# Rails code coverage

**URL:** <https://www.ruby-forum.com/t/rails-code-coverage/184745>\
**Category:** Rails\
**Created:** [March 7, 2010, 8:53pm UTC](https://www.ruby-forum.com/t/rails-code-coverage/184745 "2010-03-07T20:53:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ely](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/e/87869e/32.png) [@ely](https://www.ruby-forum.com/u/ely)\
**Post date:** [March 7, 2010, 8:53pm UTC](https://www.ruby-forum.com/t/rails-code-coverage/184745/1 "2010-03-07T20:53:22Z")

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Hello,  
I would like to know if there is any tool that can show code coverage  
when the application is running. (like “cover” in Erlang)  
Thanks