GitHub has 11,995,200 open issues
Sorted by +1s: <a href="https://github.com/issues?q=is%3Aopen+is%3Aissue+sort%3Areactions-%2B1-desc" rel="nofollow">https://github.com/issues?q=is%3Aopen+is%3Aissue+sort%3Areac...</a><p>Here are the top three:<p>1. Contribution graph can be harmful to contributors (<a href="https://github.com/isaacs/github/issues/627" rel="nofollow">https://github.com/isaacs/github/issues/627</a>)<p>2. proposal: generic programming facilities (<a href="https://github.com/golang/go/issues/15292" rel="nofollow">https://github.com/golang/go/issues/15292</a>)<p>3. Proper tabs for open files  (<a href="https://github.com/Microsoft/vscode/issues/224" rel="nofollow">https://github.com/Microsoft/vscode/issues/224</a>)<p>Can't say I'm terribly surprised!