Plenty of people have put together systems to collect, judge, and evaluate open-source projects, including information about a project's popularity, reliability, and activity. But they all have flaws.

Open-source software allows anyone to modify, enhance, or view the source code behind it. It can encourage collaboration in development.

Learn what open source licenses are, which one to choose, and why it matters.

Microsoft called the code—written by the company’s founder, Bill Gates, and its second-ever employee, Ric Weiland—”one of the ...