# Patchsmith

> Patchsmith lets users, AI, and partners build extensions inside your SaaS. Those extensions run in a sandbox and use the components, data, and tools you choose to expose.

- [What is Patchsmith?](https://tailorkit.dev/docs/getting-started/introduction.md): Extend your product with apps built by users, partners, and AI.
- [Integrate Patchsmith](https://tailorkit.dev/docs/getting-started/installation.md): Install Patchsmith, expose your host API, and render installed apps in React.
- [Define where apps render](https://tailorkit.dev/docs/concepts/slots.md): Define where UI can appear.
- [Match app UI to page context](https://tailorkit.dev/docs/concepts/views.md): Choose UI that fits the current page and its context.
- [Expose your UI components](https://tailorkit.dev/docs/concepts/components.md): Share your components while keeping app code isolated.
- [Expose actions through tools](https://tailorkit.dev/docs/concepts/tools.md): Define actions that run on the server or in the browser.
- [Create an app](https://tailorkit.dev/docs/writing-apps/overview.md): Create an app and find your way around its files.
- [Write app UI](https://tailorkit.dev/docs/writing-apps/ui.md): Write views, use shared components, and supply slot instances.

## Optional

- [Pricing](https://patchsmith.io/pricing)
- [Talk to a founder](https://cal.com/alfiejones)


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