You need to sign in with your Codesign account to download projects.
Navigate to the Home view and click the My shared projects item in the Sidebar to see the projects you have shared. Using the picker you can switch to see projects that have been shared with you.
Simply tap a project to download and open it.
To help you explore Codesign and all its features from time to time, we uploaded Example projects for you to download and investigate.
To access an example project, select the Example projects item in the Sidebar.