FlashGBX v3.21

• Bundles GBxCart RW v1.4/v1.4a firmware version R39+L8 (adds support for insideGadgets WonderSwan and Game Gear flash carts)
• Added support for SD007_48BALL_SOP28 with M29W320ET (thanks DevDavisNunez)
• Added support for the BennVenn MBC3000 RTC cart (thanks LucentW)
• Added support for Flash2Advance Ultra 256M with 8× 3204C3B100 (thanks djeddit)
• Added support for SD007_T40_64BALL_SOJ28 with 29LV016T (thanks Stitch)
• Confirmed support for SD007_T40_64BALL_S71_TV_TS28 with TC58FVB016FT-85 (thanks edo999)
• Added support for F864-3 with M36L0R7050B (thanks s1cp)
• Allowed for switching between different Write Enable pins during chip erase and sector erase command sequences via a third parameter (“WR” or “AUDIO”) (thanks ALXCO-Hardware for the suggestion)
• Added support for the Squareboi 4 MB (2× 2 MB) cart (thanks ALXCO-Hardware)
• Added an option to limit the baud rate for GBxCart RW v1.4/v1.4a
• Minor bug fixes and improvements (thanks gboh, Grender, orangeglo and marv17)

(Complete change log)

FlashGBX v3.20

• Bundles GBxCart RW v1.4/v1.4a firmware version R38+L8
• Will now retry failed flash sector writes a few times before stopping the process (requires firmware version L1+)
• Added delta ROM writing (only write the difference between two ROMs); requires both the original <name>.<ext> ROM file and the changed <name>.delta.<ext> ROM file in the same directory (requires firmware version L1+) (thanks djeddit for the suggestion)
• Fixed support for Flash2Advance Ultra 64M with 2× 28F320C3B
• Fixed support for BX2006_TSOPBGA_0106/BX2006_TSOPBGA_6108 with M29W640 (requires firmware version L8+)
• Confirmed support for 4444-39VF512 with 4444LLZBBO (thanks marv17)
• Added support for SUN100S_MSP54XXX with MSP54LV100 (thanks Därk)
• Minor bug fixes and improvements

(Complete change log)

FlashGBX v3.19

• Fixed a bug not allowing FlashGBX to run correctly if there were square brackets in the file path (thanks kscheel)
• Added support for MSP54LV512 (no PCB text) (thanks ethanstrax)
• Added support for DIY cart with MBM29F033C (thanks Godan)
• Added support for marv17 32 KB Homebrew Flashcard (SST39SF040) (thanks marv17)
• Minor adjustments to the format of GBA RTC register data was made as it is now also supported by the mGBA emulator from version 0.10.0 (thanks endrift)
• Updated the Game Boy Advance lookup database for save types, ROM sizes and checksums (thanks Falknör)
• Added support for saving and restoring RTC registers of official TAMA5 cartridges inside save data files
• Now decodes and displays the embedded Boot Logo of Game Boy games (thanks Jenetrix)
• Bundles GBxCart RW v1.1/v1.2/v1.3 firmware version R31 (thanks AlexiG)
• Minor bug fixes and improvements

(Complete change log)

FlashGBX v3.18

• Fixed a problem with writing MBC2 save data onto cartridges that use a different mapper
• Improved support for the insideGadgets LinkNLoad flash cartridges

(Complete change log)

FlashGBX v3.17

• Improved MBC1 ROM banking based on the Game Boy: Complete Technical Reference by gekkio (fixes games such as Super Chinese Fighter GB)

(Complete change log)

FlashGBX v3.16.1

• Added support for 256M29EWH (no PCB text) (thanks Diddy_Kong)
• Added support for a new insideGadgets 4 MB flash cartridge (thanks AlexiG)
• Added support for Ferrante Crafts cart 32 KB V2 (thanks FerrantePescara)
• Bundles GBxCart RW v1.4 firmware version R37+L7 (improves support for some Game Boy flash cartridges)
• Updated the Game Boy Advance lookup database for save types, ROM sizes and checksums
• Added an option for manually specifying the device port to use via command line argument --device-port
• Support added for Pocket Camera save data files made using 2bit PXLR Studio
• Minor bug fixes and improvements (thanks JFox)

(Complete change log)

FlashGBX v3.15

• Improved support for several flash cartridge types
• Confirmed support for the Catskull 32k Gameboy Flash Cart (thanks CodyWick13)
• Minor bug fixes and improvements

(Complete change log)

FlashGBX v3.14

• Fixed a bug with extracting the Game Boy Camera’s Game Face image (thanks 2358)
• Improved the default file names, now includes the ROM revision information as well
• The default file name format can now be configured within the settings.ini file
• Updated the Game Boy Advance lookup database for save types, ROM sizes and checksums (fixes some games such as Yoshi’s Universal Gravitation) (thanks 2358)
• FlashGBX now experimentally supports both PySide2 and PySide6 GUI frameworks which should make it easier to use on Apple M1 macOS systems (thanks JFox)

(Complete change log)

FlashGBX v3.13

• Bundles GBxCart RW v1.4 firmware version R36+L7 (fixes a problem with insideGadgets’ GBxCam application)
• Added smaller selectable ROM sizes for Game Boy Advance ROM backups
• Minor bug fixes and improvements

(Complete change log)

FlashGBX v3.12

• Added proper detection of the Sachen 8B-001 mono unlicensed cartridge (thanks voltagex)
• Fixed an issue with dumping large-size GBA Video cartridges in CLI mode
• Added the option to generate ROM dump reports in CLI mode
• Minor bug fixes and improvements

(Complete change log)