When comparing Gramework vs Iris, the Slant community recommends Iris for most people. In the question“What are the best web frameworks for Go?” Iris is ranked 13th while Gramework is ranked 15th. The most important reason people chose Iris is:
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.
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Pros
Pro SPA+API oriented
Pro Grafana dashboard
Pro Best for highload projects
Pro Great performance
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 Needs more examples and docs
Con May require some time to get used to it
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.