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// developer program — private beta

Build on itemzz.

Build on structured household data. The most complete entity dataset in Europe — accessible via API, ready for your integration.

Read the docs →Join waitlist →

Two ways to build

// Build ON itemzz

  • • Access entity data via REST API and MCP server
  • • Build automations triggered by itemzz events
  • • Create custom output modules
  • • Embed itemzz data in your platform

Use cases

PropTech, FinTech, HR platforms, insurance portals

// Build FOR itemzz

  • • Submit marketplace listings (offer your service to itemzz users)
  • • Build connector plugins (add new data sources)
  • • Contribute output modules (new Forms & Audits)
  • • Build AI agent skills

What's available

REST API

Read and write entity data with user consent. Full OpenAPI spec.

MCP server

Connect itemzz to any AI workflow via the Model Context Protocol.

Webhooks

Trigger external actions from itemzz events.

Marketplace SDK

List your service. Reach users at the right moment with pre-filled data.

Use cases

  • // insurance portal → receive pre-filled Hausrat quotes
  • // energy provider → receive pre-filled tariff requests
  • // moving company → receive item inventory for relocation
  • // proptech → access household asset + contract data
  • // hr platform → access income and employment data
  • // mortgage broker → access savings, income, and asset data

The developer program is in private beta.

We're onboarding a limited number of developers and integration partners. Join the waitlist and we'll be in touch.

Join the waitlist

Name · Email · Use case