Amazon.com, American Express, Daimler AG and Stripe are among those joining a new GitHub program that will let companies directly fund open-source projects and software developers that are key to their businesses. From a report: It’s an expansion of GitHub’s Sponsors program, which previously let individuals support software projects and the millions of developers who use the digital platform to collaborate on, share and store code. GitHub, whose parent company Microsoft will also participate in the new service announced Tuesday, expects the change to dramatically increase the number of contributions. The year-old sponsors service has already generated enough money for some developers to rely on it as full-time work, said Devon Zuegel, GitHub’s director of product for the communities department. Read more of this story at Slashdot.