Rom Patcher JS v3.0 marks an important milestone!
The webapp has been rewritten from scratch, providing better, modern and more scalable code.

Changes:

• total code rewrite
• added support for Node CLI
• improved web embedding system
• fix RUP overflow data
• fixes for Safari
• updated translations
• other smaller fixes

• 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

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

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

• 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

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

2.3 version released

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

Fixed some PPF issues

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

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