# System

System Resource

## GET /cmn/systems/messages/

>

```json
{"openapi":"3.1.0","info":{"title":"OpenAPI definition","version":"2026.14.3"},"tags":[{"name":"System","description":"System Resource"}],"servers":[{"url":"http://localhost:52177/api","description":"Generated server url"}],"paths":{"/cmn/systems/messages/":{"get":{"tags":["System"],"operationId":"getCodes","responses":{"200":{"description":"OK","content":{"application/json":{"schema":{"$ref":"#/components/schemas/unknownservice-unknownmodule-JsonNode"}}}}}}}},"components":{"schemas":{"unknownservice-unknownmodule-JsonNode":{"description":"Search-Dialog"}}}}
```

## GET /cmn/systems/licenses/

>

```json
{"openapi":"3.1.0","info":{"title":"OpenAPI definition","version":"2026.14.3"},"tags":[{"name":"System","description":"System Resource"}],"servers":[{"url":"http://localhost:52177/api","description":"Generated server url"}],"paths":{"/cmn/systems/licenses/":{"get":{"tags":["System"],"operationId":"getAllLicenses","responses":{"200":{"description":"OK","content":{"application/json":{"schema":{"type":"array","items":{"$ref":"#/components/schemas/core-product-AvailableLicense"}}}}}}}}},"components":{"schemas":{"core-product-AvailableLicense":{"properties":{"licenseKey":{"type":"string","description":"der valide lizenz-key"},"licenseValidTo":{"type":"string","format":"date","description":"Bei Testlizenzen -> valide bis"}}}}}}
```