JRomManager v2.4.5 beta 1 is released. JRomManager ia a Rom Manager entirely written in Java and released under GPL v3.

Current Features:
* Zip support
* Mame and Logiqx Dat formats
* Import from Mame executable
* Dat parsing caching via Java Serialization
* Optimized to permit scan over shared network
* Dir scan caching via Java Serialization based on FileMDate+FileSize, one cache file per romdir, reusable between different Dat Scans if same dir used
* Split Scan/Fix/Rebuild
* Non-Merged Scan/Fix/Rebuild
* Merged Scan/Fix/Rebuild (with choice in case of name collision)
* Full SHA1 scan or on-need SHA1 scan in case of suspicious CRC32
* Retain SHA1 in cache until zip file change
* CHD support (no separate dir from roms yet)
* Per profile settings (what to fix, how to scan, ...)
* MultiThreading support (at least for archive manipulation and checksum calculation, fast disks required)
* MD5 support (for old dats)
* 7z support via SevenZipJBinding + 7z command line as functional backup
* TorrentZip support via trrntzip command line
* Multiple Source Dir
* Enhanced Gui with Report
* Translated to English and French
* Software List support
* Filtering functionalities (clone, chds, systems list, display mode, cabinet type, driver status, ...)

JRomManager v2.4.5 beta 1 Changelog:
Java 11 is now a minimal source/target requirement
Dropped obsolete/unmaintained NanoHTTPd, and using now only Jetty (as a result websocket was removed)
Modularized code and dependencies to bundle inside a designated java runtime that target some specific platforms (currently JRE11 + Windows for x86_64 / Linux for x86_64)
Rebranded MSI installer for windows (using jpackage from Java 14+)
Fix : No more locks in standalone gui (specifically encountered with Linux)
Entirely reworked progress bar
Web UI should be more responsive while scanning/fixing
New process handling with adaptive mode

Download: JRomManager v2.4.5 beta 1
Source:Here