BareTail - BareTail is a real-time log file monitoring tool. Features Real-time file viewing
LNAV - The Log File Navigator (lnav) is an advanced log file viewer for the console.
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
Compact Log Viewer - Cross-platform tool to read & query JSON aka CLEF log files created by Serilog.
Event Log Explorer - Windows event log viewer software. Windows event log analysis, view and monitor security, system, and other logs on Windows servers and workstations
json-log-viewer - Powerful terminal based viewer for JSON logs using ncurses.