The PHP project has been forced to move its operations from its own git server to the Microsoft-owned software code repository GitHub after two malicious commits were discovered in the php-srx repository in the name of founder Rasmus Lerdorf and developer Nikita Popov.
A study of the Linux kernel, right from its first commit on 17 September 1991 to 2 August this year, shows that it has had more than 20,000 contributors in those 29 years.