Open source Mac apps
Apps whose code is public, so anyone can read it, build it or help improve it. Most are free. The most starred on GitHub come first.
50 apps
Zed
Free code editor for Mac with built-in collaboration, a terminal, a debugger and optional AI agents.
Developer ToolsFreemium92,336
OBS Studio
Free screen recorder and live streaming studio.
Screen RecordingFree78,471
IINA
Free video player for Mac built on mpv, with subtitles, picture in picture and plugins.
VideoFree46,937
LosslessCut
Free video trimmer for Mac that cuts, merges and remuxes video and audio without re-encoding.
VideoFree45,385
Stats
Free system monitor for Mac that shows CPU, GPU, memory, network and battery stats in the menu bar.
Menu Bar & SystemFree42,880
UTM
Free virtual machine app for Mac that runs Windows, Linux and older systems on Apple Silicon and Intel.
Developer ToolsFree36,579
MonitorControl
Free brightness control for Mac that sets external monitor brightness and volume from your keyboard.
Menu Bar & SystemFree34,582
VSCodium
Free code editor for Mac built from the VS Code source, without Microsoft telemetry or branding.
Developer ToolsFree33,844
Rectangle
Free window manager for Mac that snaps windows with keyboard shortcuts or by dragging to screen edges.
Window ManagementFree30,176
Ice
Free menu bar manager for Mac that hides, shows and rearranges your menu bar icons.
Menu Bar & SystemFree29,895
KeePassXC
Free password manager for Mac that keeps your logins in an encrypted file you control, with no cloud account.
Security & PrivacyFree29,566
HandBrake
Free video converter for Mac that compresses and converts almost any video to MP4, MKV or WebM.
VideoFree24,813
DB Browser for SQLite
Free SQLite database editor for Mac with a spreadsheet-style table browser and a SQL query tab.
Developer ToolsFree24,742
Beekeeper Studio
Free SQL client for Mac for PostgreSQL, MySQL, SQLite and SQL Server with an autocomplete editor.
Developer ToolsFreemium23,805
Karabiner-Elements
Free key remapper for Mac that changes any key or builds rule-based custom shortcuts.
UtilitiesFree23,017
Mos
Free smooth scrolling app for Mac that makes a mouse wheel scroll as smoothly as a trackpad.
UtilitiesFree21,763
BlackHole
Free virtual audio driver for Mac that routes sound between apps with zero added latency.
AudioFree19,983
Kap
Free screen recorder for Mac that exports GIF, MP4, WebM and APNG from the menu bar.
Screen RecordingFree19,411
Background Music
Free per-app volume control for Mac that also auto-pauses your music and records system audio.
AudioFree19,358
Audacity
Free audio editor for Mac for recording, cutting and cleaning up voice, podcasts and music.
AudioFree18,863
iTerm2
Free terminal emulator for Mac.
Developer ToolsFree18,231
Signal Desktop
Free private messenger for Mac with end-to-end encrypted chats and calls, linked to your phone.
Security & PrivacyFree16,631
AltTab
Free window switcher for Mac that brings Windows-style Alt-Tab with a preview of every window.
Window ManagementFreemium16,455
Cryptomator
Free cloud encryption app for Mac that encrypts your files in a vault before they reach cloud storage.
Security & PrivacyFreemium16,375
Transmission
Free torrent client for Mac with a native interface, magnet links and a web remote.
Files & StorageFree15,361
Notesnook
Free encrypted notes app for Mac with end-to-end encrypted sync, a private vault and a web clipper.
ProductivityFreemium14,846
Bitwarden
Free password manager for Mac with unlimited passwords, Touch ID unlock and sync on every device.
Security & PrivacyFreemium14,086
Zettlr
Free Markdown editor for Mac with Zotero citations, Zettelkasten links and Pandoc export.
WritingFree13,832
LuLu
Free firewall for Mac that alerts you when an app tries to connect out and lets you block it.
Security & PrivacyFree13,445
NetNewsWire
Free RSS reader for Mac with iCloud, Feedbin and Inoreader sync, smart feeds and single-key shortcuts.
ProductivityFree10,487
ImageOptim
Free image compressor for Mac that shrinks PNG, JPEG, GIF and SVG files and strips private metadata.
DesignFree10,017
Sloth
Free open files viewer for Mac that lists the files, sockets and pipes each process is using.
Menu Bar & SystemFree8,980
CotEditor
Free text editor for Mac with syntax highlighting, regex find and replace and split panes.
WritingFree8,635
Xcodes
Free Xcode version manager for Mac that installs and switches Xcode versions with one click.
Developer ToolsFree8,623
Gifski
Free video to GIF converter for Mac that makes high-quality GIFs with thousands of colors per frame.
VideoFree8,587
Sequel Ace
Free MySQL client for Mac for browsing, querying and editing MySQL and MariaDB databases.
Developer ToolsFree7,558
FSNotes
Free Markdown notes app for Mac that stores every note as a plain file you control.
ProductivityFree7,553
Applite
Free Homebrew GUI for Mac that installs, updates and removes apps in one click, no Terminal needed.
Menu Bar & SystemFree7,099
eqMac
Free audio equalizer for Mac that tunes all system sound with bass, treble and a 10-band EQ.
AudioFreemium6,823
Standard Notes
Free encrypted notes app for Mac with end-to-end encrypted sync on unlimited devices.
ProductivityFreemium6,684
Lunar
External monitor brightness control for Mac that changes real brightness, contrast and volume over DDC.
Menu Bar & SystemFreemium5,725
Gitify
Free GitHub notifications app for Mac that keeps GitHub, GitLab and Gitea alerts in your menu bar.
Developer ToolsFree5,390
MeetingBar
Free meeting reminder for Mac that shows your next call in the menu bar and joins it in one click.
ProductivityFree5,390
Finicky
Free browser chooser for Mac that opens each link in the browser your rules pick.
UtilitiesFree5,222
Cyberduck
Free FTP and SFTP client for Mac that also browses S3, WebDAV, Google Drive, Dropbox and OneDrive.
Files & StorageFree4,879
Latest
Free app update checker for Mac that lists which apps have updates and shows what changed.
Menu Bar & SystemFree4,843
Aerial
Free Apple TV screensaver for Mac that also works as a live wallpaper, with clock and weather overlays.
UtilitiesFree629
GrandPerspective
Free disk space analyzer for Mac that draws your drive as a tree map so big files stand out.
Files & StorageFree
Inkscape
Free vector graphics editor for Mac for logos, illustrations and SVG files, an Adobe Illustrator alternative.
DesignFree
VLC
Free media player for Mac.
VideoFree
Made an open source Mac app?
List it with its repository link, and its GitHub stars are filled in for you.