Legacy apps are covered at the end. A download link can be found on the OmniPresence page. Setup instructions can be found here.
OmniGraphSketcher Support. Thanks to everyone who used and enthusiastically supported OmniGraphSketcher. It attracted a passionate following and we enjoyed our work on it very much. We are sad to report that despite that mutual passion, OmniGraphSketcher was unable to attract enough customers to make it a viable commercial product. Jan 21, · The Omni Blog Setting OmniGraphSketcher Free by Dave on January 21, As you may know, last summer we made the difficult decision to stop selling OmniGraphSketcher and focus on our other applications. OmniGraphSketcher. OmniGraphSketcher will not launch or run on Catalina. We cannot offer support for the open source release, GraphSketcher, but it is compatible with Catalina. OmniDazzle, OmniDictionary. Catalina does not support these apps. They will not launch or run. If you intend to continue using them, you should remain on Mojave or earlier.