Have fun with Key Strokes
Paste any text you'd like into the box and get an image of a keyboard returned with the keys colored by the amount of times each key was pressed.
Note: keep the input text under 2000 lines to avoid time out errors
Here's an example of a heat map:
And here's an example of the density plot:
The density plot randomly puts 1 dot on a key for each time it was pressed. So the idea is you'll see lots of dots centered around keys you hit a lot.