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Top Open Source Translation Management Tools in 2026

A curated collection of the 5 best free and open-source Translation Management tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • Weblate

    Web-based continuous localization platform

    Stars
    6,041
    Last commit
    10d ago
    License
    GPL-3.0

  • Tolgee

    Open-source localization platform for developers

    Stars
    4,081
    Last commit
    10d ago
    License
    Open Source

  • Lingo.dev

    Localization engine for consistent translations

    Stars
    5,407
    Last commit
    17d ago
    License
    Apache-2.0

  • Languine

    Automated localization for fast-paced startups

    Stars
    2,031
    Last commit
    4mo ago
    License
    MIT

  • LibreTranslate

    Free and open source machine translation API

    Stars
    16,138
    Last commit
    14d ago
    License
    AGPL-3.0
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Showing 5 of 5 open-source tools