In order to install the OCL Editor in Eclipse you can use either the Update Site or download the OCL Editor manually.

For downloading the OCL Editor perform the following steps:

1. Download the actual OCL Editor version from the download page.
2. Unzip the downloaded zip file in your Eclipse directory.
3. Restart Eclipse.
4. Create your first sample continuing with the tutorial.

Use the Eclipse Update Manager to locate new and updated OCL Editor versions to download. Perform the following steps:

1. Start your own Eclipse.
2. Open the Install/Update wizard (Help -> Software Updates -> Find and Install...).
3. Press button "Next" and then button "Add Update Site...".
4. Use the name "OCL Editor" and the URL http://ocleditor.sourceforge.net/updates/.
5. Select the newly created site bookmark and the OCL Editor version you want to install.
6. Press "Next" and follow further instructions.
7. Create your first sample continuing with the tutorial.