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

# Installing Foundations

- [Before You Install](https://docs.reactium.io/installing-foundations/before-you-install.md): The Reactium platform can be install all at once, or you can install foundational frameworks Reactium and Actinium individually.
- [Install Reactium](https://docs.reactium.io/installing-foundations/install.md)
- [Install Actinium](https://docs.reactium.io/installing-foundations/install-actinium.md)