# Onboarding

<lively-import src="https://lively-kernel.org/lively4/aexpr/doc/_navigation.html"></lively-import>

## Guides

- [Keyboard Shortcuts](./../manual/shortcuts.md)
- [Creating a Web Component](./creating_a_web_component.md)
- [Test-driven Development (using Active Expressions as example)](./reactive/tdd_for_aexprs.md)