> For the complete documentation index, see [llms.txt](https://docs.activejs.dev/activejs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.activejs.dev/activejs/intro.md).

# Intro

- [Getting Started](https://docs.activejs.dev/activejs/intro/getting-started.md)
- [Key Characteristics](https://docs.activejs.dev/activejs/intro/key-characteristics.md)
- [Fundamentals](https://docs.activejs.dev/activejs/intro/fundamentals.md)
- [Motivation](https://docs.activejs.dev/activejs/intro/motivation.md)