In order build and run Oberon, you'll need to download
the Project Oberon source code. This tool, Acquire.app.htm
,
will help package up a source code bundle for you. To obtain a source
code bundle, follow these two steps:
Bookmark the following script: Create a Project Oberon source code bundle
For this step, don't try to follow the link—you're supposed to add it to your bookmarks (and it's designed to work only on the Project Oberon page).
Activate the bookmarklet while viewing Wirth's Project Oberon page