The best open source alternative to BleachBit is Kudu Cleaner. If that doesn't suit you, our users have ranked more than 100 alternatives to BleachBit and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to BleachBit are SD Maid SE, Mole, WinPurge and optimizerDuck.
The free system maintenance suite your PC deserves. 15+ powerful tools to clean, optimize, and protect your Windows, macOS, and Linux machines. Open source, no ads, no bloatware. Just a faster computer.
United States
SD Maid SE (aka SD Maid 2) is a file management tool for Android that specialises in maintenance. Its core purpose is freeing up space and removing unwanted data.
Germany
EU
Open source Mac command line utility integrating disk cleanup, deep app uninstallation with artifact removal, disk analysis, optimization tasks, and a live terminal dashboard for real-time CPU, GPU, memory, disk, and network monitoring with interactive options.
China
A modern, professional-grade Windows debloating and privacy hardening tool. Remove bloatware, optimize performance, harden privacy, and reclaim control of your system.
Open-source Windows software offering more than 30 system tweaks spanning performance, privacy, GPU, power, bloatware, and user experience, with detailed risk ratings, automatic backups, one-click reverts, built-in management tools, and user-controlled settings.
Vietnam
Tron is a collection of programs, tools, utilities, and Windows functions that are all scripted together. Those programs and such are designed to remove malware and bloatware, repair damaged operating systems, update old versions of very common applications, free up drive space...
Eraser is an advanced security tool (for Windows), which allows you to completely remove sensitive data from your hard drive by overwriting it several times with carefully selected patterns.
IrelandEU
Stacer is an open source system optimizer and application monitor that helps users to manage entire system with different aspects, its an all in one system utility.
FranceEU
Safety-first, open-source disk cleaner for Windows 10/11. Reclaim gigabytes of hidden junk — no ads, no telemetry, no registry snake oil. .NET 10 + WPF.
India
Sweeper helps to clean unwanted traces the user leaves on the system.
GermanyEU
InstallerClean finds and removes unneeded files from C:\Windows\Installer, the hidden folder on every Windows PC that quietly accumulates installer copies and patch files. Windows never cleans this folder up. Disk Cleanup doesn't touch it.
United Kingdom
FluentCleaner is a modern, minimal cleaning tool inspired by the 2006 version of CCleaner. Its focus is on cleaning what matters without the clutter of unnecessary features.
GermanyEU
