Best open-source Swift projects

Turns an iPhone into a touchpad, air mouse and voice/text input remote for Windows, Mac and Linux computers over the home network.

An open-source Computer Use service exposed as an MCP server, letting AI agents control macOS, Linux, and Windows desktops.

A modern, mpv-based video and music player for macOS with a native Swift interface.

A macOS menu bar app for running local LLMs, built on llama.cpp, with a local API server and built-in WebUI.

A type-safe Swift library for declaring and parsing command-line arguments, options, and flags with auto-generated help.

Homebrew's official native macOS app for discovering, installing, updating and managing Homebrew packages without using Terminal.

A free, open-source RSS reader for macOS and iOS that supports RSS, Atom, JSON Feed and RSS-in-JSON.

An alternative app store that sideloads .ipa apps onto non-jailbroken iOS devices using a personal Apple ID.

A free macOS paint and screenshot markup app with numbered step badges, plus PaintKit, a UI-free Swift package for drawing and image processing.

A native macOS screen recorder and video editor that opens an editor after each recording, with auto zoom, cursor styling and subtitles.

A macOS menu bar app that uses AirPods head tracking to blur the screen, post reminders, and press keys based on head movements.

Open-source macOS menu bar app that shows word-by-word synced lyrics for Apple Music, Spotify, QQ Music, NetEase Cloud Music and more, with Last.fm scrobbling.

A macOS terminal app for running and monitoring multiple coding agents, with sessions kept alive by a daemon and an iPhone companion.

A high-performance, S3-compatible object storage system written in Swift, positioned as an open alternative to MinIO and RustFS.

Free, open-source native macOS archive tool for creating and extracting ZIP, 7Z and TAR files, with RAR extraction, encryption and Finder integration.

A cross-platform Xcode replacement that builds, signs and installs iOS apps from SwiftPM packages on Linux, Windows and macOS.

A native macOS menu bar app for remotely controlling LG webOS TVs, including app launch, HDMI input switching and touchpad navigation.

A macOS app that monitors your posture via camera or AirPods motion sensors and progressively blurs your screen when you slouch.

An iOS app launcher that runs IPA apps inside itself without installing them, with multiple containers per app.

Swift and Metal runtime that runs the 26B Gemma 4 26B-A4B model on Apple Silicon Macs with about 2 GB of RAM by streaming experts from SSD.