wai-routes VS Servant

Scotty - Scotty is a Haskell framework inspired by Ruby's Sinatra.

Yesod - Yesod is a development tool used to create highly efficient websites and web applications from the ground up. Yesod includes almost everything you need to build a website, from templates to routing and execution. Read more about Yesod.

IHP - The fastest way to buildtype safe web apps 🔥

Happstack Lite - Happstack itself is a web framework created in Haskell. Happstack Lite is an easier version to use that can import features from the heftier version if need be.

Apiary - Collaborative design, instant API mock, generated documentation, integrated code samples, debugging and automated testing

Nested-Routes - Very similar to Scotty, except with the ability to nest handlers and embed parsers as a location to handle.