Features

Add optional per-game deinterlacing for double-density interlaced games
Add graphics API selection to the Renderer setting, including Direct3D 12 and Vulkan on supported Windows builds
Enrich game information with native titles, box-back descriptions, player counts, cooperative play support, regional publishers and release dates, age ratings, and critic review scores
Add an artwork carousel for front and back covers, disc images, flyers, and posters
Add artwork download settings, a preferred box art region
Add a button to turn off all cheats for a game

Fixes

Save battery-backed data, resume state, and play time not always saving when closing the application window
Prevent incomplete or conflicting file writes when saving configuration, library data, and game files
Fix concurrent access to configuration, library data, achievements, and emulation pause and resume state
Correct CHD self-referencing hunks and CD error-correction reconstruction
Strengthen validation of CHD, FLAC, CUE/BIN, RAR, and compressed TAR files to reject corrupt data, invalid track layouts, unsafe file paths, and excessive decompression
Correct alignment of misaligned memory accesses to work RAM, BIOS, and expansion RAM
Stop MPEG video streams that exceed the card’s supported picture dimensions
Fix Vulkan shader generation for 64-bit negation and conditional value assignments
Keep the selected game visible when restoring the library list position
Reset scrolling when changing detail or settings pages and correct directional navigation in settings
Fix Backspace handling for Unicode search text and keep the search overlay within the window
Scale screenshot previews to fit the preview area and GPU texture limits
Validate input settings, reject empty game identifiers, and restore defaults for unsupported stored core options
Require HTTPS for artwork, updates, and RetroAchievements requests, and validate achievement response sizes and image dimensions
Restrict configuration file permissions to the owner

Bundle game metadata, cheats, and rumble definitions with erings instead of downloading them separately
Replace RetroArch RDB metadata and legacy CHT content handling with bundled game data
Download artwork through a signed index and verify image hashes
Improve keyboard and controller navigation with focusable scrollbars
Group library buttons into add and remove actions and reorganize artwork settings
Add Japanese font support and improve text spacing on game detail pages
Improve Vulkan rendering performance and reduce graphics initialization overhead
Separate application and core identity, and use the application name and version consistently in About, update checks, and download requests
Update Go and supporting dependencies

Announcement. Includes an overview of the major changes.