The entire Notenik Knowledge Base is now contained within a Notenik Collection.
You can open it from the Help menu within Notenik.
You can find it on GitHub at hbowie/notenik-KB.
To review recent changes to the app, see the Version History section of the Knowledge Base.
If you'd rather consult the Knowledge Base without use of Notenik, please view the Web Book stored on this site, and available for viewing within your Web browser.