| Boundary Event |  | The default boundary event. This element cannot be configured, and should be changed to another element type. |
| Message Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Timer Boundary Event |  | Generates a new token from a task, once the specified Duration has elapsed. Discards all other active tokens. |
| Escalation Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Conditional Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Error Boundary Event |  | When the associated element throws an error, the Error Boundary Event creates a token. The previous token that arrived on the element is discarded. |
| Cancel Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Signal Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Compensation Boundary Event |  | Automation of this event is not implemented at the time of writing. |
| Message Boundary Event (non-interrupting) |  | Automation of this event is not implemented at the time of writing. |
| Timer Boundary Event (non-interrupting) |  | This event generates a new token upon the configured Duration elapsing. However, it does not delete all other active tokens. |
| Escalation Boundary Event (non-interrupting) |  | Automation of this event is not implemented at the time of writing. |
| Conditional Boundary Event (non-interrupting) |  | Automation of this event is not implemented at the time of writing. |
| Signal Boundary Event (non-interrupting) |  | Automation of this event is not implemented at the time of writing. |