RetroCopy v0.700 is released.RetroCopy is an attempt to emulate the Sega Master System and Nintendo Entertainment System at the cycle level.It also includes a custom OpenGL powered 3D interface which shows things like the gameboxes. It is currently only available for Windows, with 32bit and 64bit versions available. RetroCopy is a new Master System emulator for Windows.

RetroCopy v0.700 Changelog:
-[EMU] Upgraded the YM2413 FM core to stereo, fixes bad sound in SMS FM games
-[EMU] Added GameGear Gear-To-Gear network link emulation.
-[EMU] Fixed bug in GameGear VDP that made it act like a V1 SMS VDP
-[EMU] Fixed bug in SMS VDP that was clearing lower bits in status register (PGA Golf)
-[CORE] Now support .ZIP files for conversion, including zip files with mulitple ROMs inside
-[CORE] Singular official .game files are now saved if a complete set isn't found
-[CORE] Added screenshot saving with two modes. The "Full screenshot" mode saves the borders so it's like a real TV and the other mode is "content only" which is purely the content.
-[CORE] Added option to change fast forward speed
-[CORE] Upgraded SDL version
-[CORE] Now warn there may be issues when display isn't at least 1280x720
-[CORE] Usage stats for games played are now saved on the RetroCopy server, allowing you to view the most played games
-[CORE] Changed the way covers are loaded. Now all media relating to a game is stored in a .ZIP file in a media subdirectory, reducing clutter
-[CORE] Finalized Sega Master System .GAME headers . All Sega Master System games have been added
-[CORE] Updated arcade.dat and removed GameGear, Megadrive, Nintendo NES dat files until we have properly covered the games in them.
-[CORE] Fixed over 60 memory leaks and other small resource issues
-[CORE] Added rewind buffer size option instead of a default time limit, defaults to 256MB. Allows you to use up to 1GB of memory which would would allow you to rewind for a few minutes on some systems. This allows users with low RAM to use the MegaDrive emulation, which in last version using over 500MB for rewind.
-[CORE] Added feature to .GAME which allow us to specify whether a game is a hack, official release, etc
-[CORE] Added country information to .GAME header
-[SOUND] Fixed issue with audio latency that sometimes would not autofix itself like it should have
-[3D] VSYNC option now doesn't need a restart to take effect
-[3D] Added mipmaps and anisotropic filtering to emulator output for increased quality in virtual game room (optional, NVIDIA users can't use this as all drivers are broken and it's too slow)
-[3D] Increased performance of mipmap generation, now there is little delay even when loading 10 megapixel images
-[3D] Added Anisotropic Filtering option, will use maximum amount when enabled
-[3D] Changed viewpoint calculation to better suit some displays
-[3D] Changed and cleaned up the way game covers are loaded for better resource usage and lower loading times
-[3D] Multiple 3D game box models can now be used for each game
-[3D] Added GameGear 3D box model (export)
-[3D] Changed the way 3D game boxes are viewed, now no manual rotation is necessary, simply left and right click on the boxes to get them to rotate or zoom.
-[3D] Fixed issue of game boxes not always being centered in the game cover area.
-[GUI] Implemented new font caching mechanism to speed up font operations, greatly increasing GUI performance
-[GUI] Fixed issue with fonts sometimes not loading language specific unicode characters (Portugese, French, Norwegian, etc)
-[GUI] Added new textbox control with scrollable areas
-[GUI] Changed game browser layout
-[GUI] Added country flags and other icons to game browser
-[GUI] Added Reviews/cheats/trivia sections, they are automatically filled in with data from the server allowing dynamic content and user participation
-[GUI] Increased size of 3D game box area and added screenshot section above it
-[GUI] Can now download game covers for any game with a single click within RetroCopy
-[GUI] .GAME conversion and Directory Browsing now happen in another thread
-[GUI] Added more information to the .GAME conversion window
-[GUI] Changed the way windows are removed to cleanup code dealing with window management
-[GUI] Added .GAME filtering, filter by country, name, year released, cooperative, single player, etc
-[GUI] Added .GAME grouping options. Now can group similar games (ie Sonic USA / JAP / EUR / v1 / v2) so you can more easily select the game you want without clutter
-[GUI] Some buttons now change to reflect custom button mappings assigned to them
-[GUI] Can now select the system you want to use without scrolling through all of them
-[WEB] http://www.retrocopy.com/games.aspx - Online database added
-[INPUT] Added "reset to default" button
-[INPUT] Keyboard mapping now is relevant to your specific mapping (QWERTY, DVORAK, etc)
-[INPUT] Now reset global input state before testing user input on config page. Fixes broken input drivers that send fake/incorrect commands on startup (DKT70)
-[INPUT] Now use directinput instead of MMapi.
-[INPUT] Upgraded joystick config to allow upto 32 axis, 8 hats and 64 buttons
-[INPUT] Added joystick info page that shows in real time the status of all controllers connected, including their current axis values, button values and hat directions.
-[INPUT] Added more configurable commands such as 3D movement, use, turn off, etc

Download: RetroCopy v0.700 32-bit
Download: RetroCopy v0.700 64-bit
Source:Here