Open Source vBulletin Alternatives
The best open source alternative to vBulletin is Discourse. It's not free, so if you're looking for a free alternative, you could try Flarum or phpBB. If that doesn't suit you, our users have ranked more than 25 alternatives to vBulletin and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to vBulletin are Simple Machines Forum (Free, Open Source), NodeBB (Freemium, Open Source), MyBB (Free, Open Source) and FluxBB (Free, Open Source).
- Open source, self-hosted forum solution with integrations for Slack, Wordpress, and more. View 63 alternatives to Discourse
- Paid • Open Source
- Online
- Self-Hosted
- Ruby
- JavaScript
- Cloudron
- Docker
- Flarum is the next-generation forum software that makes online discussion fun. It's simple, fast, and free. View 49 alternatives to Flarum
- Free • Open Source
- Self-Hosted
- PHP
- Since its creation in 2000, phpBB™ has become the most widely used Open Source forum solution. Like its predecessors, phpBB™ 3. View 55 alternatives to phpBB
- Simple Machines Forum — SMF in short — is a free, professional grade software package that allows you to set up your own online community within minutes. View 45 alternatives to Simple Machines Forum
- NodeBB is next generation forum software. It's powerful, mobile-ready and easy to use. View 45 alternatives to NodeBB
- Freemium • Open Source
- Online
- Self-Hosted
- MongoDB
- Redis
- Cloudron
- Node.JS
- MyBB is the free and open source, intuitive, extensible, and incredibly powerful forum software you've been looking for. View 46 alternatives to MyBB
- FluxBB is a fast, light, user-friendly forum application for your website. View 43 alternatives to FluxBB
- Vanilla is a powerfully simple discussion forum you can easily customize to make as unique as your community. View 51 alternatives to Vanilla
- 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. View 45 alternatives to bbPress
- Free • Open Source
- Online
- Community Builder (CB) is an extremely flexible and robust social networking solution for Joomla. View 98 alternatives to Community Builder