Apps with 'FOSS' feature

All apps in Apps with 'FOSS' feature category. Use the filters below to narrow down your search. 
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  1. Thunderbird icon
     2467 likes

    Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc.

    • Email Client
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Haiku
    • Homebrew
    • Chocolatey
    Thunderbird screenshot 1
    Best alternatives are K-9 Mail iconK-9 MailandClaws Mail iconClaws Mail85 alternatives
  2. qBittorrent icon
     1704 likes

    Advanced open-source torrent client with search engine, ad-free interface, OS compatibility, magnet link support, and remote control through Web UI.

    • Torrent Client
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Haiku
    qBittorrent screenshot 1
    Best alternatives are Transmission iconTransmissionandDeluge iconDeluge74 alternatives
  3. Blender icon
     1692 likes

    Free open-source 3D software for modeling, texturing, rigging, animation, rendering, compositing, video editing, and simulation.

    • 3D Modeler
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    • Flathub
    • PortableApps.com
    • Haiku
    • Steam
    • Flatpak
    • Snapcraft
    Splash Artwork for Blender 4.3
    Best alternatives are Autodesk Maya iconAutodesk MayaandWings 3D iconWings 3D139 alternatives
  4. Nextcloud icon
     1105 likes

    On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.

    • Cloud Storage Service
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    • Cloudron
    • Snapcraft
    • Docker Hub
    • Raspberry Pi
    Simple and powerful file sync & share
    Best alternatives are ownCloud iconownCloudandDropbox iconDropbox149 alternatives
  5. F-Droid icon
     787 likes

    Discover and install FOSS Android apps with ease. Privacy-focused, ad-free, and no registration required, F-Droid offers a lightweight alternative.

    • App Store
    • FreeOpen Source
    • Online
    • Android
    • Android Tablet
    • F-Droid
    F-Droid screenshot 1
    F-Droid screenshot 2
    F-Droid screenshot 3
    Best alternatives are Droid-ify iconDroid-ifyandAurora Store iconAurora Store74 alternatives
  6. calibre icon
     1439 likes

    Free e-book manager offering library management, multi-format conversion, syncing to devices, news download as e-books, built-in viewer, editor, and privacy.

    • Ebook Reader
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Flathub
    • PortableApps.com
    • Homebrew
    calibre screenshot 1
    Best alternatives are Librera Reader iconLibrera ReaderandKOReader iconKOReader109 alternatives
  7. Element icon
     720 likes

    A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.

    • Instant Messenger
    • Free PersonalOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Flathub
    • F-Droid
    • Cloudron
    Video calls for desktop and mobile
    Best alternatives are Signal iconSignalandTelegram iconTelegram301 alternatives
  8. A versatile open-source word processor with robust formatting, style options, and cross-platform availability, ideal for both memos and complex book publishing.

    • Word Processor
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD
    • Flathub
    • PortableApps.com
    • ReactOS
    LibreOffice - Writer screenshot 1
    Best alternatives are ONLYOFFICE iconONLYOFFICEandMicrosoft Word iconMicrosoft Word83 alternatives
  9. ONLYOFFICE icon
     572 likes

    Open-source suite for editing documents, spreadsheets, presentations, forms, and PDF files with co-editing modes, plugin support, and integration across over 40 platforms.

    • Word Processor
    • Free PersonalOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Flathub
    • Samsung Galaxy Store
    • Software as a Service (SaaS)
    • Flatpak
    • Cloudron
    ONLYOFFICE screenshot 1
    Best alternatives are LibreOffice iconLibreOffice71 alternatives
  10. RustDesk icon
     243 likes

    Open source tool for secure remote access and screen sharing, supporting cross-platform use and self-hosting for complete data control.

    • Remote Desktop Tool
    • FreemiumOpen Source
    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Flathub
    • F-Droid
    • Flatpak
    RustDesk screenshot 1
    Best alternatives are TeamViewer iconTeamViewerandAnyDesk iconAnyDesk123 alternatives
  11. Fedora icon
     570 likes

    Fedora creates an innovative, free, and open source platform for hardware, clouds, and containers that enables software developers and community members to build tailored solutions for their users.

    Fedora 38
    Best alternatives are Linux Mint iconLinux MintandUbuntu iconUbuntu180 alternatives
  12. Godot Engine icon
     553 likes

    Godot Engine is a feature-packed, cross-platform game engine to create 2D and 3D games from a unified interface. It provides a comprehensive set of common tools, so that users can focus on making games without having to reinvent the wheel.

    • Game Development Tool
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Epic Games Store
    • Flathub
    • F-Droid
    • Haiku
    • Steam
    • FreeBSD
    • Flatpak
    Godot Engine screenshot 1
    Best alternatives are Unreal Engine iconUnreal EngineandUnity iconUnity174 alternatives
  13. Aurora Store icon
     268 likes

    Aurora Store is an unofficial, FOSS client to Google's Play Store with an elegant design. Not only does Aurora Store download, update, and search for apps like the Play Store, it also empowers the user with new features.

    • App Store
    • FreeOpen Source
    • Android
    • Android Tablet
    • F-Droid
    Aurora Store screenshot 1
    Aurora Store screenshot 2
    Aurora Store screenshot 3
    Best alternatives are F-Droid iconF-DroidandObtainium iconObtainium71 alternatives
  14. Arch Linux icon
     764 likes

    Arch Linux is an independently developed, x86_64 optimized GNU/Linux distribution targeted at competent Linux users. It uses pacman, its home-grown package manager, to provide updates to the latest software applications with full dependency tracking.

    arch with KDE 4.4 desktop
    Best alternatives are Manjaro Linux iconManjaro LinuxandLinux Mint iconLinux Mint191 alternatives
  15. FreeTube icon
     222 likes

    Experience YouTube ad-free on desktop with enhanced privacy. FreeTube prevents Google tracking and works seamlessly across Windows, Mac, and Linux.

    • YouTube Client
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • AppImageHub
    • Flathub
    • Flatpak
    FreeTube screenshot 1
    Best alternatives are NewPipe iconNewPipeandYouTube iconYouTube77 alternatives