Bitcoin Gold is a free open source software project that is built by volunteer developers and supported by a rapidly growing community of Bitcoin enthusiasts that stretches around the globe. (bitcoingold.org)
Additionally, the MIT Licence which is widely used in open source software projects to encourage innovation and collaboration might discourage further innovations on Bitcoin's blockchain, if there are changes to its licensing. (cryptotimes.news)
Google Summer of Code (GSoC) is a global program that offers student developers stipends to write code for various open source software projects. (h-online.com)