A new version of the Sega Saturn - Nova emulator has been released.

- SH2: Added the TOCR register of FRT
- SH2: Added the REF register of BSC
- SH2: Added optimization(preliminary) for idle loops
- SH2: Rewrote DMAC
- SH2: Rewrote INTC(After Burner 2, OutRun)
- SH2: Rewrote interrupt handlings
- SH2: Rewrote intructions NEGC, MAC.L and MAC.W
- SH2: Rewrote Power-On precedure
- SH2: Refactored Cache emulation
- SH2: Refactored instruction execution
- SH2: Increased throughput of instruction execution
- SH2: Supported auto vector
- SH2: Fixed address space check for cache area
- SH2: Fixed logging
- SH2: Fixed a bug of the register TIER of FRT
- SH2: Fixed a bug of setting the CHCR register of DMAC
- SH2.FRT: Improved performance by using shifting instead of division
- SH2.FRT: Added settings of external clock
- DCC: Added long word access for MINIT and SINIT
- DCC: Improved Dual CPU Communications
- DCC: Improved the timing of MINIT(Super Robot Taisen F)
- DCC: Changed interrupts level to 0x0f, 0x0d
- PLL: Fixed SCU.TIMER1 frequency
- M68K: Rewrote exception handling
- M68K: Rewrote NMI handling
- SCU: Rewrote DMAC(Incomplete)
- SCU: Rewrote INTC
- SCU: Improved the timing of DMA(Gun Bird)
- SCU: Fixed a timing issue of interrupt handling(Gunbird, Gundam Z)
- SCU: Fixed a bug that sometimes DMA transfers are incomplete
- SCU: Fixed a bug that sometimes DMA transfers may start without the enable/starting bits set
- SCU: Fixed initialization of T0C, T1S
- SCU: Fixed bugs of interrupt handlings(Rayman)
- SCU & SH2: Fixed interrupt handlings(Rayman, Samurai Spirits - Zankurou Musouken(No cartridge warning))
- SCU.DSP: Inlined all of instructions and internal operations
- SCU.DSP: Fixed timing for i_dma to pass the emulator detection of SlideHop
- SCU.DMAC: Optimized by replacing divisions with shifting
- SCU.DMAC: Made DMAC as an executable device for better timing
- SCU.DMAC: Fixed CDB.DATATRNS transfer(Fixed regression of Steam-Heart's)
- SCU.DMAC: Implemented more accurate timing for DMA transfer
- SMPC: Implemented time optimization for peripheral data collection
- SMPC: Added 3 undocumented commands(0x0a, 0x0b, 0xa0)
- SMPC: Rewrote the INTBACK command, improved timings of the INTBACK command
- SMPC: Rewrote peripheral data processing(Galaxy Fight - Universal Warriors)
- SMPC: Changed sat_battery.sav to sat_battery.bin
- SMPC: Fixed a bug of the INTBACK command(Canceling of the INTBACK command)
- SMPC: Fixed bugs of the SF flag setting of the commands CDON/CDOFF
- SMPC: Rewrote get peripheral data
- SMPC: Fixed input issues(Rayman, Yoshiyuki Sadamoto Illustrations)
- SMPC: Changed peripheral data collecting time to 100 scanlines(close to the SAROO fast cursor moving speed)
- SMPC: Changed cbGetStatus timing of INTBACK command(SegaSaturn Electronic Book Operator)
- VDP1: Added returning garbage data when reading is out of range
- VDP1: Rewrote initialization of Frame Buffers
- VDP1: Optimized color mode decoding
- VDP1: Fixed a bug of registers mirroring(no mirror)
- VDP1: Rewrote register handlings and update timings, fixed Lunar(missing trees), Tactics Ogre(menu flashing)
- VDP1: Fixed a bug that some registers shouldn't be initialized when resetting or power-on (480P-Mode-Demo: Fixed color issues since v0.6.5011, and another bug that the purple polyline shouldn't be displayed)
- RASTER: Refined
- VDP1: Fixed manual erase/change timing(Kidou Senshi Z Gundam - Zenpen Zeta no Kodou)
- VDP1: Fixed Manual Change(missing sprites of Sega Ages - OutRun)
- VDP1: Fixed CMDLINK, bits 1, 0 must be ignored(Akumajou Dracula X)
- VDP1: Fixed texture sampling
- VDP1.ERASER: Implemented Eraser for handling Erase/Write(Fixed graphic issues of KOF95, Sonic Jam)
- VDP1.ERASER: Fixed endVBE
- VDP2: Added initialization for m_cpe(Cycle Pattern Error)
- VDP2: Clear m_cpe(Cycle Pattern Error) at checkV
- VDP2: Implemented drawing of borders
- VDP2: Optimized color mode decoding for getting layer data and the sprite active table
- VDP2: Fixed a bug of VCNT updating(palette error of the cartridge warnings screen of KOF95)
- VDP2: Rewrote Cycle Pattern handlings
- VDP2: Fixed a bug of TVSTAT register handlings
- VDP2: Fixed a bug of Bitmap address wrapping(NBG0, NBG1, RBG0, SPRITE, Yoshiyuki Sadamoto Illustrations)
- SCSP: Implemented full emulation of DSP
- SCSP: Added more reading handlings for CCR registers
- SCSP: Rewrote INTC
- SCSP: Rewrote timers
- SCSP: Cleaned up unused tables
- SCSP: Refactored completely
- SCSP: Fixed timing for M68K RAM access to pass the emulator detection of SlideHop
- SCSP: Fixed a bug that Calling Address is not updated after the monitor slot is set(SRWF FMV)
- SCSP: Fixed a bug of EFSDL when setting with 16-bit data
- SCSP: Fixed bugs of SDIR handlings(Waku Waku 7)
- SCSP: Fixed a bug of DMAC EX flag
- SCSP: Passed 13 tests of celeriyacon's scsp_test
- CDB: Added address mapping region for CR registers(Saturn Test menu)
- CDB: Implemented handling of subcodeRW
- CDB: Supported multi-session discs
- CDB: Supported multi-index discs
- CDB: Supported CD+G/CD+EG playbacks
- CDB: Rewrote TOC handlings
- CDB: Rewrote periodic response
- CDB: Rewrote status transitions
- CDB: Rewrote subcodeQ handlings
- CDB: Rewrote Connectors handling
- CDB: Rewrote position handling
- CDB: Rewrote data transfer handling
- CDB: Refactored commands CdPlay, CdSeek and ReadFile
- CDB: Don't start periodic response after power on
- CDB: Read TOC after reset
- CDB: Emulated status RETRY, ERROR, FATAL
- CDB: Rewrote status, periodic response, position processing
- CDB: Rewrote commands CopySctData, MoveSctData
- CDB: Optimized subcode R~W decoding with a circular queue
- CDB: Rewrote command E2, renamed it to ReadRom
- CDB: Added SH1 fake address mapping
- CDB: Changed changing condition of periodic response
- CDB: Merged r/datatrns read/write handlers
- CDB: Implemented CdScan
- CDB: Reverse scan reverses the output samples order
- CDB: Rewrote CD report
- CDB: Rewrote async operation
- CDB: Fixed report of status FATAL/OPEN/NODISC/STANDBY
- CDB: Fixed word access for the DATATRNS register(Steam Hearts)
- CDB: Fixed timing of command AbortFile again
- CDB: Fixed GetdelSctData, CalActSiz, DataEnd(KOF95), ReadDir/ChgDir(incorrect drend when infnum is 254)
- CDB: Fixed bugs of current play position and target position
- CDB: Fixed a bug that the file system can not access current/parent directorys sometimes
- CDB: Fixed a bug of the CSCT flag(Should be set when a sector was discarded)
- CDB: Fixed a bug that MPEG videos playing twice
- CDB: Fixed a bug of EHST flag setting timing(Assault Suit Leynos 2)
- SYSTEM: Implemented CAT(Cycle Adaptive Timing)
- SYSTEM: Implemented FMA(Fast Memory Access)
- SYSTEM: Implemented Audio Stream Buffer
- SYSTEM: Implemented new mechnism for the PAL mode
- SYSTEM: Implemented generic system time slices
- SYSTEM: Rewrote the frame structure
- SYSTEM: Rewrote handlings of the communication port
- SYSTEM: Fixed a bug of address mapping(lockup area)
- SYSTEM: Fixed a bug of H-BLANKs during V-BLANK
- SYSTEM: Rewrote CS2 address mapping
- SYSTEM: Added default BUP when no game loaded
- SYSTEM: Added Open/Close Tray
- SATURN: Changed name prefix of BUP
- SATURN: Fixed initialization of SCSP RAM for quick starting and HLEBIOS
- SATURN: Added recognization of audio CDs
- SATURN: Added VDP1 frame buffer initialization for HLE_BIOS(Galaxy Fight - Universal Warriors)
- TITAN: Fixed TITAN mode
- TITAN: Fixed input issue of Suiko Enbu
- TITAN: Changed button name from PUSHSW to SELECT
- TITAN: Rewrote EEPROM and BUP loading/saving
- TITAN: Added SIMM
- TITAN: Passed MIDI Test
- TITAN: Passed Gun Trigger Test
- TITAN: Supported new formats 7Z/RAR
- TITAN: Supported Multi-cartridge
- TITAN: Fixed area code of Sport Fishing 2
- TITAN: Fixed a bug of EEPROM reading, passed the EEPROM Test
- PROLOGUE21: Added a stub
- RASTER: Rewrote raster
- READER: Rewrote async operation
- SCHEDULER: Refined
- SCHEDULER: Fixed a bug when frame exit, the next target time could be discarded
- SCHEDULER: Fixed a bug of timer repeating
- SCHEDULER: Fixed a bug that an event may execute after executed
- MP1D: Implemented a new mechnism(wait when buffer is full)
- MP1D: Video and Audio use seperated demuxers
- MP1D: Reduced memory usage
- MP1DA: Fixed the sound glitches when playing opening movie of Lunar SSSC
- MP1DV: Fixed a bug of empty GOP
- VCDCARD: Decoupled from CDBLOCK
- VCDCARD: Implemented window, zooming functions
- VCDCARD: Fixed the command MpSetDec
- VCDCARD: Fixed crash
- VCDCARD.MPDV: Fixed display position of the frame buffer
- VCDCARD.MPDV: Fixed issues of window processing
- VCDCARD.MPDV: Implemented bilinear filtering
- VCDCARD.MPDV: Replaced all of the floating calculations with integer calculations
- ODD: Rewrote async operation
- ODD: Fixed a bug that sometimes it can't stop after releasing Forward/Backward button in the BIOS CD player
- DRIVE: Refactored CD drive status transitions
- PAR: Fixed a bug of getting vendor id, product id
- DATA: Added record data of Sega Saturn de Hakken!! Tamagotchi Park(Thanks to cafe-alpha)
- PERIPHERAL: Implemented emulation of PSY-Q Target Adapter(Broken)
- PERIPHERAL: Implemented emulation of Satiator(Broken)
- PERIPHERAL: Implemented emulation of SAROO
- PORT: Decoupled ASIC01, ASIC02 from SMPC
- FDD: Changed block size to 512 bytes
- BIOS: Added function S_AUTHENCD(required by SMPMPG1), bumped version number
- BIOS: Fixed offset of the instruction at 0600092E
- BIOS: Supported to run with SH2 cache enabled
- BIOS: Added default PC and SP for SH2(S)(Doom)
- BIOS: Fixed SYS_SETSCUIM for SH2(S)(Astal)
- BIOS: Enabled Nova BIOS
- BIOS: Supported to run executable files
- BIOS: Fixed slave sh2 initialization
- BIOS: Implemented SYS_CHGSYSCK, SYS_TASSEM, SYS_CLRSEM
- BIOS: Rewrote the handling of SCU interrupts and the execution interface of SYS and BUP functions
- BIOS: HLE BIOS version bumps to v0.94
- BIOS Rewrote SH2_INIT and interrupts initialization
- BIOS: Fixed bugs of the HLE BIOS, updated version number of the HLE BIOS
- BUP: Redesigned the BUP format
- BUP: Fixed bugs that sometimes it can corrupt existing game records in the BUP file system
- BUP: Fixed bugs of read/write game records
- EXE: Supported new excutable format SRE
- EXE: Improved handling for entry address COF/ELF/SRE(DUKPLAYR.COF)
- CD: CD file name when there is only a dot without an extension, the dot is ommited
- CD: Fixed a bug that it may exceed the size scope of a file while reading
- CD: Fixed a bug that the last track can not end or loop
- CDX: Rewrote handlings of physical CD Drive
- CDX: Rewrote BIN/CCD/CUE/ISO/MDS parser
- CDX: Refactored Sector/Index/Track/Session/CD and TOC structures
- CDX: Supported multi-session and multi-index
- CDX: Supported new formats CDG/CDI/CHD/CSO/DAX/NRG/TOC/ZSO
- CDX: Supported automatically generating ECC/EDC code
- CDX: Decoupled ISO9660 stuff from CDB
- CDX: Supported PCM and WAV(roughly) formats
- CDX: Fixed CD+G regressions of MDS/NRG formats(Caused by 0.6.5003 CdScan support)
- CDX.CUE: Supported WAV(roughly) files
- COMMON: Implemented cirque(circular queue)
- UTILITY: Added Region ID
- MISC: Implemented Audio Level Meter
- MISC: Implemented "Rotate With Control"
- MISC: Implemented Turbo Mode(Tab)
- MISC: Implemented Step Forward Mode(Ctrl + ->)
- MISC: Implemented per_game_bup
- MISC: Improved FPS controling, frames are now more stable and smooth
- MISC: Rewrote Auto Region, PAL regions have higher priorities now
- MISC: Supported 64-bit architecture
- MISC: Optimized INI parser file processing(Load the entire file instead of line by line)
- MISC: Reduced memory usage
- MISC: Added PAUSE/PLAY toggle(Spacebar)
- MISC: Added colors and shadows for FPS display
- MISC: Added a License button on the About Dialog
- MISC: Added a new option show_log in nova.ini for showing/hiding the log console
- MISC: Added a new option show_stat in nova.ini for showing/hiding FPS information
- MISC: Added new options log_xxx in nova.ini for setting log levels of individual modules
- MISC: Renamed stv_game to stv_slot# in nova.ini
- MISC: Renamed mpeg_card to vcd_card in nova.ini
- MISC: Fixed data size of Saturn Standard Pad
- MISC: Fixed memory leaks
- MISC: Fixed random crash
- MISC: Fixed a bug of INI parser(may crash when it encounters empty lines)
- MISC: Fixed a bug of the CPE format
- MISC: Updated data.json
- MISC: Migrated to C++17
- MISC: Show/hide output console via menu
- MISC: Fixed a bug that output console can not be closed properly
- MISC: Supported swapping disc
- MISC: Made FPS more stable
- MISC: Replaced init function with create for various machines
- D3D9: Removed D3DX9 dependencies
- D3D9: Changed D3DFMT_X8R8G8B8 to D3DFMT_A8R8G8B8 for compatibilities
- GRAPHIC: Implemented various graphic filters
 - None 
 - Bilinear
 - CRT (Aperture Grille Big)- 
 - CRT (Aperture Grille Small)
 - CRT (Slot Mask Big)
 - CRT (Slot Mask Small)
 - Dot (Round)
 - Dot (Square)
 - LCD (Game Boy)
 - LCD (Game Boy Light)
 - Noise (Dynamic)
 - Noise (Static)
 - E Ink Color
 - Paperwhite
 - Scanline (Phosphor)
 - Scanline (Straight)
 - Monochrome
 - Reverse Color
- GRAPHIC: Implemented Fullscreen Mode
- GRAPHIC: Implemented VSync
- SOUND: Improved audio streaming
- SOUND: Supported Portable Sound Format
- SOUND: Fixed a bug that left and right channels were reversed
- GUI: Vsync is enabled by default
- GUI: Redesigned file open/close logic
- GUI: Show version number on the caption bar of the main window
- GUI: Supported various Aspect Ratios
- GUI: Supported rotations of the main window
- GUI: Hide cursor in fullscreen mode
- GUI: Render overlay text with freetype
- GUI: Fixed a bug when restoring a minimized window
- DEBUGGER: Enabled debugger
- DEBUGGER: Improved the debugger
- DEBUGGER: Return to RTS instead of returning from the function
- DEBUGGER: Fixed a crash of quiting the program while running the debugger
- DEBUGGER: Fixed bugs that the debugger crashes with low-DPI displays
- DEBUGGER: Fixed a bug when clicking the PC icon
- NOVA: Refactored the entire project(Uncompleted)
- NOVA: Release memory of a Machine when close