Open Source Crowdin AlternativesTop Translators and other similar apps like Crowdin

The best open source alternative to Crowdin is Weblate. If that doesn't suit you, our users have ranked more than 50 alternatives to Crowdin and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Crowdin are LibreTranslate, Poedit, Tolgee and Apertium.

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Alternatives list

  1. Weblate icon

    Weblate

     67 likes

    Weblate is a web based translation tool with tight VCS integration. It features simple and clean user interface, propagation of translations across components, consistency checks and automatic linking to source files.

    48 Weblate alternatives

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Python
    • Redis
    • JavaScript
    • Django
    • Software as a Service (SaaS)
    • Cloudron
    • PostgreSQL
    • Docker
    Short landing page
     
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    3
    Weblate vs Crowdin Comments
    WofWca
    Positive
    1

    FOSS, works well, has a lot of cool features.

    comradekingu
    Positive
    3

    It is libre software, and gratis for libre software projects. Can also be self-hosted.

    Douze
    Positive
    0

    Slightly below in terms of features and usability, but still very usable. And open-source !

    • Weblate is Freemium and Open SourceCrowdin is Freemium and Proprietary
  2. LibreTranslate icon

    LibreTranslate

     35 likes

    Free and Open Source Translation API. 100% self-hosted, no limits, no ties to proprietary services. Built on top of Argos Translate.

    109 LibreTranslate alternatives

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    Main site
     
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    2
    LibreTranslate vs Crowdin Comments
    Douze
    Negative
    1

    LibreTranslate is not a project localization platform, but a translation tool !

    Guest
    Negative
    0

    Not a translation platform but a translation tool

    Review by a new / low-activity user.
    • LibreTranslate is Freemium and Open SourceCrowdin is Freemium and Proprietary
    • LibreTranslate is LightweightCrowdin is not according to our users
  4. Poedit icon

    Poedit

     67 likes

    Poedit is cross-platform gettext catalogs (.po files) editor. It is built with wxWidgets toolkit and can run on any platform supported by it (although it was only tested on Unix with GTK+ and Windows). It aims to provide more convenient approach to editing catalogs than...

    40 Poedit alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Windows 11
     
  5. Tolgee icon

    Tolgee

     13 likes

    You no longer have to worry about choosing the right i18n library, editor, or platform. Tolgee is the only tool you need to translate your web-based project to any language you wish.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    Tolgee screenshot 1
     
  6. Apertium icon

    Apertium

     51 likes

    Apertium is a rule-based machine translation platform. It is free software and released under the terms of the GNU General Public License.

    87 Apertium alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • Online
    • Android
    • ONLYOFFICE
    Apertium screenshot 1
     
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    1
    Apertium vs Crowdin Comments
    Douze
    Negative
    0

    Apertium is a machine-translation tool, while Crowdin a localization platform for translators.

    • Apertium is Free and Open SourceCrowdin is Freemium and Proprietary
    • Apertium is LightweightCrowdin is not according to our users
  7. Mozilla Pontoon icon

    Mozilla Pontoon

     10 likes

    Pontoon is a translation management system used and developed by the Mozilla localization community. It specializes in open source localization that is driven by the community and uses version-control systems for storing translations.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    Mozilla Pontoon screenshot 1
     
  9. Pootle icon

    Pootle

     26 likes

    Online translation platform. Pootle allows your professional or community translators to easily complete localization tasks. For you it becomes easier to manage and monitor the distributed work.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Self-Hosted
    • Python
    • Django
    Pootle screenshot 1
     
  10. Zanata icon

    Zanata

     21 likes

    Zanata is a web-based system for translators, content creators and developers to manage localisation projects.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted
    Zanata screenshot 1
     
  11. Lokalize icon

    Lokalize

     10 likes

    Lokalize is the localization tool for KDE software and other free and open source software. It is also a general computer-aided translation system (CAT) with which you can translate OpenDocument files (*.odt).

    Cost / License

    Application type

    Platforms

    • Linux
    • Flathub
    • Snapcraft
    • Windows
    Lokalize screenshot 1
     
  12. LocalTranslate icon

    LocalTranslate

     3 likes

    LocalTranslate is an offline translation application that uses Firefox’s neural translation models to perform high-quality translations locally on your device.

    Cost / License

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    LocalTranslate screenshot 1
     
  13. GPTranslate icon

    GPTranslate

     3 likes

    A fast and lightweight AI powered desktop translation application built with Rust and Tauri that provides instant translation between multiple languages with global hotkey support, system tray integration, and a beautiful user interface.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Windows
    GPTranslate screenshot 1
     
  14. OmegaT icon

    OmegaT

     27 likes

    OmegaT is a free translation memory application written in Java. It is a tool intended for professional translators. It does not translate for you!

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    OmegaT screenshot 1
     
12 of 27 Crowdin alternatives