> For the complete documentation index, see [llms.txt](https://docs.cremawork.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cremawork.com/v-3/development/installation/pre-requisites.md).

# Pre-Requisites

To install Crema on the system, you need to develop a React Environment in the system. Following steps should be followed to develop React Environment:-

**1**. **Node.js**

Node.js is a JavaScript run time built needed to run a React App. You need to install the **recommended** version of Node.js from the official website <https://nodejs.org/en/>

**2**. **Yarn**

Yarn is a project manager responsible for adding and installing all the dependencies required for running the Crema on the system. You can install the latest version of Yarn from the official website <https://classic.yarnpkg.com/lang/en/>