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Java based emulators.

Multiple System Emulator - Helios v25.0203 - Released

Details
Category: Java
Published: 05 February 2025

Helios - Windows  Helios - Linux

What's New:

32x: reads to cache purge behave like writes
32x: hack for COMM race conditions, fixes Brutal
gg: always 60fps
helios: {pwm, pcm} can be muted
helios: initial TowerOfPower (MegaCd_S32x) support
helios: fix an issue with stuck keys
helios: improve multi-screen behaviour
infra: update to gradle 8
mcd: lots of fixes, still WIP
md: parse supported devices from rom header
md: ignore byte-wide ioWrites on even address, fix read timeControl area
sms: change default z80 SP value

Multiple System Emulator - Z64K v2.1.2 build 202401130 - Released

Details
Category: Java
Published: 30 November 2024

Z64K

What's New:

Fixed -go64 command line option

Multiple Systems Emulator - Emulicious v2024-03-31 - Released

Details
Category: Java
Published: 31 March 2024

Emulicious

What's New:

- Added video recording
- Fixed that the Profiler window couldn’t open on Linux with GTK theme (thanks to Under4MHz and lidnariq)
- Fixed a bug that could cause a crash when editing GB sound registers repeatedly (thanks to Sono)
- Fixed a bug that prevented to load MEKA Savestates older than version 8
- Fixed a regression that made the Tile Viewer have issues with modes where tiles have a width of 6 pixels (thanks to aoineko)
- Fixed sprite cursor position for Game Gear (thanks to toxa)
- Fixed reading back values from the MSX PSG (thanks to joe)
- Fixed turbo shortcut in fullscreen mode for MSX

Multiple System Emulator - Z64K v2.1.2 build 20240327 - Released

Details
Category: Java
Published: 26 March 2024

Z64K

What's New:

series of Z80 EI instructions cannot be interrupted

Multiple Systems Emulator - Emulicious v2024-02-29 - Released

Details
Category: Java
Published: 29 February 2024

Emulicious

What's New:

- Fixed a bug that could make the debugger cause high cpu load (thanks to 256)
- Fixed that Advance Frame while paused with the debugger open could crash Emulicious (thanks to pw_32x)

Multiple System Emulator - Z64K v2.1.2 build 20240202 - Released

Details
Category: Java
Published: 01 February 2024

Z64K

What's New:

Improved timing of switching between C128 Z80/8502. All tests behave like real hardware as discussed at Using CIA timer to measure the duration of Z80<>8502 switch | Commodore 128 (freeforums.net)

Multiple Systems Emulator - Emulicious v2024-01-31 - Released

Details
Category: Java
Published: 31 January 2024

Emulicious

What's New:

- Added -turbo commandline flag to start Emulicious with turbo enabled (thanks to aoineko)
- Added option to emulate the Everdrive without an SD card inserted
- Added option to crop borders from screenshots (thanks to Kaisaan)
- Added support for the MSX NEO Mapper (thanks to aoineko)
- Fixed incorrect number of meassurements in General Profiler if start and end address match (thanks to sverx)
- Fixed that a future timestamp in a .sav file caused the RTC time to change (thanks to beware)

Multiple System Emulator - Z64K v2.1.1 build 20240130 - Released

Details
Category: Java
Published: 30 January 2024

Z64K

What's New:

Timing improvements when switching between C128 Z80/8502. Results match real hardware for the majority of thetests discussed at Using CIA timer to measure the duration of Z80<>8502 switch | Commodore 128 (freeforums.net)

Multiple System Emulator - Z64K v2.1.1 build 20240129 - Released

Details
Category: Java
Published: 28 January 2024

Z64K

What's New:

Minor timing fix for C128 writing to Z80 port. Stableses lines and confirmed they match real hardware for z80rastertimingtest.prg as discussed at https://sourceforge.net/p/vice-emu/bugs/1979/

Multiple Systems Emulator - Emulicious v2023-12-31 - Released

Details
Category: Java
Published: 31 December 2023

Emulicious

What's New:

- Added 16×16 mode to Tile Viewer for display modes that support it (thanks to Jan Willem van Helden and aoineko)
- Improved MSX mapper detection (thanks to bengalack)
- Fixed a false-positive of data execution exception with C debugging (thanks to wimpie3)

Multiple Systems Emulator - Emulicious v2023-05-31 - Released

Details
Category: Java
Published: 31 May 2023

Emulicious

What's New:

- Added a disassembler setting to pad mnemonics (thanks to Kak)
- Added a proper error if a debugfile ends unexpectedly (thanks to leina)
- Added selection of tile base address to Tilemap Viewer (thanks to leina)
- Added Step Back Return action to the debugger
- Added Run Backwards To Line action to the debugger
- Allow changing sound buffer size without realod (thanks to Zumi)
- Fixed that sometimes execution broke twice on a line breakpoint
- Fixed that for more complex expressions the tooltip text did not display correct values (thanks to ISSOtm)
- Fixed a regression where sometimes a line breakpoint could not be set on a line in a high bank (thanks to arnaud33200)
- Fixed that on some Linux systems sound randomly silenced (thanks to Zumi)
- Fixed that sometimes exception breakpoints would point to the line after the exception happened (thanks to CeL)

Multiple System Emulator - Z64K 2.1.1 build 20230522 - Released

Details
Category: Java
Published: 22 May 2023

Z64K

What's New:

Save C128 extra MMU ram and c128 keyboard state.

Multiple System Emulator - Helios v23.0506 - Released

Details
Category: Java
Published: 07 May 2023

Helios - Windows  Helios - Linux

What's New:

helios: add Sega 32x emulation by merging the helios32x project: https://github.com/fedex81/helios32x
md: improve rom header parsing
md: improve support for roms > 4Mbit with sram

Multiple Systems Emulator - Emulicious v2023-04-22 - Released

Details
Category: Java
Published: 23 April 2023

Emulicious

What's New:

- Added Step Back to the debugger
- Fixed misdetection of dahjee adapter in Pop Flamer for SG-1000 (thanks to Saverio Russo)

Sega 32X Emulator - Helios32x v23.0322 - Added

Details
Category: Java
Published: 29 March 2023

Helios32x  Helios32x

A Sega 32x emulator, written in Java.

Multiple Emulator Frontend - jGameBase v71-3 - Released

Details
Category: Java
Published: 16 November 2022

jGameBase

What's New:

New Features
- Updated C64lite to GBC17
- Support for alternate emulator roms (GEMUS function "findRom()")
- C64 VICE script now supports different fast loader roms (if supplied)

Bugs Fixed
- Edit musician, even when "Photo" directory is missing
- Creating views with years before or after fixed
- When launching an extra as game the KeyValuePairs from the original game are used
- When launching an extra as game all extracted files are added as items

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