2004 – A free raster graphics editor, Paint.NET was created and released by Rick Brewster as a school project at Washington State University. The software was released under the MIT License and was at first Open Source. After multiple cases of plagiarism, the software moved to Creative Commons, then in version 3.36 was turned to closed-source (but still free). The latest version of Paint.Net 4.0 uses NET framework 4.5.1. Full Day in Tech History podcast show notes for May 6 The Sierra Network is announced Paint.NET v.1 is released Sprint, Nextel and Clearwire announce WiMAX under the Clearwire name