Every now and then, there’s this moment where you feel a certain urge to draw a diagram. Oftentimes, I feel a similar urge to make a digital version of it. But I don’t always have professional tooling around - and no, PowerPoint or its friends are not what I’m looking for. Recently, I found a tool that fits my idea of “good tooling” rather well. So, without further ado, let me introduce you to PlantUML!