Atlassian Confluence vs OpenProject
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Atlassian Confluence is the stronger AI pick in Project Management: it has a visibility score of 3.1 versus 0 for OpenProject.
Choose Atlassian Confluence if…
- You want the brand AI engines rank higher (3.1 vs 0)
- You need a self-hosted or on-premises option
- You need SOC 2 or SOC 3 or PCI DSS or ISO/IEC 27001 or ISO/IEC 27018 coverage
- You prefer a larger, established vendor (5,000+ employees)
Choose OpenProject if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Atlassian Confluence | OpenProject |
|---|---|---|
| Visibility score | 3.1% | 0% |
| Change vs last week | New | New |
| Rank in Project Management | #25 | #53 |
| Share of voice | 1% | 0% |
| Mentions this run | 5 | 0 |
| Positive in AI answers | 42% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Atlassian Confluence 0pp · OpenProject 0pp over 0 weekly runs.
Engine by engine
Atlassian Confluence leads on 2 of 3 engines
Head to head in AI answers
0 engine answers name both brands
Features, pricing & fit
| Dimension | Atlassian Confluence | OpenProject |
|---|---|---|
| Deployment | Cloud (SaaS, hosted by Atlassian) and self-hosted Data Center. Confluence Server reached end of support on 15 February 2024. | On-premises or hosted by OpenProject in the EU or Germany |
| Compliance | SOC 2, SOC 3, PCI DSS, ISO/IEC 27001, ISO/IEC 27018 | — |
| Support | — | Community forum and tickets, Email support (Basic and above), Phone support (Professional and above), Dedicated support engineer (Corporate) |
| Headquarters | Sydney, Australia | Berlin, Germany |
| Employees | 5,000+ | 51–200 |
| Funding | Grant | Accelerator/incubator investment (TechCode, minority stake) |
| Best for | — | Organizations that want open source project management with control over their data, including universities, public sector bodies, NGOs and companies focused on data sovereignty. |
Pros and cons
Themes from the AI answers that mention each brand
Atlassian Confluence
- Industry standard for large-scale enterprise documentation and wikis
- Deep integration with Jira and the Atlassian ecosystem
- Strong fit for engineering and technical teams
- Free plan supports up to 10 users
- Savings of up to 17% when billed annually
OpenProject
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Atlassian Confluence vs OpenProject”, https://slateindex.ai/compare/atlassian-confluence-vs-openproject, data of Nov 3, 2026. Licence: CC BY 4.0.