There is very simple and usefull and free plugin.
The Bitnami Redmine plugins are in installdir/apps/redmine/htdocs/plugins
Before install you should execute installdir/use_redmine
Then change cur dir to installdir/apps/redmine/htdocs and start migration
[code language=”java”]
bundle exec rake redmine:plugins NAME=redmine_checklists RAILS_ENV=production
[/code]