* [bpmn-moddle v10.2.0](https://github.com/bpmn-io/bpmn-moddle) – Library for reading and writing BPMN 2.0 diagram files in NodeJS and the browser.

* [Apollon v5.3.0](https://github.com/ls1intum/Apollon) – Web-based UML modeling editor supporting 13 diagram types, real-time collaboration, and export to SVG/PNG/PDF/JSON.