Flatpak Packages Page 24 of 39

Browse 952 Flatpak Packages on AlternativeTo.

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  1. SER Player icon
     1 like

    A simple video player for playing SER files used for solar, lunar and planetary astronomy-imaging.

    Cost / License

    Since

    • Since 2025

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Mac
    • Windows
    • FR flagFrance
    • European Union flagEU
    SER Player screenshot 1
    SER Player screenshot 1
  2. Poliedros icon
     1 like

    Multi-type dice roller for Linux with quick mouse-based rolls, advanced command mode, custom combinations, and open-source support for tabletop gaming needs.

    Cost / License

    Since

    • Since 2024

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • BR flagBrazil
    Poliedros screenshot 1
    Poliedros screenshot 1
    Poliedros screenshot 2
    +1
    Poliedros screenshot 3
    8 alternatives
  3. Morphosis icon
     2 likes

    Morphosis is a document conversion app written in Python, using GTK4 and Libadwaita.

    Cost / License

    Since

    • Since 2024

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Linux Mobile
    Morphosis screenshot 1
    59 alternatives
  4.  Curtail icon
     5 likes

    Curtail (previously ImCompressor) is a useful image compressor, supporting PNG and JPEG file types. It support both lossless and lossy compression modes with an option to whether keep or not metadata of images. It is inspired by .

    Cost / License

    Application type

    Since

    • Since 2019

    Platforms

    • Linux
    • Flathub
    • GNOME
    • Flatpak
    • Linux Mobile
     Curtail screenshot 1
     Curtail screenshot 1
  5. OutFly icon
     1 like

    OutFly is an atmospheric, open world, realistic 3D space game that throws you into the Rings of Jupiter with a self-sufficient sportswear space suit that will take you anywhere.

    Cost / License

    Since

    • Since 2024

    Platforms

    • Linux
    • Windows
    • Flathub
    • Flatpak
    OutFly screenshot 1
    OutFly screenshot 1
    OutFly screenshot 2
    +3
    OutFly screenshot 3
    4 alternatives
  6. Gai icon
     2 likes

    Gai is a beginner-friendly AI toolkit with no ads, no registration, and no other permissions required, except for Internet.

    Cost / License

    • Free
    • Proprietary

    Application type

    Since

    • Since 2025

    Platforms

    • Windows
    • Mac
    • Linux
    • Flathub
    • Flatpak
    • iPhone
    • iPad
    • Android
    • Android Tablet
    Gai screenshot 1
    Gai screenshot 1
    Gai screenshot 2
    18 alternatives
  7. Openterface icon
     1 like

    A cross-platform application that supports both aarch64 and x86 architectures. It serves as a comprehensive control interface for openterface-Mini-KVM devices. Use openterfaceQT and openterface-Mini-KVM can control any headless device via HDMI and USB.

    Cost / License

    Since

    • Since 2025

    Platforms

    • Mac
    • Android
    • Android Tablet
    • Windows
    • Linux
    • Flathub
    • Flatpak
    • HK flagHong Kong
    Openterface screenshot 1
    Openterface screenshot 1
    Openterface screenshot 2
  8. Improve-ImgSLI is a free, open-source image comparison tool for designers, photographers, and AI upscaling enthusiasts. It lets you compare two images side-by-side or over-under with a draggable splitter, an advanced magnifier (Nearest Neighbor, Bilinear, Bicubic, Lanczos), and...

    Cost / License

    Since

    • Since 2025

    Platforms

    • Windows
    • Linux
    • Arch Linux
    • Flathub
    • Flatpak
    • RU flagRussia
    Magnifier
    Difference View
    Video Editor
    3 alternatives
  9. Wheel Wizard icon
     1 like

    Wheel Wizard, our mod manager, is created for the sole purpose of convenience. Technically, these mods and Retro Rewind are all doable without this app, but this app makes it possible with just a few clicks.

    Cost / License

    Since

    • Since 2025

    Platforms

    • Windows
    • Linux
    • Flathub
    • Flatpak
    Wheel Wizard screenshot 1
    Wheel Wizard screenshot 1
    Wheel Wizard screenshot 2
    +1
    Wheel Wizard screenshot 3
  10. Chronograph icon
     1 like

    Chronograph is the app for syncing song lyrics by timestamps. Chronograph supports .ogg, .flac, .mp3, .m4a and .wav media formats. Also it supports .aac format, but without metadata reading, editing and automatic publishing to the LRClib.

    Cost / License

    Application type

    Since

    • Since 2025

    Platforms

    • Linux
    • Flathub
    • Flatpak
    Chronograph screenshot 1
    Chronograph screenshot 1
    Chronograph screenshot 2
    +7
    Chronograph screenshot 3
    18 alternatives
  11. Learn 6502 Assembly is a modern, native Adwaita application that provides a complete learning environment for 6502 assembly language programming. Built with GJS and TypeScript, this application brings the classic Learn6502 tutorial by Nick Morgan to your desktop as a beautiful...

    Cost / License

    Since

    • Since 2025

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Linux Mobile
    Learn 6502 Assembly screenshot 1
    Learn 6502 Assembly screenshot 2
    Learn 6502 Assembly screenshot 3
    5 alternatives
  12. Spider icon
     1 like

    Install and integrate web apps into GNOME desktop! Spider uses WebKit to display sites in isolated windows with icons, titles, and integrated themes, functioning as independent apps. It’s a lightweight, practical way to use web services like native applications on the Linux desktop.

    Cost / License

    Application type

    Since

    • Since 2025

    Platforms

    • Linux
    • Flathub
    • Flatpak
    Spider screenshot 1
  13. Cosmic Money icon
     2 likes

    A simple and intuitive money manager designed for the COSMIC desktop environment. Easily track expenses, manage budgets, and monitor financial health all in one place.

    Cost / License

    Application type

    Since

    • Since 2024

    Alerts

    • Discontinued

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • IT flagItaly
    • European Union flagEU
    Cosmic Money screenshot 1
    Cosmic Money screenshot 1
    63 alternatives
  14. NEST Desktop icon
     1 like

    NEST Desktop is a web-based application which provides a graphical user interface for NEST Simulator. With this easy-to-use tool, users can interactively construct neuronal networks and explore network dynamics.

    Cost / License

    • Free
    • Open Source (MIT)

    Since

    • Since 2024

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Self-Hosted
    • Docker
    NEST Desktop screenshot 1
    NEST Desktop screenshot 1
    NEST Desktop screenshot 2
    5 alternatives
  15. TurboWarp icon
     3 likes

    TurboWarp is a Scratch mod that compiles projects to JavaScript to make them run really fast.

    Cost / License

    • Free
    • Open Source

    Since

    • Since 2021

    Platforms

    • Windows
    • Online
    • Mac
    • Linux
    • Debian
    • Ubuntu
    • Raspberry Pi OS
    • Linux Mint
    • Arch Linux
    • Flatpak
    • Flathub
    • Snapcraft
    • AppImage
    12 alternatives
  16. Hand TeX icon
     1 like

    Hand TeX uses machine learning to find the matching LaTeX symbol and also offers a searchable list of all symbols.

    Cost / License

    Application type

    Since

    • Since 2025

    Platforms

    • Windows
    • Mac
    • Linux
    • Flathub
    • Flatpak
    Hand TeX screenshot 1
    Hand TeX screenshot 1
    Hand TeX screenshot 2
    +1
    Hand TeX screenshot 3
    1 alternative
  17. Hedge Mod Manager is an easy-to-use tool that helps you install and manage game mods for Sonic games on PC.

    Cost / License

    • Free
    • Open Source (MIT)

    Since

    • Since 2025

    Platforms

    • Windows
    • Linux
    • Flathub
    • Flatpak
    • SteamOS
    Hedge Mod Manager screenshot 1
    Hedge Mod Manager screenshot 1
    14 alternatives
  18. XStreaming icon
     1 like

    XStreaming is an open-source Xbox/cloud gaming streaming client for mobile devices, inspired by the API interfaces and implementations provided by Greenlight.

    Cost / License

    • Free
    • Open Source (MIT)

    Since

    • Since 2025

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • Flathub
    • Flatpak
    • SteamOS
    • iPhone
    • iPad
    • HarmonyOS
    • HUAWEI AppGallery
    XStreaming screenshot 1
    XStreaming screenshot 1
    XStreaming screenshot 2
    +5
    XStreaming screenshot 3
  19. SoulFire icon
     1 like

    Advanced Minecraft server-stresser tool. Launch bot attacks on your servers to measure performance.

    Cost / License

    Since

    • Since 2025

    Platforms

    • Windows
    • Mac
    • Linux
    • Flathub
    • Flatpak
    • Docker
    • Self-Hosted
    SoulFire screenshot 1
    SoulFire screenshot 1
  20. With this tool, you can easily rename and see the properties of your audio devices if you're running PipeWire as your audio server and WirePlumber as its session and policy manager.

    Cost / License

    Since

    • Since 2025

    Platforms

    • Linux
    • Flathub
    • Flatpak
    Simple WirePlumber GUI screenshot 1
    1 alternative