Working as software developers, we are torn between so many different options for productivity tools. Some of them come as a default option from work (that we hate), some we love to use for personal stuff. But the problem with using many different tools is that it’s too hard to keep track of so many things in so many different places. So the easy answer is, choose one (!) tool and stick to it. But which one to choose then? Here I look at four tools which are hot this year.