DSaveManager can be used to transfer savefiles from DS/3DS games via wlan to a PC.
Thanks to Erant for the FLASH code!
 Change log v0.2
- Improved UI
- added restore from FAT
- added better savefile size detection for 3DS FLASH
- Read the ReadMe!!
- Setup WFC via a game
- Change the IP in the dsm.ini to that of the PC running the DSM.exe (Leave a newline at the end of the IP)
- Load the DSM.nds on your DS/DSLite, any method should work fine.
- Follow the onscreen instructions!
Restoring saves is not working for some 3DS games. Always dump the restored savegame again and verify that it matches.