- chat-management
- chrome-extension
- gemini
- ai-studio
Fast math typesetting for the web.
daily.dev is the personalized developer news feed and community. Get the best tech content from all over the web in your browser new tab or on mobile. Free and open source.
- chrome-extension
- developer-tools
- developer-portal
- professional-networking
沉浸式双语网页翻译扩展 , 支持输入框翻译， 鼠标悬停翻译， PDF, Epub, 字幕文件, TXT 文件翻译 - Immersive Dual Web Page Translation Extension
- chrome-extension
- safari-extension
- translation
- userscript
Open source DocuSign alternative. Create, fill, and sign digital documents ✍️
- documents
- self-hosted
- document-signing
Etherpad: A modern really-real-time collaborative document editor.
- etherpad
- collaboration
- web-editor
- documents
:books: Web app for browsing, reading and downloading eBooks stored in a Calibre database
- calibre
- epub
- mobi
- ebook
A web-based collaborative LaTeX editor
Docs is an open-source text editor: web-native, made for real-time collaboration, cleanly structured documents and sub-documents with full ownership of your data. Built to scale with Django and React.
- knowledge
- wiki
- blocknotejs
- collaborative
A free, self-hostable news aggregator…
- freshrss
- php
- feed
- rss
🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.
- markdown
- markup-language
- paper
- scripting-language
Open-source AI agent for web automation. Use your real, logged-in browser to automate daily tasks.
Bitwarden client apps (web, browser extension, desktop, and cli).
- webextension
- javascript
- bitwarden
- typescript
Skip YouTube video sponsors (browser extension)
- sponsored-segments
- youtube-videos
- chrome
- firefox
🥗 All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.
- chrome
- extension
- firefox-addon
- react
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
- chrome
- extension
- ethereum
- firefox