RomCenter v4.0.0 RC1 is released. RomCenter is an application written for 32-bit Windows operating systems, designed to help you maintain and organize your emulators roms collection for various gaming systems including computers, consoles, arcade, calculators and handheld. You can add additional systems through external datafiles available on a lot of sites.

RomCenter can audit your games and report which are working or not. It can fix problems such as bad name, missing roms available elsewhere, and clean your set by removing useless or bad roms and files.

RomCenter v4.0.0 RC1 Changelog:
New:
Add 'file not found' error handler with some corrupted files
Add 'send log' dialog
Add Hyperspin dat support
Add about dialog
Add db creation by dropping exe
Add multi db files drag & drop capabilities to open multiple db at once
Add exception handler to allow corrupted roms deletion
Add links buttons group in ribbon
Add more filtering regions
Add multithreaded rom files import (not supported for db using plugins)
Add new context menus
Add plugin detection from dat content
Add support for dat with text lines before xml tag
Improve exceptions handler when creating db
Improve memory managment with filters
Improve new files creation during removing fileroms
Improve startup dataview
Improve zip exception detection
Upgrade libraries to their latest versions
Stay on path after reloading it.
Attempt to fix dat with bad structure when importing.
Issues fixed
#24: When creating a new file, automatically fill the database filename from dat file
#28: System.OutOfMemoryException
#31: Saving window location, size and state on close should work differently
#32 Please put "Open existing", "New DB" and "Update" as buttons in the main toolbar
#34 Add keyboard shortcuts
#35 Closing a database tab should not always activate the Welcome tab
#37: Process cannot access the firle because it is being used by another process.
#40 Nes-Header-Problems
#44 Can't open Recalbox dat files
#46 Confirmation message when closing database looks odd
#47 Open Existing Database dialog shows *.rdt twice
#48 "Cleanup Database" menu entry not fully selected
#49 "Add to quick-access toolbar" context menu option does not work as expected
#51 Create new mame database: default db save location wrong
#52 mame.xml not deleted after extraction
#57 Filtering regions: NONE == ALL?
#58 Error during MAMEUI64 0.190 db creation
Fix:
Attempt to Fix locked db.
Check newdb/updatedb fields validation when displaying backstage
Clean up dat and db default folders
Clean up options dialog
Enable parent/clone relation option for mame
Fix 7z infinite retry
Fix bad status after renaming unknown files
Fix constraint violation when updating db
Fix crc identification when no file size in dat
Fix deletion of corrupted roms
Fix empty 7z archive not found
Fix empty archive identified as corrupted
Fix emul name init when creating db from an exe
Fix file status not refreshed wihen corrupted roms deleted
Fix fileroms cases not working
Fix memory leaks
Fix multiple identical files when roms have multiple errors
Fix object not found when moving files in error
Fix out of memory error on 7z
Fix refresh always reload files with some plugin
Fix regions filter for mame roms
Fix release not working if keep all selected
Fix right click not selecting items
Fix roms in folder always refreshed when using a plugin
Fix save window position/size
Fix single files not removed when renaming
Fix slow operations when selecting lot of files
Fix unique rom warning when deleting corrupted roms
Fix unneeded games loading before reloading paths.
Fix useless db reloading after changing some settings
Fix useless filtering when no filter set
Fix zip exception not catched
Fix zip not deleted on a renamefile
General code cleanup
Prevent two unhandled error dialog at the same time
Remove unused icons
Reset dat filter when change src dat
Set compression level default to 3 (normal)
Switch to main window when 'create dat' process starts

Download: RomCenter v4.0.0 RC1
Source: Here