Read the blog article here -
https://www.libretro.com/index.php/retroarch-1-6-4-released/
Plenty of updates on cores too -
https://www.libretro.com/index.php/core-updates-since-version-1-6-3/
Highlights:
- Bounty system is gaining steam - several bounties successfully completed!
- Beetle PC Engine Fast and Beetle Saturn now support MAME CHD images!
- Corrupting sound in Midway DCS games (Mortal Kombat/NBA Jam/etc.) is now fixed in MAME 2003
- Killer Instinct 1/2 should now be playable on MAME 2003.
- Bounty going towards a Beetle PSX dynarec will be created. Bounty will start at $100.
RetroArch highlights:
- Audio mixer now supports MOD/S3M/XM files!
- Dolphin/Citra/OpenLara should now be playable without having to specifically enable 'Shared Hardware Context'.
- 29+ cores added now for Windows 98/ME/2000 version!
- PlayStation3 version getting nightly releases now! Also CEX/DEX version published.
- You can delete cores now.
- Game remapping saves device and analog dpad mode now.
- You can remove per-core and per-game overrides now.
- RetroArch on Amazon App Store coming very soon!
PPSSPP and Supermodel cores are actively being worked on and we hope to be able to get those in your hands soon!