IIRC, thrift (https://thrift.apache.org/ https://thrift.apache.org/) could render defined types/structs to an SVG. Edited to add: it’s the graphviz generator -

IIRC, thrift (https://thrift.apache.org/ https://thrift.apache.org/) could render defined types/structs to an SVG. Edited to add: it’s the graphviz generator -> https://thrift.apache.org/tutorial/graphviz.html https://thrift.apache.org/tutorial/graphviz.html I’d guess gRPC and other such IDLs have a way to render similar things as well.