> ## Documentation Index
> Fetch the complete documentation index at: https://seam-feat-mintlify-migration-iteration.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Step 1: Create a Sandbox Workspace

> Learn how to create a sandbox workspace to help you develop and test your Visionline plastic card encoding app.

The first step in developing and testing your Visionline plastic card encoding app using a sandbox workspace and Seam-provided virtual Visionline ACS is to create the sandbox workspace.

1. Log in to [Seam Console](https://console.seam.co/).

2. In the upper-left corner, click the workspace switcher.

   <img src="https://mintcdn.com/seam-feat-mintlify-migration-iteration/N2WzR-0uAm5pfjdF/images/workspace-switcher.png?fit=max&auto=format&n=N2WzR-0uAm5pfjdF&q=85&s=69cb6faacd1569a5f973aab02ed7d260" alt="Use the Seam Console workspace switcher to switch between workspaces and create new workspaces." width="414" height="87" data-path="images/workspace-switcher.png" />

3. Click **New Workspace**.

4. In the **Add a Workspace** dialog, type a name for your new workspace and your company name.

5. Enable **Sandbox mode**.

6. Click **Create Workspace**.