Alternatives to Simple Machines Forum for all platforms with Open Source License

  • phpBB

    Since its creation in 2000, phpBB™ has become the most widely used Open Source forum solution. Like its predecessors, phpBB™ 3.2 “Rhea” has an easy to use administration...

    Free Open Source Mac Windows Linux PHP

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  • MyBB

    MyBB is the free and open source, intuitive, extensible, and incredibly powerful forum software you've been looking for. With everything from forums to threads...

    Free Open Source Mac Windows Linux Web

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  • NodeBB

    NodeBB is an open source forum software that's free and easy to use. A community forum allows you to engage and retain customers, keeping them interested and...

    Free Open Source Web Self-Hosted MongoDB Redis Cloudron

    No features added Add a feature

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  • bbPress

    bbPress is forum software with a twist from the creators of WordPress. Its focused on web standards, ease of use, ease of integration, and speed. bbPress will try to...

    Free Open Source Web

    No features added Add a feature

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  • FluxBB

    FluxBB is a fast, light, user-friendly forum application for your website. FluxBB was designed as a lighter, faster alternative to some of the traditional feature heavy...

    Free Open Source Mac Windows Linux Web

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  • PunBB

    PunBB is a fast and lightweight PHP-powered discussion board. It is released under the GNU General Public License.

    • Discontinued Last release was 4 years ago. Last commit was 2 years ago.

    Free Open Source Mac Windows Linux Self-Hosted

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  • YaBB

    YaBB is a free Perl forum (bulletin board) system that has rivaled professional message boards for years. YaBB provides chat for visitors where they can post any time...

    Free Open Source Mac Windows Linux Web Self-Hosted ... Perl

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  • miniBB

    miniBB is a standalone, open source program for building your own Internet forum. If you want a lite, simple and stable message board attached to your existing website...

    Free Open Source Self-Hosted

    No features added Add a feature

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  • LayerBB

    LayerBB is a small yet feature rich community software which enables you to quickly and easily start your own community. It offers great flexibility and easily...

    Free Open Source Linux Web Self-Hosted

    No features added Add a feature

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  • Spirit-Project

    Spirit is a modern discussion platform. Notifications Receive an automatic notification everytime someone mentions your @name, quotes you or answers to your...

    Free Open Source Self-Hosted

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Platforms

Web / Online

Show 18 less popular platforms