This is a compilation of articles that describe rewriting a software project from language X to Go.

Scala to Go:

• trading data analysis, at Ascendant Compliance Management, rewriten sometime in 2014
• rewriting most of the code at CrowdStrike

Node.js to Go:

• Digg's S3 cache
• Poptip
• Scaledrone's websocket servers

C++ to Go:

• Google's Flywheel, source 2

Python to Go:

• SendGrid's incoming server, 130x improvement

Ruby or Ruby on Rails to Go:

• ResourceGuru
• Skroutz

Other lists:

• https://github.com/golang/go/wiki/FromXToGo