QRadar Community Edition is a fullyfeatured free version of QRadar that is low memory, low EPS, and includes a perpetual license. This version is limited to 50 events per second and 5,000 network flows a minute, supports apps, but is based on a smaller footprint for nonenterprise use.

This tutorial video explains the process of installing and configuring the IBM QRadar Community Edition v7.3.3 and WinCollect Agent for Windows OS.

References:
https://developer.ibm.com/qradar/ce/
https://www.ibm.com/support/knowledge...
https://www.ibm.com/support/knowledge...