Swiss army knife for Magento developers, sysadmins and devops.
http://magerun.net/ Formula was removed
Last versions were

Recent formula history

Mike McQuaid Delete more files and formulae.
Alexander Turiak n98-magerun 1.100.0
Alexander Turiak n98-magerun 1.98.0
Alexander Martinkevich n98-magerun v1.97.27
Matthéo Geoffray n98-magerun: migrate from core (#3228)

Formula code at GitHub