Developer tools

MIDI Monitor MIDI Monitor is a free macOS utility from Kurt Revis that displays incoming and outgoing MIDI data for troubleshooting devices, apps, and drivers. Kurt Revis · Music Audio

CocoaPacketAnalyzer CocoaPacketAnalyzer is a macOS network packet analyzer for opening, capturing, filtering, and inspecting PCAP traffic traces. Daubit & Francke GmbH · Developer Tools

VisualDiffer VisualDiffer is a macOS file and folder comparison tool that helps you inspect differences side by side with filters and Finder-based workflows. davide ficano · Utilities

DOSBox-X DOSBox-X is an open-source emulator for running classic DOS software and older PC environments on modern Macs. Dosbox-x · Utilities

Commander One Commander One is a dual-pane file manager for macOS from Electronic Team, Inc. that expands Finder-style file handling with advanced local and remote tools. Eltima · Utilities

Ivory Ivory is Tapbots’ macOS Mastodon client, built for reading, posting, and managing timelines with a polished multi-column interface. Tapbots · Social Communication

Avenue Avenue is a macOS GPX viewer by Vincent Neo for opening GPS track files and inspecting routes, points, and map data in a simple desktop app. Vincent-neo · Travel

VSCodium VSCodium is an open-source code editor based on Visual Studio Code builds, distributed without Microsoft branding and built-in telemetry. Baptiste Augrain · Developer Tools

Aquamacs Aquamacs is a Mac-native build of GNU Emacs that provides a powerful text editor with macOS integration for programming, writing, and document editing. George Treese · Developer Tools

Timeline 3D Timeline 3D is a macOS timeline and presentation app from Beedocs for building visual chronologies, project plans, and 3D timeline views. Beedocs · Productivity

Ollama Ollama is a macOS app for running and managing local AI models, with a bundled CLI and desktop features for on-device workflows. Infra Technologies, Inc · Developer Tools

XQuartz XQuartz brings the X11 windowing system to macOS so X11-based Unix and Linux graphical apps can run on a Mac. Apple Inc. - XQuartz · Developer Tools

Smultron Smultron is a macOS text editor from Peter Borg Apps for writing, note-taking, and code editing in a focused desktop interface. Peterborgapps · Productivity

Espanso Espanso is an open-source text expander for macOS that replaces typed shortcuts with longer text, templates, emojis, and custom commands. Auca Coyan Maillot · Productivity

Keyboard Maestro Keyboard Maestro is a macOS automation utility from Stairways Software that creates macros, hot keys, clipboard tools, and workflow triggers. Stairways Software Pty Ltd · Productivity

Audacity Audacity is a free, open-source multi-track audio editor and recorder for macOS, used for recording, editing, converting, and exporting sound. Dmitri Vedenko · Music Audio

FitFileExplorer FitFileExplorer is a macOS utility from Ro-z for opening and inspecting Garmin FIT files, with raw data views, charts, and map display. Ro-z · Developer Tools

Hex Fiend Hex Fiend is an open source macOS hex editor for viewing, editing, and comparing binary data, including very large files. Kevin Wojniak · Developer Tools

GPSBabel GPSBabel is a free Mac utility for converting, transferring, and filtering GPS waypoint, route, and track data between many devices and mapping formats. Gpsbabel · Utilities

DeltaWalker DeltaWalker is a professional visual file and folder comparison app for reviewing, merging, and synchronizing changes across projects. Deltopia Inc. · Developer Tools

PCalc PCalc is a long-running scientific calculator for macOS with advanced math, unit conversion, customization, and optional syncing features. Co · Utilities

HandBrake HandBrake is a free open-source video transcoder for converting, compressing, and preparing video files in common formats on macOS. I.D.&.A. di Galassi Damiano & C. S.a.s. · Photo Video

SF Symbols Beta Apple’s SF Symbols beta is a macOS design and developer tool for browsing, testing, and preparing Apple platform symbol icons. Apple · Developer Tools

Latest Latest is a free open-source macOS utility by Max Langer that checks installed apps for available updates outside a single storefront. Max Langer · Utilities