Matthew Wilber

Making Websites For Fun and Profit!

GreenZeta is the portfolio site of software developer Matthew Wilber. Matthew has over 15 years experience developing websites and mobile apps in a wide range of industries including FinTech, Advertising, Government and Education. Matthew currently resides in the Fredericksburg, Virginia area and has worked remotely for companies in Maryland, New York and Virginia since 2009.

GreenZeta Originals
Since 2012, a growing library of websites and apps have been produced under the GreenZeta brand. All are free and cross-platform. Each one focuses on a different technology. Some are useful, others are simply toys but all are meant to be entertaining.



  • JavaScript ( ES6+ )
  • CSS3
  • PHP
  • SQL
  • C#