I'm writing ASCII diagrams for docs. It's not terribly pretty, but it's so easy to contribute to.
I've seen so many beautiful architecture diagrams go stale because no-one wants to find the file and the GUI tool to keep it updated.
miniblog.
Related Posts
Really elegant way of understanding macros: generate railroad diagrams for them!
I'm increasingly persuaded that the best kind of architecture diagrams are ASCII text art. It seems to be the only format that others will edit.
I keep seeing an antipattern where someone draws a comprehensive diagram and it keeps getting used even as it becomes less accurate.
Great introduction to the AV1 video codec, inter/intra frame compression, and exploiting correlations to save bytes: https://people.xiph.org/~xiphmont/demo/av1/demo1.shtml
The Xiph posts are always good with great explanatory diagrams/sample pictures.