A fast and flexible static site generator.
Ranked in these QuestionsQuestion Ranking
Pro Open-source and free
Code can be viewed on GitHub.
Pro Single Binary - Cross Platform
Pro No dependencies
All other SSGs expect you to have a full toolchain setup for their language. Hugo is written in Go and distributed as an executable for unix, linux, windows and mac. Just download and run.
Pro Clean workflow
Create your new site, run the Hugo server, edit. Lather, rinse, repeat. Hugo stays out of the way.