Samples
Learn Excalibur by referencing these sample games.

Tiny Tactics
High fidelity example of a tactics game, with multiple levels, AI, and pathfinding!

Matter.js
This is a small sample showing how to wire in a 3rd party physics instead of using Excalibur.

Electron Template
This is a template to show Electron integration with Excalibur. Useful for shipping games to desktops or steam!