Here is the critical compatibility report regarding that specific operating system and the software.
The Better Path: Many veteran DJs suggest that for a 10.6.8 machine, using Scratch Live is actually "better" and more reliable than trying to force Lite to work, as it was the flagship software during that OS's prime. An Interesting Story: The Legend of Snow Leopard
32-bit vs. 64-bit: Serato DJ Lite versions after 1.0.2 do not support 32-bit systems. serato dj lite for mac os x 1068 better
Mac OS X 10.6.8 utilizes the Core Audio platform differently than modern OS versions.
Are you experiencing lag, crashes, or just looking for the download? Here is the critical compatibility report regarding that
Since these are no longer on the main download page, find them in the Serato Download Archive Install 32-bit Versions: If you attempt to use Serato DJ Lite last 32-bit compatible version Optimization for "Better" Performance
Many professionals refuse to upgrade from Snow Leopard for specific reasons: Virtual machine or emulation The Better Path :
To make the software run "better" on an older machine like one running 10.6.8, follow these optimization steps Turn Off Sleep Settings System Preferences > Energy Saver