These demo projects are replicas of famous existing (usually classical) games or projects, used only for teaching purposes in the Codelympians programming club.
| Project Name | Description |
| 2048 P5 | A p5.js replica of 2048, without animations or end-game condition check |
| Cell Arena | A basic, singleplayer p5.js replica of Agar.io |
| Codelympians Pong | A p5.js replica of Pong |
| Flappy Bird | A p5.js replica of Flappy Bird |
| Jump-a-Jump | A p5.js replica of 微信跳一跳 (a simple platform jumping game on WeChat) |
| Physics Engine (Beta) | A basic physics engine for circles and walls, done in p5.js |
| Piano Tiles | A p5.js replica of Piano Tiles, with only the classic game mode |
| Staggering Ugly | A p5.js replica of Staggering Beauty, with slightly different mechanics |