Reverse Engineering for the Good: From the Source Code to the System Blueprint (Part II)
Developers experience. Architecture Diagrams for mortals. C4 & C5 diagrams as code
Top 7 diagrams as code tools for software architecture
Diagrams as Code (DaC) - crafting beautiful diagrams with D2
System Analysis and Design: Interpreting Activity and Sequence Diagrams
How to draw flowChart(diagrams) in markdown using Mermaid!!
Why Excalidraw is mightier than the pen (and the sword)
Visio, draw.io, LucidChart, Gliffy, etc - not recommended for software architecture diagrams