> ## Documentation Index > Fetch the complete documentation index at: https://docs.chift.eu/llms.txt > Use this file to discover all available pages before exploring further. # Dolibarr # PREREQUISITES 1. Make sure to enable at least the following modules: 1. Third parties 2. Invoices 3. Products 4. Vendors 5. API / Web Services (REST SERVER) (to be able to enable the API) This can be managed through Home > Setup > Modules/Applications. image.png You might need as well Projects if needed by your use case. 2. To create the API key: 1. you need to go to Home > Users & Group > edit your user > click on Modify 2. On Key for API click to generate a key (copy it for later usage) image.png 3. If you are not using Dolibarr cloud, make sure that your API is reachable from external sources. # CONNEXION **Step 1:** Choose a name for your connection. **Step 2:** Enter the url of your instance (if using the cloud it will end with [dolicloud.com](http://dolicloud.com)) image.png **Step 3:** Select whether you have the multicompany module. This module needs to be enabled as well to work correctly. image.png **Step 4:** Use the API key you generated previously image.png