Who Writes Linux? There Are a Lot of Unknowns

“In the beginning, there was Linus Torvalds, a single developer
who put together the original Linux kernel. Fast forward to 2008
and Torvalds is no longer the lone Linux developer.

“According to a new report published by the Linux Foundation, as
of the 2.6.24 kernel, Torvalds’ code represents 0.6 percent of the
changes made. Torvalds’ Linux now has nearly 1,000 developers
working on it, representing over 100 corporations.

“Though there are a lot of individuals involved, the report
states that it is the top 10 individual contributors that
collectively have contributed 15 percent of kernel changes…”