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Millimetric vs.

Matomo

Matomo's compliance story, modern API on top.

In one paragraph

Matomo invented 'self-hosted, GDPR-friendly analytics' and still owns that crown for government and enterprise procurement. Millimetric is the same compliance posture rebuilt for HTTP, JSON and LLMs — without 12 years of PHP plugin sprawl.

Pick Matomo when…

  • Procurement says 'self-hosted, on-prem, EU-only, on a VM I touch.'
  • You have a sysadmin and like PHP.
  • You need plugin-ecosystem features (heatmaps, A/B, etc.).

Pick Millimetric when…

  • Procurement says 'EU data, no third-party cookies' but you don't want to run anything.
  • You're on serverless, edge, or Workers — Matomo doesn't fit there.
  • You want an MCP server so your AI agent can read events.
Feature
Millimetric
Matomo
  • Compliance posture
    GDPR / UK-GDPR / CCPA
    GDPR / UK-GDPR / CCPA
  • Architecture
    HTTP API + edge
    PHP + MySQL
  • Bundle size
    1.8 KB
    ~25 KB
  • Plugin ecosystem
    Narrow on purpose
    Vast
  • MCP for agents
    Native
    No

Last reviewed May 2026. Spotted an out-of-date detail? Tell us.

Our verdict

Matomo for orgs running their own iron. Millimetric for orgs running their own ideas.