Open-source Productivity & Notes
Note-taking, to-do lists, knowledge bases and calendars. 293 apps.
The Context Layer for unstructured data: typed, versioned datasets over S3, GCS, Azure
2.8kPythonApache-2.0The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups.
2.8kVueMITSelf-hostedWebAn implementation of Org mode without the dependency of Emacs - built for mobile and desktop browsers
2.7kJavaScriptAGPL-3.0DesktopBrowser extension which gives you more control over your Twitter timeline and adds missing features and UI improvements - for desktop and mobile
2.6kJavaScriptMITDesktopBrowser extensionDonetick an open-source, user-friendly app for managing tasks and chores, featuring customizable options to help you and others stay organized
2.6kGoAGPL-3.0Self-hostedA license list generator of all your dependencies for iOS applications
2.5kSwiftMITiOSCLIAgent Skills-compatible LLM wiki for Claude Code, Cursor, and Codex. Build a Karpathy-style knowledge base from raw sources, citations, and linting.
2.5kPythonMITFirst class CMS experience, TypeScript API, Markdown & YAML/JSON based, no DB
2.4kTypeScriptMITMenu bar calendar for macOS - MVVM | RxSwift | AppKit | SwiftUI
2.4kSwiftMITmacOSDesktopMobile Git client for syncing a repository between remote and a local directory
2.4kDartGPL-3.0Modern TUI calendar and task manager with minimal and customizable UI.
2.4kPythonMITCLIh-m-m, or Hackers Mind Map, is a simple, fast, keyboard-centric terminal-based tool for working with mind maps.
2.3kPHPGPL-3.0CLIGet tasks and ideas out of your head. A free GTD to-do app for desktop and mobile. Works offline, no account needed
2.2kTypeScriptAGPL-3.0DesktopThe knowledge compiler. Raw sources in, interlinked wiki out. Inspired by Karpathy's LLM Wiki pattern.
2.2kTypeScriptMITCLIInstagram's CLI and TUI client -- The ultimate weapon against brainrot
2.2kTypeScriptMITCLIOpen-source, AI-native knowledge base & Evernote alternative with native MCP. Zero-cost on Cloudflare or Docker.
2.2kTypeScriptAGPL-3.0DesktopSelf-hostedWebPowerful, minimalistic, cross-platform, opensource note-taking app
2.1kDartAGPL-3.0WindowsLinuxDesktopLightweight but powerful alternative for managing your personal, file based, notes and checklists.
2kTypeScriptAGPL-3.0Self-hostedSelf-hosted, semantically-connected personal knowledge base
2kRustMITSelf-hostedA fast, lightweight text editor for Markdown, JSON, YAML, and TOML files. Built with Rust and egui for a native, responsive experience.
1.8kRustMITDesktopAutomatically tracks which apps you used, which websites you visited, and how much time you spent in each app throughout the day.
1.8kRustMITMarkdown knowledge graph — LSP for your editor, CLI + MCP memory for your AI agents
1.8kRustApache-2.0CLIA self-learning system for Claude Code that captures corrections, positive feedback, and preferences — then syncs them to CLAUDE.md and AGENTS.md.
1.7kPythonMITA self-hosted solution to streamline and organize all aspects of your life.
1.7kTypeScriptSelf-hosted
