| Price from | Free | $60/mo |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | — | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 5 |
| Spec score · Discussion Forum Software | 7.8 (#6) | 7.1 (#9) |
| Spec score · Forum Software | 7.7 (#11) | 7.1 (#15) |
| Spec score · Online Community Platforms | 7.5 (#38) | 7.1 (#48) |
| Moderation | Moderators can use inline and delayed moderation, custom moderator tools, queues, reports, and warning actions. | Staff can edit content in place, moderate items in bulk, review an approval queue, and handle user reports. |
| Purpose | MyBB is free, open source forum software for building online communities. | XenForo is a community platform whose primary application is a forum system for creating and replying to discussion threads. |
| Support | Support resources include documentation, community forums, and a Discord server; the documentation says community forum support is free and available to anyone using MyBB. | The Cloud Starter and Standard plans list lifetime support, while Business lists lifetime priority support. |