239 Best Free & Open Source Windows Software Directory (2026)

239 Best Free & Open Source Windows Software Directory (2026)
DigiLiner AppStack • 239 apps • 10 categories

We organized 239 hand-picked free and open-source Windows applications into 10 categories. Every app card includes an official icon, license label, short description, official download link, and WinGet command.

239Apps
148Open Source
10Categories
5Languages
Category pages include search, license filters, and one-click WinGet copy.

Windows System & Desktop Utilities

53
7-Zip iconEverything iconWizTree iconKeePassXC icon

Highlights: 7-Zip, Everything, WizTree

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Windows Software Development Tools

43
VS Codium iconGit iconBruno iconPostman icon

Highlights: VS Codium, Git, Bruno

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Windows Diagnostics, Hardware & Network Tools

24
CPU-Z iconGPU-Z iconWireshark iconNmap icon

Highlights: CPU-Z, GPU-Z, Wireshark

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Windows Multimedia Tools

21
Blender (3D Graphics) iconOBS Studio iconAudacity iconGIMP (Image Editor) icon

Highlights: Blender (3D Graphics), OBS Studio, Audacity

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Windows Microsoft & Sysinternals Tools

19
PowerToys iconWindows Terminal iconAutoruns iconProcess Explorer icon

Highlights: PowerToys, Windows Terminal, Autoruns

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Windows Communication & Email Tools

18
WhatsApp Desktop iconTelegram iconThunderbird iconDiscord icon

Highlights: WhatsApp Desktop, Telegram, Thunderbird

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Windows Office & Document Tools

17
LibreOffice iconJoplin iconNAPS2 (Scanner) iconObsidian icon

Highlights: LibreOffice, Joplin, NAPS2 (Scanner)

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Windows Game Launchers & Emulators

17
Steam iconHeroic Games Launcher iconPlaynite iconCemu icon

Highlights: Steam, Heroic Games Launcher, Playnite

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Windows Self-Hosted & File Sharing Tools

12
Jellyfin Server iconLocalSend iconSunshine/GameStream Server iconJellyfin Media Player icon

Highlights: Jellyfin Server, LocalSend, Sunshine/GameStream Server

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Editor’s Picks: 6 Essential Tools

WizTree icon

WizTree

WizTree is a fast disk space analyzer that helps you quickly find the files and folders consuming the most space on your hard drive.

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Everything icon

Everything

Everything is a search engine that locates files and folders by filename instantly for Windows. Unlike Windows search Everything initially displays…

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KeePassXC icon

KeePassXC

KeePassXC is a modern, secure, and open-source password manager that stores and manages your most sensitive information. You can run KeePassXC on…

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Ventoy icon

Ventoy

Ventoy is an open-source tool for producing and developing bootable USB drives. It supports multiple ISO files on a single USB drive, making it a…

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How to use this directory

  • 1. Pick a categoryOpen one of the 10 category cards; only that category’s apps load.
  • 2. Check the licenseUse the Open Source, Freeware, Freemium, Trial, and Paid badges to compare licensing at a glance.
  • 3. Install with WinGetCopy the command with the WinGet button or download the official installer from the vendor site.
License note: Labels are compiled from the AppStack dataset and official pricing pages. Always verify the vendor’s current license terms before installing.

Sources & verification

  • AppStack app dataset — 239 apps, categories, official links, and WinGet IDs.
  • Microsoft WinGet documentation — package manager commands and installation standards.
  • Each application’s official website — download link, license, and version information.

DigiLiner editorial team. We publish with dual-source verification, archive-backed technical review, a public corrections policy and human-supervised AI assistance. Contact: editorial@digiliner.org Editorial Policy