A next generation web framework using the Haskell programming language, featuring:

• safety & security guaranteed at compile time
• performance
  • fast, compiled code
  • a greater concurrent load than any other web application server
• developer productivity: tools for all your basic web development needs

Learn more: http://yesodweb.com/

Installation: http://www.yesodweb.com/page/five-minutes

cabal update && cabal install yesod

Create a new project after installing

yesod init

Installing the latest development version from github

If you are concerned about mucking with your installed packages, you might try using the new virthualenv tool to isolate a custom yesod build to a particular application.

Yesod is broken up into 4 separate repos and built upon many smaller packages. All of them can be installed with the below command.

cabal update

for repo in hamlet persistent wai yesod; do
  git clone http://github.com/yesodweb/$repo
  (
    cd $repo
    git submodule update --init
    ./scripts/install
  )
done