v2.9.1

• added support for APS (GBA)
• show expected ROM CRC32/MD5 on screen (if patch supports validation)
• sort zipped files by name and folder
• small bugfixes
• updated translations

v2.7

• new feature: automatic GB/C and Mega Drive/Genesis ROM header fix

v2.6.2

• .vcdiff extension support added in all <input type="file">
• italian translation added
• french translation improved

v2.6.1

• new settings screen where user can decide target patched file name
• light theme
• added translations: french, german, nederlands, svenka, brazilian portuguese, chinese (simplified), japanese
• fixed: MD5 hash calculation for >512MB files
• fixed #34: Safari not working with zip files
• fixed: UPS truncation bug in some specific cases
• fixed: IPS not expanding in some specific cases
• other small QoL changes

2.4

• fixed issue #12
• added german UI translation
• added language selector (automatic detection isn't compatible with Chromium based browsers)

May 2020 release

2.3 version released

• IPS patches can now be created if offsets are below format limit
• rearranged files internally
• a few bugfixes

2.2b

Fixed some PPF issues

xdelta, RUP, PPF and PMSR update

• added support for: xdelta (except secondary compressor), RUP, PPF and PMSR (.mod)
• added zip support
• added russian translation
• huge performance improvement!
• other fixes

GUI revamp

The UI has got a complete overhaul, along other fixes.

SNES header removal option

RomPatcher.js now is able to remove SNES headers before patching (if needed).