Top 11 GDPR-compliant workplace software · knowledge management

Notion is the highest-ranked Top 11 Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026 provider holding GDPR compliance.

Why this answer

Filtered to entries that publicly document GDPR compliance (in their security page, trust center, or marketing collateral). "In progress" claims do not qualify.

Showing the top 11 of 11+ screened. Methodology at /methodology.

  1. #1Notion(rank #1 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR, HIPAA

    The most flexible authoring with AI answers at any price.

    Full Notion review · Compare: Notion vs Confluence · Alternatives

  2. #2Confluence(rank #2 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR, HIPAA

    Structured enterprise wiki tied into Atlassian.

    Full Confluence review · Alternatives

  3. #3Guru(rank #3 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR, HIPAA

    Verified, AI-searchable answers surfaced where you work.

    Full Guru review · Alternatives

  4. #4Document360(rank #4 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR

    Purpose-built knowledge base with public help center.

    Full Document360 review · Alternatives

  5. #5Slab(rank #5 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, GDPR

    Polished editor with unified cross-tool search.

    Full Slab review · Alternatives

  6. #6Bloomfire(rank #6 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR

    Enterprise hub with deep content indexing.

    Full Bloomfire review · Alternatives

  7. #7Nuclino(rank #7 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2, GDPR

    Minimalist, fast wiki for small teams.

    Full Nuclino review · Alternatives

  8. #8Helpjuice(rank #8 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2, GDPR

    Customizable knowledge base with hands-on setup.

    Full Helpjuice review · Alternatives

  9. #9Stack Overflow for Teams(rank #9 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR

    Private developer Q&A in a trusted format.

    Full Stack Overflow for Teams review · Alternatives

  10. #10Tettra(rank #10 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2, GDPR

    Slack-native wiki with AI and curation.

    Full Tettra review · Alternatives

  11. #11Glean(rank #11 in Notion vs Confluence vs Guru: 11 Best Knowledge Management Software 2026)

    SOC 2 Type II, ISO 27001, GDPR, HIPAA

    AI assistant that answers across all your apps.

    Full Glean review · Alternatives

Methodology: /methodology · No paid placement ever · Verified .