# Appendix

* [<mark style="color:purple;">ZEP Script Use Cases</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/zep-script-use-cases)
* [<mark style="color:purple;">Understanding Spaces and Maps</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/understanding-spaces-and-maps)
* [<mark style="color:purple;">JavaScript Keycode List</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/javascript-keycode-list)
* [<mark style="color:purple;">Understanding Sprite Sheets</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/understanding-sprite-sheets)
* [<mark style="color:purple;">TileEffectType Detailed Explanation</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/tileeffecttype-detailed-explanation)
* [<mark style="color:purple;">What are Reference Coordinates?</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/what-are-reference-coordinates)
* [<mark style="color:purple;">Communicating with an External API</mark>](https://docs.zep.us/zep-script/zep-script-guide/explore-zep-script/tutorials/communicating-with-an-external-api)
* [<mark style="color:purple;">How to Use URL Query Strings</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/how-to-use-url-query-strings)
* [<mark style="color:purple;">Grammar Available for Widgets</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/grammar-available-for-widgets)
* [<mark style="color:purple;">Object Interaction with ZEP Script</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/object-interaction-with-zep-script)
* [<mark style="color:purple;">Object npcProperty</mark>](https://docs.zep.us/zep-script/zep-script-guide/appendix/object-npcproperty)