# OpenRegister > OpenRegister API Documentation - Comprehensive access to German company data from official registers including Handelsregister and Bundesanzeiger ## Docs - [Introduction](https://docs.openregister.de/introduction.md): Getting started with the OpenRegister API - [Quickstart](https://docs.openregister.de/quickstart.md): Get started with the OpenRegister API in minutes - [Pricing](https://docs.openregister.de/pricing.md): Pricing for the OpenRegister API - [Handelsregister](https://docs.openregister.de/sources/handelsregister.md): The OpenRegister API provides comprehensive access to data from the German Handelsregister. - [Bundesanzeiger](https://docs.openregister.de/sources/bundesanzeiger.md): The OpenRegister API provides comprehensive access to financial data from the German Bundesanzeiger. - [Web Data](https://docs.openregister.de/sources/web-data.md): The OpenRegister API provides access to contact information and social media data extracted from company websites. - [Transparenzregister](https://docs.openregister.de/sources/transparenzregister.md): The OpenRegister API provides structured access to beneficial ownership records from the German Transparenzregister. - [Insolvenzregister](https://docs.openregister.de/sources/insolvenzregister.md): The OpenRegister API provides structured access to all German insolvency proceedings, sourced from the official insolvency announcements. - [Monitoring](https://docs.openregister.de/guide/monitoring.md): Monitor companies and people for updates via webhook - [SDKs](https://docs.openregister.de/integration/sdks.md): Official SDKs for the OpenRegister API - [n8n](https://docs.openregister.de/integration/n8n.md): Use the OpenRegister API in your n8n workflows with the official verified node - [Zapier](https://docs.openregister.de/integration/zapier.md): Use the OpenRegister API in your Zapier workflows with official actions - [MCP](https://docs.openregister.de/integration/mcp.md): Integrate the OpenRegister API into your AI assistant or application - [CLI](https://docs.openregister.de/integration/cli.md): Official CLI for the OpenRegister API - [Simple company search](https://docs.openregister.de/endpoint/autocomplete-company.md) - [Advanced company search](https://docs.openregister.de/endpoint/filter-company.md) - [Company information](https://docs.openregister.de/endpoint/company.md) - [Company owners](https://docs.openregister.de/endpoint/company-owners.md) - [Company holdings](https://docs.openregister.de/endpoint/company-holdings.md) - [Financials](https://docs.openregister.de/endpoint/company-financials.md) - [Company UBOs](https://docs.openregister.de/endpoint/company-ubo.md) - [Company historical owners](https://docs.openregister.de/endpoint/company-historical-owners.md) - [Document Realtime](https://docs.openregister.de/endpoint/document-realtime.md) - [Document Stored](https://docs.openregister.de/endpoint/document-stored.md) - [Search by website URL](https://docs.openregister.de/endpoint/search-lookup.md) - [Contact information](https://docs.openregister.de/endpoint/company-contact.md) - [Create Monitor](https://docs.openregister.de/endpoint/monitor-create.md) - [Delete Monitor](https://docs.openregister.de/endpoint/monitor-delete.md) - [List Monitors](https://docs.openregister.de/endpoint/monitor-list.md) - [Search person](https://docs.openregister.de/endpoint/filter-person.md) - [Person information](https://docs.openregister.de/endpoint/person.md) - [Person holdings](https://docs.openregister.de/endpoint/person-holdings.md) - [Insolvency search](https://docs.openregister.de/endpoint/search-insolvency.md) - [Insolvency proceeding](https://docs.openregister.de/endpoint/insolvency.md) - [Store credentials](https://docs.openregister.de/endpoint/transparenzregister-credentials.md): Store username and password credentials for accessing the Transparenzregister API. These credentials will be used for subsequent requests to retrieve company documents. Credential names are user-scoped; the reserved name `sandbox` cannot be used. Credentials are validated against Transparenzregister… - [Order extract](https://docs.openregister.de/endpoint/transparenzregister-extract-create.md): Submit a Transparenzregister extract request and return an extract resource with processing status. - [Get extract](https://docs.openregister.de/endpoint/transparenzregister-extract-get.md): Get the results of a Transparenzregister extract request. This endpoint handles all internal complexity including polling request status, selecting all available documents, creating Transparenzregister baskets, and returning download URLs when ready. If the request is still processing, it will retur… - [Authentication](https://docs.openregister.de/authentication.md): How to authenticate with the API - [Roles](https://docs.openregister.de/roles.md): How representative roles are structured, and the full list of role codes and titles - [Filtering Guide](https://docs.openregister.de/filtering.md) ## OpenAPI Specs - [openapi](https://docs.openregister.de/openapi.yml) ## Optional - [Get your API key](https://openregister.de/keys) - [Changelog](https://openregister.de/changelog) - [Status](https://status.openregister.de)