So help me, I worked as a lifeguard this summer and my manager comes in one day and asks me how I would perform cpr on a giraffe and showed me this image.
It was posted on the wall of our break room. Nobody could provide a solid answer.
Free open source software. Basically, it’s free, and you can see and use the code to your liking and even contribute to it. Good for communities, not good for companies failing to produce a similar product with notably better functions.