BookStack
- Starting price
- Free tier available
- Reviews
- Not yet rated
- Free trial
- Free tier
- Deployment
- Self-hosted
- Best for
- Teams wanting a free, self-hosted wiki/knowledge base with a clean books-chapters-pages structure
Best IT Documentation Software · 2026
BookStack vs N-able Passportal: on our data-weighted scoring, N-able Passportal edges ahead (7.6 vs 7.4/10). BookStack starts at Free tier available and is best for teams wanting a free, self-hosted wiki/knowledge base with a clean books-chapters-pages structure; N-able Passportal starts at Custom quote and is best for MSPs needing client password + documentation management with PSA/RMM integration. Choose N-able Passportal for the stronger overall track record; consider BookStack if its pricing model or fit matches your environment better. Side-by-side table below.
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Six criteria, each scored 0–10 on the same scale from real review data, public pricing and feature coverage. See our methodology →
| Criterion | BookStack | N-able Passportal |
|---|---|---|
| Editorial | 7.4 | 7.6 |
| User reviews | 7.0 | 8.6 |
| Adoption | 0.0 | 5.1 |
| Affordability | 9.5 | 5.0 |
| Feature breadth | 6.0 | 6.0 |
| Ease of trial | 7.0 | 6.0 |
| BookStack | N-able Passportal | |
|---|---|---|
| Starting price | Free tier available | Custom quote |
| Pricing model | flat | quote |
| Free trial / tier | Free tier | Free trial |
| Best for | Teams wanting a free, self-hosted wiki/knowledge base with a clean books-chapters-pages structure | MSPs needing client password + documentation management with PSA/RMM integration |
| Deployment | Self-hosted | Cloud |
| G2 rating | — | 4.3/5 (80) |
| Capterra rating | — | — |
| Our score | 7.4 | 7.6 |
You need teams wanting a free, self-hosted wiki/knowledge base with a clean books-chapters-pages structure.
You need msps needing client password + documentation management with psa/rmm integration.
N-able Passportal bills on a quote model from Custom quote (yes trial), while BookStack uses a flat model from Free tier available (free tier available). Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.
N-able Passportal ships 6 headline capabilities (Encrypted client credential vault, Automated password rotation, IT documentation (linked docs/articles), Technician access management + instant lockout) and deploys Cloud. BookStack ships 6 (Books/Chapters/Pages/Shelves hierarchy, WYSIWYG + Markdown editors, Full-text search + page permalinks, Role-based permissions), deploying Self-hosted.
N-able Passportal holds 4.3/5 (~80 G2 reviews); BookStack holds Not yet rated. On our data-weighted score, N-able Passportal edges ahead (7.6 vs 7.4/10). Pick BookStack instead when teams wanting a free, self-hosted wiki/knowledge base with a clean books-chapters-pages structure. See N-able Passportal alternatives or BookStack alternatives.