Last I checked, only about 2 percent of developers were women.
Just now read this:
The GNOME Foundation received 181 applications for the Google Summer of Code (SoC) program, but not a single application was from a female developer. The lack of women participating in GNOME, and free software in general, has spurred the GNOME [...]

function stableMatching {
Initialize all m M and w W to free
while free man m who still has a woman w to propose to {
w = m’s highest ranked such woman
if w is free
engage (m, w)
else some pair (m’, w) already exists
if w prefers m to m’
(m, w) become married
m’ becomes free
else
(m’, w) [...]

WorldChanging: Another World Is Here: LinuxChix Africa
“LinuxChix Africa manages to shatter two stereotypes at the same time: the idea that women aren’t interested in free/open source software development; and the idea that women in Africa are bound to traditional cultural roles. Founded in late 2004 by Anna Badimo, a computer science graduate student in [...]

Last week a 2004 article turned up on Eldis: a consideration of how to measure the impact of ICTs in women’s lives. The article begins with a great discussion of what a gender perspective means for people working with technologies of communication. (It cites the United Nations as finding that ICT access is the third [...]

A Major O’Reilly Open Source Convention next week in Portland (OR) is hosting a panel of women developers (Update- It’s even worse; women’s representation in IT generally has gone down 20% since 1994.)