Log-Viewer

Log Viewer is an app for the Mac for watching log files in real time (similar to tail -f on the command line).

Log Viewer offers automatic coloring of keywords (e.g. 'Info' or 'Error') in the view.

Log Viewer can be downloaded from Apple's App Store for free.

Log Viewer with open file catalina.out

Log-Viewer SSH is an app for Mac for watching remote log files in real time using an SSH connection.