Productivity GitHub Repositories (2026) · Open Source Tools

This userscript for YouTube offers 250+ layout changes and features such as tab view, speed control, miniplayer support, export transcripts, square design, auto-theater mode, and much more—all easily customizable via settings panels.

A curated list of awesome DevOps platforms, tools, practices and resources

Scribe-Android: Keyboards for language learners & Conjugate-Android: Wikidata based verb conjugation app

Your web application for managing personal data.

Native Codex account switcher by Zhao Liu (liuzhao1225) for macOS and Windows. Local accounts, weekly/5h usage, confirmed Desktop switching.

Smart tmux session manager

Browser extension which gives you more control over your Twitter timeline and adds missing features and UI improvements - for desktop and mobile

Menu bar calendar for macOS - MVVM | RxSwift | AppKit | SwiftUI

Google Chrome extension for zooming images on mouse hover

The control plane for your AI employees

ClipCascade is a lightweight utility that automatically syncs the clipboard across devices, no key press required.

Markdown knowledge graph — LSP for your editor, CLI + MCP memory for your AI agents

The open-source skills that turn your agent into a full PR team.

🪄 A browser extension that captures your workflow as you click and turns it into a step-by-step guide with annotated screenshots 📸

UNIGIT public brand and ecosystem hub — AI should work for everyone.

A cross-platform context-aware key remapper.

⌘⌘ - A lightweight, native macOS screenshot tool that lives in your menu bar. Double-tap ⌘ Command to capture any region of your screen — instantly copied to clipboard, or annotate first with pen and mosaic tools.

A free, privacy-first automatic file organizer that quietly sorts your Downloads folder from the system tray.

🌸 Minimal, customizable startpage featuring the Catppuccin palettes

Free, open-source alternative to ChatGPT Spaces: a self-hostable AI workspace for shared pages and conversations.