[external] User Defined API - Actions on a workflow instance (Part 3)

External content by Daniel Krüger; June 14, 2026;
The original post has appeared on daniels-notes.de

When you need to interact with specific workflow instances from outside WEBCON, the Public API works but requires detailed knowledge of internal structures. The Actions on a workflow instance running mode in User Defined APIs offers a more targeted alternative. It supports starting instances, saving, executing paths, and reading a single instance, with full access to item lists and the option to include business rule results in responses. The post covers benefits and a few limitations.

Find out when to use it and what to watch out for in this blog post.