GitHub gems: open-source software from small creators1,155 projects

Meshhessen client - a community driven meshtastic client for windows with full offline capabilities. Map and SOS feature, channel management and logging. With great support of the meshhessen.de community.

AI agents that know you and your work, in a chat app anyone can use. Open source, any model, self-host or hosted.

Open-source YouTube Music desktop player for Apple Silicon Mac and Windows x64, with searchable listening history and an editable queue. Built on Refryt.

Movavi Effects: Complete Standalone Desktop Setup with Premium Features Pre-Activated.

Sane defaults, pro-level control. An Android video player powered by mpv and libmpv.

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Umbrel and CasaOS alternative in one binary: self-host Immich, Nextcloud, Jellyfin and more on your own Linux or macOS machine, with off-site restic backups and Tailscale HTTPS for each app.

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No_std ROS 2 client for microcontrollers and RTOS (Zephyr, FreeRTOS, NuttX, ThreadX) and Linux. Rust-first with C/C++ APIs; pluggable Zenoh / XRCE-DDS / Cyclone DDS backends; interoperates with standard ROS 2.

Bcachefs based NAS solution.

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Netfox — native macOS network monitor. Marketing site, docs, release artifacts.

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Encrypted, incremental backups of your whole Nextcloud (files, database, config) to S3, SFTP, WebDAV, SMB and more, with restore from the web interface.

Self-hosted tool for managing notes, tasks, calendar, habits and the rest of life in one place.

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Node-RED integration with Home Assistant.

Your MacBook notch, put to work: answer Claude Code and Codex from the notch, plus a launcher, clipboard, on-device dictation and more. Free and open source. By Graphyte Labs.

A native file manager for Wayland: fast, light and safe. No GTK, no Qt, no GLib: C++20 on Wayland and OpenGL ES.

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The ease of Notes, the freedom of files. A native Mac, iPhone and iPad app that writes like Apple Notes and keeps every note a file in iCloud Drive or any folder: Markdown or AsciiDoc when typed, a PDF when written by…

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Note taking and organization; an open-source, clean-room reimplementation of Microsoft OneNote, rebuilt in pure Rust.

Privacy-first open-source screenshot tool for Windows — capture, annotate, pin, scroll, record GIFs, and search locally.

Home Assistant integration for electric vehicle chargers that support the Open Charge Point Protocol (OCPP).

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Keyboard-first AI browser for macOS — WebKit + Rust, built-in AI sidebar, isolated workspaces, and an MCP server that lets your agents drive the web.

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Oil Studio Agent Skill for Claude Code & Codex: native macOS screen recording, auto-zoom demos, and transcript-driven video editing (macOS 原生录屏与口播精剪 Agent Skill).

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Free, open source engine that plays the original Total Annihilation on macOS, Windows, Linux, iPhone, iPad and Steam Deck.

Claude Code on your laptop and remote dev boxes, in one web page. Sessions keep running when SSH drops (no tmux), each session's changes get their own diff, plus tasks, notes, and memory. Self-hosted.

Standalone Go daemon bridging Homematic / HomematicIP — CCUs and openccu-lite — to MQTT (Home Assistant Discovery), REST + WebSocket, MCP, a Svelte config UI and a Matter bridge.

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Free, open-source desktop viewer for exploring your own DICOM and NIfTI images. Local viewing with GPU rendering, linked MPR and optional MCP agent access.

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A local-first canvas of real terminals for AI coding agents, with teams, an orchestrator and change review.

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Windows File Explorer-inspired file manager for Linux, plus its companion website. AGPL-3.0-only.

An open-source, offline-capable agentic IoT runtime with physical actuation trust. Ori gives physical devices the brain to reason about sensor data via tiered LLM reasoning + graduated authority model for safe…

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Open source expense tracker, budget app, and subscription tracker for iPhone and Android. Local-first, built with Expo and Convex.

Passfab-unlocker: Standalone Offline Password Recovery Solution.

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Mail and calendar for Linux and macOS. Gmail and IMAP accounts, Google Calendar, contacts, OpenPGP and S/MIME. GTK4 and libadwaita, written in Rust.

Ultra-lightweight, open-source, self-hosted personal AI assistant in Go for RISC-V, SBCs, and embedded systems. Active PicoClaw fork with WebUI, MCP, memory, multi-agent workflows, plugins, and chat apps.

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An unofficial PikPak desktop client for cloud files, media playback, AI-assisted organization, and folder sync.

A modern, self-hosted backup solution for secure, encrypted backups across local and cloud storage.

Fast, unofficial Plex client for LG webOS TVs — native 60 fps UI, 4K HEVC/Dolby Vision, no Chromium or WebView.

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porter-app is a network analysis program, available on Windows, macOS and Linux.

Network scanner and vulnerability manager.

resonate is a media player: equaliser, playlists and lyrics display.

A clean Android music player for your self-hosted server, and your local files.

React Native VLC Player (Video/Audio Player) based on VLC.

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A fast and lightweight terminal file manager written in Rust.