Tampermonkey is the most popular userscript manager, with over 10 million users. It's available for Chrome, Microsoft Edge, Safari, Opera Next, and Firefox.

Retroactive has been discontinued. You should transition from Retroactive to supported apps such as Music, iTunes for Windows, iMazing, Photos, Darktable, Lightroom Classic, and DaVinci Resolve.

Color effects manager for Razer devices for macOS. Supports High Sierra (10.13) to Monterey (12.0). Made by the community, based on openrazer.

A shell bot for Slack, a rudimentary file system in every channel.

Resources for uBlock Origin, uMatrix: static filter lists, ready-to-use rulesets, etc.

ICNS2ICO lets you easily convert icons from the Apple's ICNS format to the Windows ICO format.

A macOS application for browsing the IOKit registry.

🎨 The macOS color picker as an app with more features

List of useful Quick Look plugins for developers

AC3 Codec for Core Audio

Multi-codec and file format support for QuickTime on Mac

This package allows macOS Finder to display thumbnails, static QuickLook previews, cover art and metadata for most types of video files.

Free UTM virtual machines

Virtual machines for iOS and macOS

A chrome extension for suspending all tabs to free up memory, privacy-oriented with no analytics tracking.

🍎Fix iterm2 macos keys

iTerm2 website generated code

Scripts of possible interest to macOS admins

Create deployable system images from OS X installer

Convert bootable DMG images for use in VMware Fusion

minimize caching effects

A tool to measure over time your own exposure to third parties on the web

OpenType Unicode fonts for Scientific, Technical, and Mathematical texts

XITS - OpenType implementation of STIX fonts with math support

Python wrapper for the voip.ms REST API

Python client for v1 of voip.ms REST API

💀 Casks of Ｆ🅾𝓝𝐓𝚂 (deprecated)

Scripts of possible interest to macOS admins

Solarized Git Bash and VIM