Best open-source Productivity & Apps projects

An open-source, AI-powered workspace for notes, docs, wikis, and project tasks, positioned as an alternative to Notion.

An open-source, clean-room photo editor rebuilt in pure Rust, with layers, masks, adjustment layers, type, vectors and real PSD file support.

Open-source design platform for product teams, offering real-time collaboration, design tokens, and self-hosting.

Open-source social media scheduling and management platform for planning, publishing, and analyzing posts across many social networks.

A Windows screen recorder that captures a selected area, webcam, or sketchboard and exports the result as GIF, APNG, video, PSD, or PNG.

A Claude Agent Skill that builds interactive isometric SVG, WebGL and 3D illustrations of machines to explain technical ideas.

Open-source design editor that opens Figma (.fig) and .pen files, with built-in AI tools and a headless Vue SDK.

An open-source browser extension that shows bilingual webpage translations alongside the original text, with selection translation and AI reading help.

A Go tool for searching and downloading music from many Chinese and international streaming platforms, via CLI, Web, TUI, or desktop app.

Desktop YouTube downloader with a PySide6 interface, built on yt-dlp for video, audio, subtitle and metadata downloads.

Desktop app that searches your local files by meaning, across photos, PDFs, documents, audio, video and code, running on-device with EmbeddingGemma 2.

Local-first AI e-book reader for desktop and mobile, with RAG chat, semantic search, highlights, TTS and WebDAV sync.

Desktop app that scans your email inbox to map the accounts and services holding your data, then helps you unsubscribe and request deletion.

An Agent Skill that turns articles or old decks into editable native PowerPoint files, or restyles an existing .pptx to match a reference image.

An open source AI reader for articles and PDFs that answers questions about selected text in the margin, with citations.

Local-first manager for an adult video collection, with metadata scraping, deduplication, web playback and viewing stats.

An experimental pattern-based DAW where one pattern can be edited in a tracker, piano roll or step grid, with CLAP, VST3 and SoundFont support.

A macOS file search app modeled on Everything for Windows, using its own in-memory file-name index instead of Spotlight.

A lightweight web workspace for AI image generation, splitting images into transparent layers, and layer-based editing for covers, posters and social graphics.

An Obsidian plugin for creating editable covers and posters from notes, with AI layouts, image generation, a gallery and export.