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Top Open Source Forum Software Tools in 2026

A curated collection of the 3 best free and open-source Forum Software tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • Storyden

    Self-hosted community forum platform

    Stars
    332
    Last commit
    14d ago
    License
    MPL-2.0

  • Flarum

    Lightweight, extensible forum platform with a sleek interface, powerful moderation tools, and seamless integration capabilities.

    Stars
    16,383
    Last commit
    13d ago
    License
    MIT

  • Discourse

    Customizable community platform for tech companies

    Stars
    47,740
    Last commit
    10d ago
    License
    GPL-2.0
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