BareTail - BareTail is a real-time log file monitoring tool. Features Real-time file viewing
glogg - glogg is a multi-platform GUI application to browse and search through long or complex log files.
Log Transformer - Monitor log files in real time using customized filter and formatting rules. Use regular expressions to apply color and formatting. Go even further by filtering out unwanted text or lines. https://logtransformer.com
LogViewPlus - Looking for a better log viewer? LogViewPlus is a professional log file viewer that can parse, read, tail, merge and analyze log files in any format. Remote log files (SFTP) and large files are supported. Easy configuration.
LogTailApp - LogTail is a local and remote (SSH) log file viewer and monitoring application for Mac OS X. It is a pure, modern, document-based Cocoa App
SPHW - LogViewer - A free platform-independent tool for monitoring log files in real-time.