"Open source application OpenProj, a Microsoft Project
replacement, has been downloaded more than 500,000 times, says Marc
O'Brien, CEO of OpenProj's sponsoring company Projity.
"O'Brien says, 'We have users in 142 countries,' and a passel of
big-name companies are eschewing the use of Project in favor of
OpenProj. Some of the companies he says have downloaded and
installed OpenProj are Bank of America, Hewlett-Packard, General
Electric, IBM, Siemens, Toshiba, Honeywell, Nortel, and Martin
Marietta. Community members have also translated OpenProj from
English to a dozen other languages..."