> 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/reactium.md).

# Reactium App Foundation

- [Reactium Guides](https://docs.reactium.io/reactium/reactium-guides.md): A series of guides to help you understand how to work with the Reactium platform.
- [Creating a Simple Single Page Web App (SPA)](https://docs.reactium.io/reactium/reactium-guides/creating-a-website.md): The Reactium foundational framework can be used to build a stand-alone simple Web App. Need a quick React app with routed components, here's how you do it!
- [Creating a Sassy Style Sheet](https://docs.reactium.io/reactium/reactium-guides/creating-a-style-sheet.md): Reactium makes SASS components easy.
- [Reactium Core](https://docs.reactium.io/reactium/reactium-guides/reactium-core.md): Reactium is a Node/Express + React.js framework for creating front-end apps.
- [Reactium + Actinium (APIs)](https://docs.reactium.io/reactium/reactium-guides/reactium-+-actinium.md): Reactium foundational web app framework comes with built-in support for the complementary API framework, Actinium, giving you rapid access to built-in cloud functions, and your own API extensions.
- [Reactium + REST](https://docs.reactium.io/reactium/reactium-guides/reactium-+-rest.md): The foundational web app framework Reactium can be used with our Actinium API or with and client-side API of your choosing.
- [Plugin Module Guide](https://docs.reactium.io/reactium/reactium-guides/plugin-development-guide.md): Guide to building Actinium & Reactium plugin modules.
- [Animating React Routes](https://docs.reactium.io/reactium/reactium-guides/animating-react-routes.md): Want to animate changes from one route to another? Reactium.Routing transition states give you control over the process.
- [Reactium in Production](https://docs.reactium.io/reactium/reactium-guides/reactium-in-production.md): Reactium is designed to be easy to deploy to production.
- [Reactium Domain Model](https://docs.reactium.io/reactium/domain.md): Instead of creating large directories by file type, organize your project into domains, and put type specific files in that domain directory.
- [Basic Domain Model](https://docs.reactium.io/reactium/domain/basic-domain-model.md): Without any plugins, the Reactium framework comes with these fundamental building-block artifacts. Use them to quickly start building DDD functionality.
- [Runtime Domain Model](https://docs.reactium.io/reactium/domain/runtime-domain-model.md): Reactium comes with built-in capability to generate run-time modules that can be loaded in your applications. The Reactium opinion makes it easy for your applications to be naturally extended.
- [Buildtime Domain Model](https://docs.reactium.io/reactium/domain/buildtime-domain-model.md)
- [Reactium SDK](https://docs.reactium.io/reactium/reactium-sdk.md): The Reactium SDK is imported from the ES Module, and provides useful means of extending and using the Reactium foundational framework.
- [Updating Reactium](https://docs.reactium.io/reactium/updating.md)