https://github.com/twinslash/enumerize?utm_source=rubyweekly&utm_medium=email
used to easily add boolean or collection field function(like use sex in male and female)
https://github.com/bogdan/datagrid?utm_source=rubyweekly&utm_medium=email
Gem to create data grids with sortable columns and filters
https://github.com/cantierecreativo/railsyardcms
content management system. A whole web app. Another cms webapp.
https://github.com/assembler/browsernizer?utm_source=rubyweekly&utm_medium=email
Rack middleware for redirecting unsupported browser requests to "please upgrade" page.
With this gem I do not need to care about compatibility.
https://github.com/cgriego/active_attr
Make you use more active_record function, but still missing association.Seems association is a difficult thing.
https://github.com/radar/forem
Free,maybe sell to someone:)
https://github.com/tmm1/perftools.rb
seems interesting on profiling program performance
This Rails gem makes use of the HTTP_ACCEPT_LANGUAGE http header sent by web browsers with every request, to set the I18n.locale setting.
A framework and DSL for building RESTful web service clients
Date and time formatting for humans. http://documentup.com/jeremyw/stamp