Alternate coverage report formatters

The community around simplecov provides a whole bunch of alternate formatters beyond the official simplecov-html gem.

If you have built or found one that is missing here, please send a Pull Request for this document!

simplecov-badge

by Matt Hale

A formatter that generates a coverage badge for use in your project's readme using ImageMagick.

simplecov-cobertura

by Jesse Bowes

A formatter that generates Cobertura XML.

simplecov-csv

by Fernando Guillen

CSV formatter for SimpleCov

simplecov-json

by Vicent Llongo

JSON formatter for SimpleCov

simplecov-rcov

by Fernando Guillen

"The target of this formatter is to cheat on Hudson so I can use the Ruby metrics plugin with SimpleCov."

simplecov-single_file_reporter

by Michael Grosser

A formatter that prints the coverage of the file under test when you run a single test file.