Ready for Rails 4? : Check easily whether a gem is ready for Rails 4 or not.
Mind42 : Collaborative mind mapping in your browser
Feed43 : Your favorite site doesn't provide news feeds?
This free online service converts any web page to an RSS feed on the fly.
rsizr : rsizr is a Flash application that lets you resize JPG, PNG, and GIF images on your computer. With rsizr, in addition to normal image rescaling and cro...
SQL Fiddle : A tool for easy online testing and sharing of database problems and their solutions.
