BookStack vs Shelf
| BookStack | Shelf | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | £37.50/mo | — |
| Open source | No | No |
| Platforms | api, Linux, self-hosted, Web | Web |
| Free plan | Yes | — |
| Publishing audience | both | — |
| Custom domain | Yes | — |
| SSO support | Yes | — |
| Version history | Yes | — |
Both are listed in Best Knowledge Base Software. On Samsung Mobile US Press, BookStack scores higher on our published basis.