Getting Involved with Arch Linux - A great wiki guide on contributing to Arch Linux
Aurphan - Find orphaned packages in the Arch User Repository
Ubuntu Women - Community in the support of women Ubuntu users and FOSS
Linux Chix - community in support of female Linux users
Pyladies - python programing group for women
Dev Chix - program development community
Women's Coding Collective - women's only collaborate learning community for web development
Rails Girls - Community for women to learn Ruby on Rails
PHP Women - Community for women PHP developers, they offer classes and financial help for conferences
New Coder - Tutorials for new python programmers to learn python programming, created by SF Pyladies founder Lynn Root
Women in Technology - Women in Technology (WIT) is a not-for-profit organization with the mission of advancing women in technology - from the classroom to the boardroom - by providing advocacy, leadership development, networking, mentoring and technology education.
Lady Geek - bridging the gulf between the people who make and market technology products and the women who buy them.
Gnome Outreach Program for Women - Internships available for women in Open Source Software
Linux for Ladies by Rackspace - Scholarhips for Open Cloud Academy, a Linux SysAdim and Network Admin class.
Code Camp by Square - Four-day immersion program for women Comp-Sci majors.
Kapor Center Impact Fellowship - a 10-week program where traditionally underrepresented students from US-based undergraduate and graduate programs get placed in a Silicon Valley company with a paid internship.
Introduction to Linux by the Linux Foundation - Develop a good working knowledge of Linux using both the graphical interface and command line, covering the major Linux distribution families.
Open Hatch - OpenHatch is a non-profit organization with the goals of lowering the barriers to entry into the open source community and increasing diversity. They provide skill training, project listing, and event information.
Ada Initiative - The Ada Initiative supports women in open technology and culture through activities like producing codes of conduct and anti-harassment policies, advocating for gender diversity, teaching allies, and hosting conferences for women in open tech/culture.
Node School - open source software workshops that teach web software skills.
Free Code Camp - learn to code by building open source software for non-profits.
Geek Feminism Wiki - A great educational resource on feminist issues in the geek community.
Everyday Sexism - Sexism isn't dead and this project has average women share their experiances.
Empowermentors - skillshare, activism, and discussion network for intersectionally marginalized people of color with a critical interest in technology and media hacking.
Latinas in Computing - This group has Grace Hopper meetups, mentorship and scholarship resources.
Web Anywhere - An online screen reader to make the web more accessible to blind users.
https://wiki.gnome.org/action/show/Projects/Orca - A flexible open source screen reader application for the gnome desktop.
http://diveintoaccessibility.info/ - Guide to accessible web design
https://developers.google.com/open-source/gsoc/ - Global program that offers students stipends to write code for open source projects
https://education.github.com/pack - GitHub offers many tools for developers, that you would normally would have to pay for, for free for a specified amount of time.
https://aws.amazon.com/free/ - Amazon offers AWS for free for 12 months (requires sign-up and you may have to pay something if you exceed the monthly limits)