Professional open-source is an open source software business model where an open source software vendor generates revenue from paid professional services, maintenance and support provided along with the software. Some open source software vendors also provide commercial licenses of open source software or customer specific versions of open source software to customers .
Famous quotes containing the word professional:
“The American character looks always as if it had just had a rather bad haircut, which gives it, in our eyes at any rate, a greater humanity than the European, which even among its beggars has an all too professional air.”
—Mary McCarthy (1912–1989)