CSI Linux 2020.3 is the newest re-engineered version. The Analyst and the Gateway have been merged into a single distro and several additions have been added. The SIEM is now a separate download that can be added to CSI Linux if needed or used on another system on the network.

Boot From a Drive Distribution: CSI Linux 2020.3 (Newest) has been packaged as a forensic copy with the tool and walkthrough to make your bootable . You must export the files from the compress package, and open the readme file. This will walk you through how to copy the image to a hard drive so you can use CSI Linux as your daily driver. For instructions on how to make your CSI Linux bootable drive, download the rar file and read the README. 

More information here: https://csilinux.com/download.html