Introduction - Kleos # Introduction > Kleos is in early development, and not ready for use in any application. Contribute to it on [GitHub](https://github.com/modrinth/kleos). ### What is Kleos? Kleos is Modrinth's style and reusable component library for use in all of its frontend applications, including [knossos](https://github.com/modrinth/knossos) (modrinth.com), [theseus](https://github.com/modrinth/theseus) (launcher), and planned projects such as Modrinth's in-house auth and ad-server. It uses [Svelte](https://svelte.dev/) to deliver the best performance with the least boilerplate. ### Getting started Adding Kleos to your project is as easy as: ```bash pnpm add kleos ``` #### Components Import a component with: ```js import { Button } from "kleos" ``` Then, use it in your HTML: ```html ``` For more information on each component, check out the pages on the sidebar navigation. > To get Svelte language support in your code editor, [use this list.](https://sveltesociety.dev/tools#editor-support) #### Icons, Styles, and more Follow the guides on the sidebar to learn how to use [icons](/getting-started/icons) and general concepts.