openapi: 3.1.0 info: title: Flowable REST CMMN API version: 1.0.0 description: Minimal OpenAPI description of the Flowable REST API, which exposes the Flowable Process Engine over HTTP for managing BPMN deployments, process definitions, process instances, tasks, and CMMN cases. x-generated-from: https://www.flowable.com/open-source/docs/bpmn/ch14-REST x-generated-by: claude-crawl-2026-05-08 servers: - url: https://flowable.example.com/flowable-rest/service description: Default Flowable REST service base tags: - name: CMMN paths: /cmmn-runtime/case-instances: get: tags: - CMMN summary: List CMMN case instances operationId: listCaseInstances responses: '200': description: Case instances content: application/json: schema: type: object post: tags: - CMMN summary: Start a CMMN case instance operationId: startCaseInstance requestBody: required: true content: application/json: schema: type: object responses: '201': description: Started content: application/json: schema: type: object /cmmn-runtime/case-instances/{caseInstanceId}: delete: tags: - CMMN summary: Delete a CMMN case instance operationId: deleteCaseInstance parameters: - in: path name: caseInstanceId required: true schema: type: string responses: '204': description: Deleted /dmn-repository/decision-tables: get: tags: - CMMN summary: List DMN decision tables operationId: listDecisionTables responses: '200': description: Decision tables content: application/json: schema: type: object /dmn-rule/execute: post: tags: - CMMN summary: Execute a DMN decision operationId: executeDecision requestBody: required: true content: application/json: schema: type: object responses: '200': description: Decision result content: application/json: schema: type: object