# Outline alternatives

The highest-scoring alternative to Outline in Wiki Software is **Atlassian Confluence** (83/100), against Outline's 65/100. Ranked on independent signals, not user reviews. No vendor pays for placement.

| # | Alternative | Score | Confidence | Compare |
|--:|---|--:|---|---|
| 1 | [Atlassian Confluence](https://www.vioscale.ai/software/atlassian-confluence) | 83 | 41% (low) | [Outline vs Atlassian Confluence](https://www.vioscale.ai/compare/atlassian-confluence-vs-outline) |
| 2 | [Slab](https://www.vioscale.ai/software/slab) | 73 | 42% (low) | [Outline vs Slab](https://www.vioscale.ai/compare/outline-vs-slab) |
| 3 | [BookStack](https://www.vioscale.ai/software/bookstack) | 60 | 14% (low) | [Outline vs BookStack](https://www.vioscale.ai/compare/bookstack-vs-outline) |

Outline itself ranks #3 of 4 in Wiki Software.

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*Source: Vioscale (https://www.vioscale.ai/alternatives/outline). Generated 2026-09-01T14:24:59.677Z.*