Open Source Apps tagged with 'System Cleanup' for Windows

Erase unnecessary files like cache and cookies, maintain privacy, and optimize disk space on Linux and Windows. Supports various applications and uses.

Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.

Displays disk usage visually with interactive segmented rings, scans local and remote disks, allows direct file management, and integrates with KDE file managers.

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.

A modern, professional-grade Windows debloating and privacy hardening tool. Remove bloatware, optimize performance, harden privacy, and reclaim control of your system.

Free, open-source Windows tool with over 30 customizable tweaks across performance, privacy, GPU, power, bloatware, and user experience, plus built-in management tools.

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...

Mem Reduct is a small application that allows you to monitor and clean your computers memory. Exempt system cache, modified, and idle memory pages.

AME Wizard is an opensource tool for modifying Windows.

Build your own configuration for AME Wizard with Playbooks, a modular extension format containing simple YAML instructions to be applied. Verifying your Playbook allows you to build a trusted userbase. You can also browse t.

SpaceRadar allows interactive visualization of disk space and memory. It currently supports Sunburst, Treemap, and Flamegraph charts.

RED searches and deletes empty directories recursively below a given start folder and shows the result in a well arranged tree. Further you can create some custom rules for keeping and deleting folders. Empty files in directories can also be ignored.

Versatile and portable software designed to clean, tweak and optimize Windows. It's extremely fast and rich with features.

Features

Quick Tools:

Rebuild Icon Cache Rebuild Font Cache Reset Event Logs

Privacy Tools:

Remove / Reinstall Windows Apps Rem.

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.

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.

dua (-> Disk Usage Analyzer) is a tool to conveniently learn about the usage of disk space of a given directory. It's parallel by default and will max out your SSD, providing relevant information as fast as possible.

Reclaimed is a cross-platform, ultra-lightweight, and surprisingly powerful command-line tool for analyzing disk usage — with special handling for iCloud storage on macOS.

Multron Win Cleaner – The Ultimate Free & Open-Source Windows Optimizer Looking for a powerful, no-strings-attached system cleaner? Multron Win Cleaner is a completely free and open-source toolkit for optimizing, cleaning, and boosting your Windows system — without...

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.

Duplicate Detector is a GUI utility for finding duplicate files, allowing you to delete or link them to save space. Duplicate files are displayed and processed on two synchronized panels for efficient and convenient operation.

All-in-one system utility to clean temporary files, review registry entries, uninstall programs, and tweak Windows performance.

Free, open-source Windows disk cleanup tool. Clean system junk, scan large files, detect duplicates, and analyze disk space. Single portable file under 70MB. No ads, no bundleware, no background processes. Built with .NET 8 + WPF. Supports 6 languages and 10+ themes.

All-in-one Java-based Windows repair and maintenance toolkit.

A collection of Scripts which disable / remove Windows 10 Features and Apps.

This is a toolset for improvement of performance of Windows desktop and server operating systems. Much gratitude goes to Ponderworthy folks and friends for much input, a good bit of which can be read at notes.ponderworthy.com.

Windows 10 app manager for removing Modern/UWP apps.