Developer Logic68 has released Backup-SAV-PS5 1.02, a tool to extract/dump savegames per user profile onto a USB key.

What is Backup-SAV-PS5 for PS5

From the Readme:

Backup-SAV-PS5 is a simple backup extractor per user profile on USB exfat/

Exports to a username folder in the root of your usb drive

User Tralala over at logic-sunrise has a video demonstrating the usage of the tool:

Backup-SAV-PS5 : what’s new

Update 1.0.1

• Fixed loading of libSceUserService.sprx (which could cause some problems in the initial version
• Indicates the number of backups and the total size before copying
• Notification of progress in case of many backups

Update 1.0.2

• add backup savedata_prospero_meta
• Code rewrite

Download Backup-SAV-PS5 for PS5

You can download the tool on the developer’s github here. Please note that there is one elf file per firmware version, so be sure to pick the one matching your PS5 Firmware.

You will need a hacked PS5 in order to run this tool. Follow our guide here to run the PS5 Hack.

Source: 68Logic