: English Country Tune
developer Stephen "increpare" Lavelle has released an open-source HTML5 puzzle game engine called PuzzleScript
The PuzzleScript editor comes with dozens of examples of demake games, such as Microban
by David Skinner, 2D Whale World
by Lavelle, Notsnake
by Terry Cavanagh, and Lime Rick
by Tommi Tuovinen.
Lavelle has also documented the first steps new and old developers can take with the engine to make tile-based puzzle games. Any developers interested can visit the official website and dive straight in.