When comparing N2O vs Iris, the Slant community recommends N2O for most people. In the question“What are the best backend web frameworks?” N2O is ranked 29th while Iris is ranked 56th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Fast binary data
Pro Binary encoding and protocols
Here is a list of types of endpoints which are supported by EMQ and accesible to N2O apps: WebSockets, MQTT, MQTT-SN, TCP, UDP, CoAP. Normal use of N2O as a Web Framework or a Web Application Server is through WebSockets, but for IoT and MQTT applications it could be served through UDP or SCTP protocols providing application level message delivery consistency.
Pro No need to find and install external libraries
Iris is a "batteries included" web framework, which means that a lot of features already come out of the box. This way you don't have to spend time and find third-party libraries to integrate to the framework for most of the tasks you need to complete.
Pro Efficiency
Efficiency by using a light engine.
Pro Development
Pro API
If you're familiar with expressjs or other modern web frameworks, Iris will make you feel at home.
Pro More than feature complete
Pro More than 250 examples
More than 250 examples for implementing web application.
Pro Low amount of bugs
Most issues are questions, few bug reports and if a bug is found it's quickly patched.
Pro Good for big projects
Iris is a good framework for big projects and the author helps solving problems.
Cons
Con Unfriendly developer community
Developers are often rude and unfriendly to users.
Con Bad documentation
It has bad documentation, which leaves out crucial steps, making it hard to learn.
Con Previously experience with net/http
Previously experience with the Go's standard net/http package is necessary for you to move forward with Iris.