via http://www.emucr.com/

Dolphin GCMemcardUpdates Git 3.0-98 is released. Dolphin GCMemcardUpdates is a branch of Dolphin. Dolphin is the first Gamecube emulator able to run commercial games! Dolphin is a great Gamecube(NGC) and Wii emulator. It has a partial Wii support and plays most Gamecube games. Dolphin has been changed SVN to Git recently.

Dolphin GCMemcardUpdates Git changelog:
* fix gcmemcard format broken by 5f9591cf9d0a0c9f87832dad58faa079d4ca7d24
small cleanup to format, now works for slot a and b and any memcard size
* remove sram path (m_strSRAM) from startup parameters, only write sram to file if one exists
log flash id when loading a memcard
* EXI_Memcard: HLE memcard Formatting, GCMemcard: Add static format function, cleanup checksums code

http://code.google.com/p/dolphin-emu/