Tom Preston-Werner
American software developer & entrepreneur / From Wikipedia, the free encyclopedia
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Thomas Preston-Werner (born May 27, 1979) is an American billionaire software developer and entrepreneur. He is an active contributor within the free and open-source software community, most prominently in the San Francisco Bay Area, where he lives.
Tom Preston-Werner | |
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Born | (1979-05-27) May 27, 1979 (age 45) Dubuque, Iowa, U.S. |
Alma mater | Harvey Mudd College (dropped out) |
Occupation(s) | Software developer, entrepreneur |
Years active | 2008–present |
Title | Co-founder & former CEO, GitHub |
Term | 2012-2014 |
Predecessor | Chris Wanstrath |
Successor | Chris Wanstrath |
Spouse | Theresa Preston-Werner[1][2] |
Children | 3 |
Website | tom |
He is best known as the founder and former CEO of GitHub, a Git repository web-based hosting service, which he co-founded in 2008 with Chris Wanstrath and P. J. Hyett.[3] He resigned from GitHub in 2014 when an internal investigation concluded that he and his wife harassed an employee.[4] Preston-Werner is also the creator of the avatar service Gravatar,[5] the TOML configuration file format,[6] the static site generator software Jekyll,[7][8] and the Semantic Versioning Specification (SemVer).[9] As of 2023, he and his wife have committed to The Giving Pledge—a promise to give away or donate a majority of their wealth to philanthropic causes.[10]