- Doctors with Borders (https://www.charitynavigator.org/index.cfm?bay=search.summar...)

- Wikimedia Foundation (https://www.charitynavigator.org/index.cfm?bay=search.summar...)

- Houston Food Bank (https://www.charitynavigator.org/index.cfm?bay=search.summar...)

- American Civil Liberties Union Foundation (https://www.charitynavigator.org/index.cfm?bay=search.summar...)

- Ovarian Cancer Research Fund Alliance (https://www.charitynavigator.org/index.cfm?bay=search.summar...)

- A small dog rescue in Houston

- A small charity for women who are victims of sex trafficking in Austin

I also supported a number of projects (like Homebrew) via Patreon and Humble Bundle though those were not charitable contributions.