XWiki
French open-source enterprise wiki founded in 2004 in Paris. Used by Amazon, Lenovo, and governments across Europe for knowledge management and collaboration. Self-hostable with full data sovereignty. Also the company behind CryptPad.
Quick facts
- Headquarters
- Paris, France
- Hosting
- 🇫🇷 France
- Company
- XWiki SAS
- Founded
- 2004
- Ownership
- Independent
- Infrastructure
- Own infrastructure
- Open source
- Full
- GDPR
- Compliant
- Pricing
- Open Core · from Free
- Free tier
- Yes
- Platforms
- Web, Self-Hosted
Why does it score 100?
Pricing & availability
What does it replace?
Notion 
Confluence 
Google Docs More European Note-taking alternatives
Joplin
100 · Certified EuropeanOpen-source note-taking app created by French developer Laurent Cozic. Supports end-to-end encryption, Markdown, web clipping, and sync via Joplin Cloud (France-hosted) or self-hosted. Available on all platforms with a rich plugin ecosystem.
Standard Notes
95 · Certified EuropeanEnd-to-end encrypted note-taking app acquired by Proton AG in April 2024. Now running on Proton's Swiss infrastructure. Open source, independently audited four times, self-hostable. 300,000+ active users. Continues operating as a standalone product under Proton ownership.
Tuta Notes
100 · Certified EuropeanEnd-to-end encrypted note-taking built into Tuta Mail by German company Tutao GmbH. Post-quantum TutaCrypt encryption. Notes stored on own German servers. Included in all Tuta plans including free.