Toribash 5.52a1 is now available on alpha branch on Steam.
This build has some major backend updates targeted at speeding up overall performance on multi-core processors.

• Added asynchronous customs loading
• File downloader now runs on a separate thread
• Optimized player sound loading

Earlier builds had data corruption issues due to threads conflicting with each other, with this one it doesn't seem to be the case but in case you still experience it please make sure to post here with some details.