This project contains different usefull scripts and tasks for Merb framework.

rake -T
rake merb:install     # Install all Merb gems and subgems
rake merb:jinstall    # Install all Merb gems and subgems for JRuby
rake merb:juninstall  # Uninstall all JRuby merb* gems
rake merb:pull        # Pull merb-core, merb-more, merb-plugins
rake merb:repackage   # Repackage merb-<core|more|plugins> (with all subgems)
rake merb:uninstall   # Uninstall all Ruby merb* gems

You can also use Sake (http://errtheblog.com/posts/60-sake-bomb).

sudo gem install sake

Check list of tasks:

sake -T http://blog.zabiello.com/merb-scripts.sake

Import remote tasks local Sake repository (~/.sake):

sake -i http://blog.zabiello.com/merb-scripts.sake

Show me code for specific task:

sake -e merb:pull

Pull edge Merb gems, create gem packages and install them all: 

sake merb:pull merb:repackage merb:install