Open-source system & utilities for Mac
231 open-source entries in this category, ranked by 30-day install count. Page 1 of 4.
sevenzip7-Zip is a file archiver with a high compression ratioVorssaintMenu bar toolkit with keep-awake, system monitor and volume mixerStatsSystem monitor for the menu barRectangleMove and resize windows using keyboard shortcuts or snap areasp7zip7-Zip (high compression file archiver) implementationHammerspoonDesktop automation applicationyaziBlazing fast terminal file manager written in Rust, based on async I/OXQuartzOpen-source version of the X.Org X Window Systempython-setuptoolsEasily download, build, install, upgrade, and uninstall Python packagesSwiftBarMenu bar customization toolCodexBarMenu bar app for tracking agentic coding limits and usageThawMenu bar managerMonitorControlTool to control external monitor brightness & volumeresticFast, efficient and secure backup programPearcleanerUtility to uninstall apps and remove leftover files from old/uninstalled appsHidden BarUtility to hide menu bar itemsPureMacOpen-source application manager and system cleanerlibarchiveMulti-format archive and compression librarymakensisSystem to create Windows installersprometheusService monitoring system and time series databasememcachedHigh performance, distributed memory object caching systemMac SaiSystem cleaner, optimiser, and malware scannerOmniWMTiling window managerbottomYet another cross-platform graphical process/system monitormono-libgdiplusGDI+-compatible API on non-Windows operating systemsbyobuText-based window manager and terminal multiplexermidnight-commanderTerminal-based visual file managerMacs Fan ControlControls and monitors all fans on Apple computersCrispMenu bar display manager: DDC brightness, HiDPI, presets, virtual displayssuperfileModern and pretty fancy file manager for the terminalzipCompression and file packaging/archive utilityborgbackupDeduplicating archiver with compression and authenticated encryptionLoopWindow managerAmethystAutomatic tiling window manager similar to xmonadLlamaMenu bar app for running local LLMsMeetingBarShows the next meeting in the menu barWhatCableMenu bar app for USB-C cable diagnosticsjdupesDuplicate file finder and an enhanced fork of 'fdupes'ClaudeBarMenu bar app for monitoring AI coding assistant usage quotasmac-cleanup-pyPython cleanup script for macOSSnapzyNative screenshots, recording, annotation, and editing from the menu barnnnTiny, lightning fast, feature-packed file managerBatteryApp for managing battery charging. (Also installs a CLI on first use.)czkawkaDuplicate file utilityosx-cpu-tempOutputs current CPU temperature for OSXAirStatsMenu bar system monitorKopiaUIBackup/restore toolxorg-serverX Window System display serverxtermTerminal emulator for the X Window SystemgptfdiskText-mode partitioning toolsHotMenu bar application that displays the CPU speed limit due to thermal issuesReminders MenuBarSimple menu bar app to view and interact with remindersimapsyncMigrate or backup IMAP mail accountsMac Performance MonitorMenu bar performance monitor with recorded history and analyticsfdupesIdentify or delete duplicate filesdfcDisplay graphs and colors of file system space/usagebrightnessChange macOS display brightness from the command-lineborgmaticSimple wrapper script for the Borg backup softwarelfTerminal file managerfclonesEfficient Duplicate File Finder