Apps with 'Extensible by Plugins/Extensions' feature Page 2 of 100

All apps in Apps with 'Extensible by Plugins/Extensions' feature category. Use the filters below to narrow down your search. 
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  1. ONLYOFFICE icon
     733 likes

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

    Cost / License

    Application type

    Since

    • Since 2010

    Platforms

    • 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
    • LV flagLatvia
    • European Union flagEU
    OnlyOffice 9.3 Document running in Windows 11
    OnlyOffice 9.3 Spreadsheet running in Windows 11
    ONLYOFFICE screenshot 2
    +13
    ONLYOFFICE screenshot 3
    113 alternatives
    4.1
    Very Good69 ratings
  2. LibreWolf icon
     413 likes

    This project is a custom and independent version of Mozilla Firefox, with the primary goals of privacy, security and user freedom.

    Cost / License

    Application type

    Since

    • Since 2019

    Platforms

    • Windows
    • Chocolatey
    • Mac
    • Homebrew
    • Linux
    • Flatpak
    • Flathub
    • AppImage
    • Arch Linux
    • Debian
    • Fedora
    • Gentoo
    • openSUSE
    • OpenBSD
    • Global
    Homeage
    Settings
    112 alternatives
    4.5
    Excellent71 ratings
  3. Sublime Text icon
     2086 likes

    Sophisticated text editor for code with sleek interface, multi-select tabs, side-by-side definitions, and swift variable renaming using multiple selections.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Linux
    • Snapcraft
    • Flathub
    • Flatpak
    • AU flagAustralia
    Sublime Text screenshot 1
    Sublime Text screenshot 1
    Sublime Text screenshot 2
    +2
    Sublime Text screenshot 3
    225 alternatives
    4.0
    Very Good64 ratings
  4. VSCodium icon
     469 likes

    This repository contains a build file to generate FLOSS release binaries of Microsoft's Visual Studio Code - Open Source ("Code - OSS") project, the open source core of the proprietary Visual Studio Code.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2018

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Electron
    • Snapcraft
    • Homebrew
    • Chocolatey
    VSCodium screenshot 1
    229 alternatives
    4.8
    Excellent38 ratings
  5. Helium Browser icon
     144 likes

    Chromium-based browser with preinstalled open-source blockers, default anti-tracking features, no data collection, full extension support, and a minimal interface.

    Cost / License

    Application type

    Since

    • Since 2025

    Platforms

    • Mac
    • Windows
    • Linux
    • US flagUnited States
    Helium Browser screenshot 1
    Helium Browser screenshot 1
    Helium Browser screenshot 2
    85 alternatives
    4.7
    Excellent14 ratings
  6. A versatile open-source word processor with robust formatting, style options, and cross-platform availability, ideal for both memos and complex book publishing.

    Cost / License

    Application type

    Since

    • Since 2011

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Flathub
    • PortableApps.com
    • ReactOS
    • DE flagGermany
    • European Union flagEU
    LibreOffice - Writer screenshot 1
    LibreOffice - Writer screenshot 1
    LibreOffice 6.1 on Windows 10 (without toolbars)
    +2
    LibreOffice - Writer screenshot 3
    105 alternatives
    4.6
    Excellent27 ratings
  7. KeePass icon
     1683 likes

    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

    Application type

    Since

    • Since 2008

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Mono
    • DE flagGermany
    • European Union flagEU
    Entry Templates Plugin
    Main window
    Login Screen
    +5
    Built-in Password Generator
    287 alternatives
    4.3
    Very Good40 ratings
  8. ChatGPT icon
     767 likes

    ChatGPT is a generative artificial intelligence chatbot created by OpenAI and launched in November 2022. It is built on large language models (LLMs), enabling it to understand and generate human-like text, images, and even speech.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Since

    • Since 2022

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • US flagUnited States
    ChatGPT screenshot 1
    ChatGPT screenshot 1
    ChatGPT screenshot 2
    +1
    ChatGPT screenshot 3
    668 alternatives
    4.1
    Very Good69 ratings
  9. draw.io icon
     1061 likes

    Privacy-focused diagramming software supporting real-time collaboration, offline mode, and cloud storage without ads or registration.

    Cost / License

    Application type

    Since

    • Since 2011

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Notion
    • Self-Hosted
    • Nextcloud
    • Microsoft SharePoint
    • Flathub
    • Microsoft OneDrive
    • PortableApps.com
    • Google Drive
    • Google Docs
    • Microsoft Teams
    • Google Slides
    • Flatpak
    • Google Sheets
    • GB flagUnited Kingdom
    Use the diagram editor in dark mode. Go to app.diagrams.net/?splash=0&ui=dark
    Windows Desktop App
    Whiteboarding example
    +9
    draw.io screenshot 3
    181 alternatives
    4.7
    Excellent47 ratings
  10. Kodi icon
     1572 likes

    Open-source media player supporting Linux to iOS, highly customizable with plug-ins, supports 4K and diverse formats, privacy-centric and ad-free.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • Flathub
    • Flatpak
    • Raspberry Pi
    • Fire TV
    • Apple TV
    • HUAWEI AppGallery
    • Xbox
    • F-Droid
    • US flagUnited States
    Kodi screenshot 1
    Kodi screenshot 1
    Kodi screenshot 2
    +8
    Kodi screenshot 3
    110 alternatives
    3.6
  11. Proton VPN icon
     588 likes

    Swiss-based VPN that ensures online privacy with a high-speed network, advanced encryption, and no-logs policy, offering a free version. Supports multiple platforms and unblocks content worldwide.

    Cost / License

    Application type

    Since

    • Since 2017

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Google Chrome
    • Apple TV
    • Flathub
    • F-Droid
    • Kindle Fire
    • Android TV
    • OpenAPK
    • Flatpak
    • Fire TV
    • Mozilla Firefox
    • CH flagSwitzerland
    Proton VPN screenshot 1
    Proton VPN screenshot 1
    Proton VPN on Fedora
    +7
    Proton VPN screenshot 3
    249 alternatives
    4.4
    Very Good65 ratings
  12. Stremio icon
     2748 likes

    Media center supporting movies, series, YouTube, and smartTV casting via DLNA/Chromecast. Offers HD, subtitles, add-ons, with no registration needed. Notice of new episodes.

    Cost / License

    Application type

    Since

    • Since 2015

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • AltStore
    • Flathub
    • Tizen OS
    • Android TV
    • Flatpak
    • Meta Quest
    • BG flagBulgaria
    • European Union flagEU
    Stremio screenshot 1
    Stremio screenshot 1
    Stremio screenshot 2
    +9
    Stremio screenshot 3
    116 alternatives
    4.3
    Very Good33 ratings
  13. Fedora icon
     641 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.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2009

    Platforms

    • Linux
    • US flagUnited States
    Fedora 38
    Fedora screenshot 1
    Fedora screenshot 2
    +9
    XFCE spin
    198 alternatives
    4.6
    Excellent39 ratings
  14. WordPress icon
     1706 likes

    Open-source software for creating websites and blogs with an emphasis on accessibility, ease of use, performance, and security.

    Cost / License

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • PHP
    • Cloudron
    • Google Chrome
    • Safari
    • US flagUnited States
    WordPress screenshot 1
    WordPress screenshot 1
    WordPress screenshot 2
    +1
    WordPress screenshot 3
    188 alternatives
    3.8
  15. Vim icon
     1380 likes

    Advanced text editor with multiple modes, syntax highlighting, word completion, plugin support, built-in help, command-line tools, cross-platform and open source.

    Cost / License

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Snapcraft
    • Flathub
    • Haiku
    • Flatpak
    • AmigaOS
    • OpenSolaris
    • MorphOS
    • NL flagNetherlands
    • European Union flagEU
    Vim screenshot 1
    GVim with netrw+airlines+ctrlspace+xkb-switch+monokai theme+Source Pro font
    Plugin Gitgutter shows added lines as '+' and altere as '~'.
    241 alternatives
    4.6
    Excellent20 ratings
  16. Jellyfin icon
     396 likes

    Free open-source media system alternative to proprietary options, supports Chromecast, 4K streaming, plugin extensions, with privacy focus.

    Cost / License

    Application type

    Since

    • Since 2018

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Flathub
    • Tizen OS
    • F-Droid
    • Android TV
    • Cloudron
    • Kodi
    • Docker
    • Fire TV
    • Roku
    • Kindle Fire
    • Chrome OS
    • Flatpak
    • AppImage
    • Apple TV
    • Xbox
    • US flagUnited States
    Jellyfin screenshot 1
    Jellyfin screenshot 1
    Jellyfin screenshot 2
    +5
    Jellyfin screenshot 3
    100 alternatives
    4.6
    Excellent27 ratings
  17. KDE Plasma icon
     524 likes

    Plasma is a cross-device work environment by the KDE Community where trust is put on the user's capacity to best define their own workflow and preferences.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2009

    Platforms

    • Linux
    • BSD
    • KDE Plasma
    • postmarketOS
    • openSUSE
    • Arch Linux
    • Fedora
    • FreeBSD
    • SteamOS
    • Wayland
    • DE flagGermany
    • European Union flagEU
    A typical Plasma desktop looks like this
    KDE Plasma 5.16
    Plasma Widgets
    +3
    KDE Plasma screenshot 3
    31 alternatives
    4.7
    Excellent40 ratings
  18. Adobe Photoshop icon
     2467 likes

    Adobe Photoshop is a raster graphics editor developed and published by Adobe for Windows and macOS. It was created in 1987 by Thomas and John Knoll. Since then, the software has become the most used tool for professional digital art, especially in raster graphics editing.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Wine
    • ReactOS
    • US flagUnited States
    Adobe Photoshop screenshot 1
    Adobe Photoshop screenshot 1
    Adobe Photoshop screenshot 2
    +10
    Adobe Photoshop screenshot 3
    269 alternatives
    3.8
  19. MPC-HC icon
     1337 likes

    Open-source media player offering video and audio format support, no ads, and community-driven development. Features include dark theme, codec support, and YouTube compatibility.

    Cost / License

    Application type

    Since

    • Since 2009

    Platforms

    • Windows
    • PortableApps.com
    • PL flagPoland
    • European Union flagEU
    MPC-HC screenshot 1
    MPC-HC screenshot 1
    MPC-HC screenshot 2
    +5
    MPC-HC screenshot 3
    169 alternatives
    4.4
    Very Good46 ratings
  20. Logseq icon
     359 likes

    Local-first, privacy-focused notebook supporting Markdown and Org mode, offline use, encrypted backup, extensible with plugins, and more.

    Cost / License

    Application type

    Since

    • Since 2020

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Flathub
    • F-Droid
    • US flagUnited States
    Logseq screenshot 1
    Logseq screenshot 1
    294 alternatives
    4.4
    Very Good30 ratings
  21. MPV icon
     594 likes

    Versatile media player supporting multiple video formats, wide codec range, subtitles, hardware acceleration, OpenGL output, and intuitive CLI controls.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2013

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • Snapcraft
    • Flathub
    • F-Droid
    • Haiku
    • Xfce
    • Chocolatey
    • OpenAPK
    • US flagUnited States
    MPV screenshot 1
    MPV screenshot 1
    MPV screenshot 2
    138 alternatives
    4.4
    Very Good47 ratings
  22. Anki icon
     725 likes

    Anki is a program that makes remembering things easy. Because it is a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying or greatly increase the amount you learn.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • BSD
    • iPad
    • AU flagAustralia
    Anki screenshot 1
    Anki screenshot 1
    Anki screenshot 2
    +14
    A simple card on Mac
    364 alternatives
    4.2
    Very Good29 ratings
  23. Waterfox icon
     470 likes

    Waterfox is a free, open source web browser focused on privacy out of the box and customisation to your taste. It has built-in ad blocking, private and anonymised DNS, no telemetry and no data collection. Plus, a variety of quality of life features.

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2011

    Platforms

    • Windows
    • Mac
    • Linux
    • Flatpak
    • Flathub
    • Android
    • Android Tablet
    • GB flagUnited Kingdom
    Waterfox screenshot 1
    Waterfox screenshot 1
    Waterfox screenshot 2
    +7
    Waterfox screenshot 3
    108 alternatives
    3.7