I happily use GIMP, it's mature, but it looks like it's being developed more actively than ever! 2.9.4 is out:
miniblog.
Related Posts
Some scary observations from the cURL maintainer about URL interoperability: https://github.com/bagder/docs/blob/master/URL-interop.md
(apparently browsers will happily convert http:\\ to http:// !)
Git is rather timid with merge conflicts. If you change two adjacent lines, it assumes they conflict! https://softwareengineering.stackexchange.com/questions/194788/why-doesnt-git-merge-adjacent-lines-without-conflict
In my experience they don't, and it causes problems when library imports change at the top of the file. Interestingly, Subversion happily merges.
TIL: Bower is no longer maintained: https://github.com/reactjs/redux/issues/944#issuecomment-154858804 (I'm happily using npm+webpack these days anyway)
