In System Preferences go to Security & Privacy. Thus, you have to open System Preferences (MacOS screen on top left where the apple is found one of the menues should say System Preferences). Then Gimp will start, but the plugin won't be available. Press cancel, and then a second popup of the same type comes up, telling you that you should move 'resynthesizer' to your trash bin. When you start Gimp, a popup will show up telling you that you should move 'resynthesizer_gui' to your trash (Move to bin), but you can also simply cancel. MacOS tries hard to discourage us to use this plugin. Most likely there will be another issue to be solved, but first we want to check whether we can at least get the security issues solved. If you also placed it on your Desktop, then the command is: Now unpack that tgz file that you downloaded. Maybe it is an empty directory (check with ls -l), but maybe you already installed other plugins here. Which brings you to the plugin directory of Gimp. Open a terminal shell and key in the following command:Ĭd '$HOME/Library/Application Support/GIMP/2.10/plug-ins' You should scroll down until you see the file which you can download as is (do not unpack it yet, otherwise this guideline won't work as expected). Gimp uses a fixed version number in the path to the plugins (see below), so if you run a different version (ignoring the last part of the detailed version number), you probably have to check out the correct name of the path to the plugins. My description should work on MacOS 10.15.7 (Catalina) with Gimp 2.10 (I actually run version 2.10.22 right now). If you do not know what the resynthesizer plugin actually is, then check out the tutorial pages first:

However, I found its installation on MacOS X rather tricky and thus took some notes for anyone who runs into the same issues. This plugin can be used to patch away unwanted parts in an image. Gimp is a great open-source alternative for Adobe Photoshop, and there is a cool plugin called resynthesizer. Here I describe how I solved this on my Mac with Gimp 2.10. Procedure 'plug-in-resynthesizer' not found error. Short summary: Installing the Gimp Resynthesizer plugin on MacOS can lead to a tricky

Installing the GIMP Resynthesizer Plugin on MacOS X Catalina Notes from Werner Eugster, ETH Zürich

Install gimp plugins