Best Open Source Win

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RemovedUserList by RemovedUser, last updated 
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  1. Free and open-source office suite with advanced word processing, spreadsheets, presentations, vector graphics, math formula editor, and database tools.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Flatpak
    LibreOffice Writer on Linux
    LibreOffice Calc on Linux
    Main menu (old version)
    +8
    LibreOffice Writer on Windows 7
  2. A free, open-source viewer for Windows, supports PDFs, eBooks, Comics, with a simple, fast, and portable design prioritized for ease of use.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Windows
    SumatraPDF screenshot 1
    SumatraPDF screenshot 1
    SumatraPDF screenshot 2
    +3
    SumatraPDF screenshot 3
  3. 7-Zip icon
     Like

    Efficient file archiver offering superior compression and encryption. Supports multiple formats such as TAR, ZIP, with a unique self-extracting feature.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • PortableApps.com
    • ReactOS
    Main Window
    Add to Archive
    Options
  4. Cross-platform, free media player supports multimedia files, DVDs, streaming, offers hardware acceleration, 4K, lossless audio, and more.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • AppImageHub
    • Apple Watch
    • Snapcraft
    • Google Chrome
    • Apple TV
    • Flathub
    • PortableApps.com
    • F-Droid
    • Kindle Fire
    • Haiku
    • Android TV
    • Homebrew
    • Chocolatey
    • HUAWEI AppGallery
    VLC Media Player screenshot 1
    VLC Media Player screenshot 1
    VLC Media Player screenshot 2
    +4
    VLC Media Player screenshot 3
  5. IrfanView icon
     Like

    Fast and powerful image viewer, editor, and converter for beginners and pros. Supports various formats, batch processing, and many extensions.

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Platforms

    • Windows
    • PortableApps.com
    IrfanView screenshot 1
    IrfanView screenshot 1
    Paint plugin
    +33
    Add text to image
  6. GIMP icon
     Like

    Advanced image manipulation tool offering comprehensive tools for photo retouching, composition, and batch processing in a free package.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Haiku
    • Flatpak
    • AmigaOS
    yes
    GIMP 2.99.18 on Windows, non-default theme.
    GIMP screenshot 2
    +5
    GIMP screenshot 3
  7. KeePass icon
     Like

    Free and open source password manager storing passwords in a local encrypted database with strong AES or Twofish encryption and master key access.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Mono
    Entry Templates Plugin
    Main window
    Login Screen
    +5
    Built-in Password Generator
  8. Inkscape icon
     Like

    Open source vector graphics editor supporting SVG with features like custom brushes, pressure sensitivity, and layer management across multiple platforms.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Haiku
    Inkscape screenshot 1
    Inkscape screenshot 1
    Inkscape screenshot 2
    +8
    Inkscape screenshot 3
  9. Audacity icon
     Like

    Free open-source multi-track audio editor and recorder with 32-bit float processing. Supports many formats and plugins for Windows, macOS, Linux.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • AppImageHub
    • Flathub
    • PortableApps.com
    • Haiku
    Editing Audio
    Audacity 2.2.0 in default Light theme running on Windows 10
    Recording with Audacity 2.2.0 in Dark theme on Windows 10
    +4
    Audacity 2.2.0 MIDI playback running on macOS
  10. InfraRecorder is a free CD/DVD burning solution for Microsoft Windows. It offers a wide range of powerful features; all through an easy to use application interface and Windows Explorer integration.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • PortableApps.com
    InfraRecorder screenshot 1
    InfraRecorder screenshot 1
    InfraRecorder screenshot 2
    +1
    InfraRecorder screenshot 3
  11. Open-source browser with Gecko engine, supporting HTML add-ons and providing privacy features like Enhanced Tracking Protection and third-party cookie blocking.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • HUAWEI AppGallery
    • iPad
    • AppImageHub
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • PortableApps.com
    • Haiku
    • Flatpak
    • Homebrew
    • Chocolatey
    • Gecko
    Firefox Desktop (Light Theme)
    Firefox Desktop (Dark Theme)
    Firefox iOS (Light Theme)
    +7
    Firefox iOS (Dark Theme)
  12. Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Haiku
    • Homebrew
    • Chocolatey
    Thunderbird screenshot 1
    Thunderbird screenshot 1
    Thunderbird screenshot 2
    +8
    Thunderbird screenshot 3
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