Knowledge Base Software · compliance · Updated September 2026
GDPR-compliant Knowledge Base Software
8 of the 8 knowledge base software tools we track publish GDPR compliance, from $6/mo. Here's the verified list — every name links to its sourced pricing record and the date we captured it.
The verified list
- GDPR-compliant: Nuclino, Slite, Tettra, Notion, Helpjuice, Document360, Guru, and Slab.
- Cheapest: Nuclino from $6/mo.
- Coverage: 8 of 8 tracked knowledge base software tools.
As of · compliance status is re-verified with each catalog refresh
GDPR-compliant knowledge base software — pricing & other attestations
| Tool | Entry price | Also certified | Verified |
|---|---|---|---|
| Nuclino | $6/mo | SOC 2 | 2026-09-02 |
| Slite | $10/mo | SOC 2, HIPAA | 2026-09-02 |
| Tettra | $10/mo | — | 2026-09-02 |
| Notion | $12/mo | SOC 2, HIPAA | 2026-09-02 |
| Helpjuice | $249/mo | SOC 2 | 2026-09-02 |
| Document360 | quote-only | — | 2026-06-15 |
| Guru | quote-only | SOC 2, HIPAA | 2026-09-02 |
| Slab | free plan only | SOC 2 | 2026-09-02 |
Compliance and pricing re-verified with each catalog refresh. Last catalog update 2026-09-02.
Frequently asked questions
Which knowledge base software tools are GDPR-compliant?
Nuclino, Slite, Tettra, Notion, Helpjuice, Document360, Guru, and Slab carry GDPR compliance as of 2026-09-02.
What is the cheapest GDPR-compliant knowledge base software?
Nuclino, from $6/mo. Verified 2026-09-02.
More on knowledge base software
Compare all knowledge base software · SOC 2-certified knowledge base software · HIPAA-compliant knowledge base software · Open data · MCP