Really depends on your requirements. Do you want to just search ephemeral logs, or are you bound by compliance requirements to retain immutable logs for a given time period? For a centralized syslog-based logging and search package, I highly recom

Nagios provides complete management and monitoring of application logs, log files, event logs, service logs, and system logs on Windows servers, Linux servers, and Unix servers. Nagios is capable of managing and monitoring system logs, application logs, log files, and syslog data, and alerting you when a log pattern is detected. 10 Best Free and Open-Source SIEM Tools in 2020 | DNSstuff Nov 24, 2019 Visual Syslog Server for Windows download | Nov 20, 2015 Centralizing Windows Logs - The Ultimate Guide To Logging

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11 Best Free Syslog Servers for Windows/Linux, Software May 19, 2020 4 Good Open Source Log Monitoring and Management Tools for Nov 12, 2016 Industry Leading Log Management | Graylog Graylog is a leading centralized log management solution built to open standards for capturing, storing, and enabling real-time analysis of terabytes of machine data. We deliver a better user experience by making analysis ridiculously fast, efficient, cost-effective, and flexible. 6 Free Syslog Servers for Windows and Linux/Unix