Pearlpath · Masyu Atelier
Draw one closed loop through black and white pearls. Turn on black pearls and stay straight at their neighbors; pass straight through white pearls and turn beside at least one. Twelve original Masyu studies, three sizes, keyboard/pointer controls, cross marks, hints, undo and local saves. Source: https://github.com/chrisboyle/sgtpuzzles/blob/d1e10eb57dd80af4999e698a9ab31f546e9a0b9d/app/src/main/jni/pearl.c (MIT source license). Metadata tags: github-source, game.
Every public app is built from a security-scanned skill and must pass a clean scan — skill and frontend — before it can be listed. Have a skill of your own? Turn it into an app — or read the step-by-step walkthrough.