The Architecture Of Open Source Applications

I know you didn't ask for books but here are some interesting ones. The first two cover individuals and the last two cover the works of others.

Coders At Work (https://www.amazon.com/Coders-Work-Reflections-Craft-Program...)

Founders At Work (https://www.amazon.com/Founders-Work-Stories-Startups-Early/...)

Architecture of Open Source Systems (https://www.amazon.com/Architecture-Open-Source-Applications...)

Architecture of Open Source Systems - Vol 2 (https://www.amazon.com/Architecture-Open-Source-Applications...)

One more I missed regarding review of architecture, code structure/design of OSS: The Architecture of Open Source Applications (Vol 1 & 2) https://www.amazon.com/Architecture-Open-Source-Applications...