When comparing Nez vs raylib, the Slant community recommends raylib for most people. In the question“What are the best 2D game engines?” raylib is ranked 36th while Nez is ranked 89th. The most important reason people chose raylib is:
Very good for begginers who are looking for game FRAMEWORKS.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Active community
The community is very active, so if you ask for help you'll get it relatively quickly.
Pro Open source
Completely free, no need to pay for licenses.
Pro Cross-platform development thanks to the use of mono and xamarin
Nez is built on top of monoGame and can be used the make games for many platforms (Windows, Linux, Mac, Android or IOS).
Pro Simple
Very good for begginers who are looking for game FRAMEWORKS.
Pro Support forum
Though it's a small project, it has a forum on the webpage with helpful content available.
Cons
Con Just a framework
Meaning there's no visual scene designer so you'll have to write your own.
Con Just coding
Lack of an interface, visual help or auto-debugging could make it difficult to use for a complete beginner.