jQuery UI MultiSelect Widget
MultiSelect progessively enhances an ordinary multiple select control into elegant drop down list of checkboxes, stylable with ThemeRoller.
The usage section of the Wiki specifies the widget's dependencies.
When submitting a pull request, please describe the change you are making - preferably with a use case. Unit tests are now (14 March 2016) required for the pull to be merged.
Please do not submit minified code in your pull request, that tends to cause merge conflicts.