https://plantuml.com/sequence-diagram
David Moon's implementation of markdown has sequence diagram support (source code in Python, Common Lisp and Lunar):
http://users.rcn.com/david-moon/MMD/HTML/directives.html
https://plantuml.com/sequence-diagram
David Moon's implementation of markdown has sequence diagram support (source code in Python, Common Lisp and Lunar):
http://users.rcn.com/david-moon/MMD/HTML/directives.html