Top 11 GDPR-compliant developer tools · cms

Sanity is the highest-ranked Top 11 Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 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. #1Sanity(rank #1 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II

    Unmatched developer experience with a real-time backend and customizable studio.

    Full Sanity review · Compare: Sanity vs Contentful · Alternatives

  2. #2Contentful(rank #2 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II, ISO 27001, HIPAA

    The market leader for secure, scalable enterprise content infrastructure.

    Full Contentful review · Alternatives

  3. #3Storyblok(rank #3 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, ISO 27001, SOC 2 Type II

    Bridges the developer-marketer gap with an excellent visual editor.

    Full Storyblok review · Alternatives

  4. #4Strapi(rank #4 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II (Cloud)

    The top open-source choice for full control and customization.

    Full Strapi review · Alternatives

  5. #5Hygraph(rank #5 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II

    The top choice for GraphQL-native projects and content federation.

    Full Hygraph review · Alternatives

  6. #6Kontent.ai(rank #6 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II, HIPAA

    A top choice for enterprise content workflows and collaboration.

    Full Kontent.ai review · Alternatives

  7. #7Contentstack(rank #7 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR, SOC 2 Type II, ISO 27001, HIPAA, CSA STAR

    A trusted, secure DXP for large, collaborative enterprises.

    Full Contentstack review · Alternatives

  8. #8Prismic(rank #8 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR

    Intuitive page building with 'Slices' and a great free tier.

    Full Prismic review · Alternatives

  9. #9DatoCMS(rank #9 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR

    A polished, fast, and user-friendly CMS for agencies.

    Full DatoCMS review · Alternatives

  10. #10ButterCMS(rank #10 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR

    The easiest way to add a blog or marketing pages to any app.

    Full ButterCMS review · Alternatives

  11. #11TinaCMS(rank #11 in Sanity vs Contentful vs Storyblok: 11 Best Headless CMS 2026)

    GDPR

    A Git-based CMS offering a unique, live on-page editing experience.

    Full TinaCMS review · Alternatives

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