Best Free & Open Source Alternatives to CCleaner

Looking for a free or self-hosted alternative to CCleaner? Below you'll find the best open source options — community-driven tools that let you own your data without vendor lock-in or recurring subscription costs.

System optimization and privacy tool that cleans junk files, browser history, and fixes registry issues.

Pearcleaner

A free, source-available macOS app cleaner with privacy in mind.

Alternative to:

CleanMyMac X

Mole

Deep clean and optimize your Mac with this all-in-one CLI toolkit.

Alternative to:

CleanMyMac X

PureMac

Free, open-source macOS cleaner with zero telemetry. CleanMyMac alternative.

Alternative to:

CleanMyMac X

CCleaner

System optimization and privacy tool that cleans junk files, browser history, and fixes registry issues.

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