openapi: 3.1.0 info: title: Holded REST Accounting API description: 'REST API for the Holded business-management platform. Holded is part of Visma and offers ERP, CRM, accounting, invoicing, inventory, HR, projects, and team collaboration capabilities. The Holded API exposes JSON over HTTPS, authenticated with a tenant API key passed via the `key` request header. This spec captures the core resources in the public developer reference at developers.holded.com. ' version: '1.0' contact: name: Holded Developers url: https://developers.holded.com servers: - url: https://api.holded.com/api description: Holded API root security: - ApiKeyAuth: [] tags: - name: Accounting paths: /accounting/v1/dailyjournal: get: summary: List daily journal entries operationId: listJournalEntries responses: '200': description: OK tags: - Accounting post: summary: Create a journal entry operationId: createJournalEntry responses: '201': description: Created tags: - Accounting components: securitySchemes: ApiKeyAuth: type: apiKey in: header name: key description: Holded tenant API key, generated in account settings.