Top UTILITY GitHub Repositories & Tools (2026)

Free, open-source macOS cleaner. CleanMyMac alternative with zero telemetry. Native SwiftUI, scheduled auto-cleaning, Xcode/Homebrew/system cache cleanup. MIT licensed.

Mac Sai: the open-source Mac cleaner, optimizer, and malware scanner. A free, Apple-notarized alternative to CleanMyMac, built with Swift 6 and SwiftUI.

A utility-first CSS framework for rapid UI development.

Status Trio — a native macOS app that combines Wi-Fi, battery, and volume into one compact, configurable status icon for the menu bar, the Dock, or both, inspired by the iPhone Duo combined status bar.

Comfortably monitor your network traffic 🕵️‍♂️

Free, open-source display control for Windows 11: one brightness slider for every monitor (DDC/CI and laptop panels), night light, focus mode, keep awake, per-monitor taskbar hiding and glass, OLED care, your monitor's own settings, hotkeys and a CLI.

Windows alt-tab on macOS

The open source menu bar manager

Lenovo Legion Toolkit (LLT) is a Windows desktop utility created for Lenovo gaming laptops that replaces Lenovo Vantage, Legion Zone, and Legion Space.

Portable Tool for an Ideal Windows Setup

Minecraft Wurst Hacked Client v7

📲 Screenshot Tile for Android without Root

A calm menu bar, done the native way. Hides the icons you don't need until you do.

The macOS window manager that gives every app its own Alt-Tab.

Turn the MacBook notch into a living system surface.

Remove unnecessary language resources from macOS.

Handle files easily across cloud storage providers and your local hard drive

Real-time PC power consumption monitor - see watts per app & per component, track your carbon footprint & electricity cost.

Launchy Launchpad is the free open-source launchpad alternative macOS users have been waiting for!

Some LZ77 compression utilities for the handy hands-on developer in search for a few less bytes of I/O.