harry0703 / MangoDisk

Desktop disk cleaner and space analyzer for macOS, Windows, and Linux with duplicate, large-file, uninstall, and startup management.

momenbasel / PureMac

Free, open-source macOS cleaner covering cache, Xcode, Homebrew, app uninstalling, and storage exploration, with no telemetry or subscription.

iliyami / MacSai

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

d4rken-org / sdmaid-se

SD Maid 2/SE is Android's most thorough cleaning tool.

bleachbit / bleachbit

BleachBit system cleaner for Windows and Linux

AdventDevInc / kudu

Free Windows, Mac and Linux cleaner, scanner, and more.

swadhinbiswas / veet

Universal Linux Application Uninstaller & Deep-Clean Residual Purger

SibtainOcn / Quiesce

Quiesce safely cleans Windows temporary files, system logs, update caches, and optimizes system memory without heavy installers or background processes. Keep your PC fast and clutter-free

filonux / Browser-Cleaner

Bash script whose main purpose is to clean browsers in the simplest, most practical, and fastest way possible. It supports 14 different browsers and offers multiple automatic cleaning options. It is recommended for Firefox, LibreWolf, and Tor (my favorites).