Original is copyrighted by Hipster Whale. Most GitHub.io clones are:
While the official mobile game is a highly polished, endless arcade hopper, the GitHub.io versions vary significantly in quality: crossy road github io
He passed 10 points. Then 50. The "Easy" achievements began to tick away. He unlocked the "Piggy Bank" character. He felt a strange, distant pride. Original is copyrighted by Hipster Whale