We've seen over 6,500 APIs added to our directory, but we acknowledge they're not all great. In fact, there's a known secret if you've spent much time with APIs: creating a great API is really, really hard. There are a few attributes we've noticed that can make a big difference. Yesterday ProgrammableWeb's John Musser gave a standing room only talk at OSCon about the topic of a great API and boile
![What Makes a Great API? The Five Keys](https://cdn-ak-scissors.b.st-hatena.com/image/square/12c59db05b1c54241ea3277f51d3d5302d67bf8d/height=288;version=1;width=512/https%3A%2F%2Fwww.programmableweb.com%2Fsites%2Fdefault%2Ffiles%2Fpw-200-200.png)