bsnes is a Super Nintendo (SNES) emulator focused on performance, features, and ease of use.

Overview

bsnes

bsnes logo

bsnes is a multi-platform Super Nintendo (Super Famicom) emulator, originally developed by Near, which focuses on performance, features, and ease of use.

Unique Features

  • True Super Game Boy emulation (using the SameBoy core by Lior Halphon)
  • HD mode 7 graphics with optional supersampling (by DerKoun)
  • Low-level emulation of all SNES coprocessors (DSP-n, ST-01n, Cx4)
  • Multi-threaded PPU graphics renderer
  • Speed mode settings which retain smooth audio output (50%, 75%, 100%, 150%, 200%)
  • Built-in games database with thousands of game entries
  • Built-in cheat code database for hundreds of popular games (by mightymo)
  • Built-in save state manager with screenshot previews and naming capabilities
  • Customizable per-byte game mappings to support any cartridges, including prototype games
  • 7-zip decompression support
  • Extensive Satellaview emulation, including BS Memory flash write and wear-leveling emulation
  • Optional higan game folder support (standard game ROM files are also fully supported!)
  • Advanced mapping system allowing multiple bindings to every emulated input

Standard Features

  • MSU1 support
  • BPS and IPS soft-patching support
  • Save states with undo and redo support (for reverting accidental saves and loads)
  • OpenGL multi-pass pixel shaders
  • Several built-in software filters, including HQ2x (by MaxSt) and snes_ntsc (by blargg)
  • Adaptive sync and dynamic rate control for perfect audio/video synchronization
  • Just-in-time input polling for minimal input latency
  • Run-ahead support for removing internal game engine input latency
  • Support for Direct3D exclusive mode video
  • Support for WASAPI exclusive mode audio
  • Periodic auto-saving of game saves
  • Auto-saving of states when unloading games, and auto-resuming of states when reloading games
  • Sprite limit disable support
  • Cubic audio interpolation support
  • Optional high-level emulation of most SNES coprocessors
  • Optional emulation of flaws in older emulators for compatibility with older unofficial software
  • CPU, SA1, and SuperFX overclocking support
  • Frame advance support
  • Screenshot support
  • Cheat code search support
  • Movie recording and playback support
  • Rewind support
  • HiDPI support
  • Multi-monitor support
  • Turbo support for controller inputs

Links

Nightly Builds

Preview

bsnes user interface bsnes running Bahamut Lagoon bsnes running Tengai Makyou Zero

Comments
  • Black Screen for Super Mario Kart (USA) DSP1B

    Black Screen for Super Mario Kart (USA) DSP1B

    Hi, both games show the known clean image icon and while Super Mario Kart (USA) with DSP1 works, the variant using DSP1B gives a black screen. Using bsnes built against latest commit.

    The game hashes shown by manifest viewer: sha256: 89ad4ba02a2518ca792cf96b61b36613f86baac92344c9c10d7fab5433bebc16 (DSP1) sha256: 76d293e5a772eb2f326e173eac62ca323873b1f329f9b935a97ba86974e1fcd5 (DSP1B)

    Update: In higan built against latest commit both variants work.

    opened by n3vu0r 14
  • Merge emulation fixes from higan

    Merge emulation fixes from higan

    A few minor emulation fixes have landed in higan since bsnes was forked. We should cherry-pick those fixes across to maintain parity. You can generate a list of candidates in the higan repository with git log v110.. higan/sfc (assuming byuu already synced any changes from the fork-point to v110), but as of this writing they include:

    • [X] https://github.com/higan-emu/higan/commit/caed1556ebb460cee27589bac7bdf9b0567a88e1
    • [x] https://github.com/higan-emu/higan/commit/56bdd466461201f80001cc9db4bded1360e81336
    • [x] https://github.com/higan-emu/higan/commit/e422ddc7293b10aae8a1935d4c7f96aeb8445430

    (I'm not sure about that middle one, but it's worth investigating)

    bug 
    opened by Screwtapello 12
  • Running in Linux?

    Running in Linux?

    Sorry if this is the wrong place to put this. I am running Linux Mint and trying to get bsnes Ubuntu running, but the 'executable' doesn't open, even when I tell Linux to allow it to execute as a program. It says it can't find the program to open it. I've been able to get the Windows version working alright with WINE, but it would be nice to be able to run the Linux version ya'll have spent good time getting together. Thanks!

    opened by cheekylions 11
  • target-bsnes: Do not set the window background colour.

    target-bsnes: Do not set the window background colour.

    The bsnes window is mostly covered by the viewport, which is supposed to be black. When the window is resized, the hiro Viewport widget repaints itself, according to whatever hiro backend is in use.

    However, on some platforms that's not enough. Specifically on X11, when the user resizes a window the window manager, the X server, and the application can all have different ideas about the exact window size. The X11 protocol gives each window a "default background colour", to be used by the X server to fill the blanks after the window manager has resized the window, but before the application has been able to repaint it. Because the bsnes window is mostly black, bsnes sets its window background colour to black, so the flickering of X-server-drawn and application-drawn content will be less obvious.

    Unfortunately, it gets more complex. GTK+2 was designed around the X11 model, and so it works basically the way bsnes expects. GTK+3 was designed around the more modern compositing model, which doesn't need that "default background colour" hack, and as a result when you set the window background colour on GTK+3. that background colour is used for everything. Even the menu-bar, which by default draws text in a very dark grey, so you can hardly read what it says.

    Perhaps there is a way to both avoid flicker on GTK+2 and not break GTK+3, but until we find it, I would rather occasional flicker on GTK+2 than permanently broken GTK+3.

    Fixes #108.

    opened by Screwtapello 9
  • Fix auto-joypad polling

    Fix auto-joypad polling

    This merges SNES auto-joypad polling fixes. The new code runs the auto-joypad polling at 128-cycle granularity instead of 256-cycle granularity, so that the first event can happen ~128 cycles after the start of Vblank. I've left comments for the unknown behaviors. I also removed the hacks since they are no longer needed.

    This fixes issue 3 of 3 for https://github.com/bsnes-emu/bsnes/issues/61, which means we can close issue 61 now.

    I have tested and confirmed these fixes work with every game affected.

    opened by ghost 9
  • Create website and update the about box URL

    Create website and update the about box URL

    It's very important to put together an official website for bsnes, with features, screenshots, and download links. It could also prove helpful to include documentation for bsnes on said page at some point.

    bsnes has a URL in the about box which points to the bsnes-emu GitHub repository. It should be updated to point at the new webpage once this is done.

    opened by bass-assembler 9
  • Prevent Satellaview games smaller than 1024kb from crashing, Hide Bottom Most Scanline When Playing SGB Games & LibRetro: Allow MSU-1 SGB games to work properly

    Prevent Satellaview games smaller than 1024kb from crashing, Hide Bottom Most Scanline When Playing SGB Games & LibRetro: Allow MSU-1 SGB games to work properly

    This change allows for a SGB boot rom with the same name as a SGB rom to be loaded from the same folder, which allows for MSU-1 enhanced SGB games to work without having to rely on the subsystem menu. If it fails to load a SGB boot rom from the same folder, it will first revert to the already implemented method of loading the boot rom from the system directory and etc.

    opened by ds22x 7
  • bsnes-emu/bsnes Cirrus CI builds failing

    bsnes-emu/bsnes Cirrus CI builds failing

    Hi

    When I saw that bsnes had been updated with the latest SameBoy my heart skipped a beat but it appears the buildbot is failing building Windows binaries.

    What causes the builds to fail and is there a kindhearted soul out there that have managed to build the latest bsnes with all commits up to https://github.com/bsnes-emu/bsnes/commit/f98cb01d0ab1d791d52039515f7300429f72bdd5

    Many thanks in advance!!

    opened by ghost 7
  • Support integrating newer revisions of Sameboy as they release.

    Support integrating newer revisions of Sameboy as they release.

    I don't know if you are already doing this or not but I was wondering if you plan on integrating future revisions of Sameboy into the emulator for it's Super Game Boy emulation. Sameboy is only on revision 0.12.3 so it would make sense to update BSNES's Sameboy core as new releases come out.

    enhancement 
    opened by Yersho 7
  • hiro gtk3: Black menu bar

    hiro gtk3: Black menu bar

    When building bsnes with hiro=gtk3, the menu-bar is drawn as normal (usually dark-grey) text on a black background, instead of the (usually light-grey) background the theme provides.

    I have no idea why it does this, but this is a blocker for making GTK3 the default hiro backend.

    bug help wanted 
    opened by Screwtapello 6
  • Fix build failure on UCRT mingw64

    Fix build failure on UCRT mingw64

    closes #198.

    Note that #define __MSVCRT_VERSION__ WINVER is the only thing that broke the build, but I've removed the others regardless because

    1. it doesn't feel right to define some of these and not others
    2. Looks like they're bound to cause issues in the future as well

    Note that the resulting binary does change after removing #define _WIN32_IE WINVER... don't ask me why, I genuinely have no idea why the internet explorer is of any relevancy here. Chose to ignore and move on 👍

    opened by Morilli 5
  • [Feature request] [libretro] Implement bypassing of region detection

    [Feature request] [libretro] Implement bypassing of region detection

    In the standalone version of bsnes, the "Load Game" dialog has an option that lets you bypass the region auto-detection feature to choose from "NTSC" or "PAL".

    bsnesregion

    I see no such option in the Libretro core. It seems the core always selects the region automatically upon loading of the game.

    opened by tuzepoito 0
  • Clarify license of FXAA shader

    Clarify license of FXAA shader

    This file seems to contain an All Rights Reserved license from Nvidia: https://github.com/bsnes-emu/bsnes/blob/c0c60c83a84a49d4a2b822a0491cb258a3c5b98a/shaders/xBRZ.shader/fxaa.fs

    If that's the only license it's under, it's not clear to me how it's compliant with the GPLv3+ license of the rest of the project. If it is under a GPLv3-compatible license, can this status be clarified?

    opened by Splendide-Imaginarius 5
  • Windows OS BSNES Fullscreen mode request

    Windows OS BSNES Fullscreen mode request

    Could someone please change the bsnes to "focus" on this new fullscreen tab when it comes to windows?

    Basically, what I mean is that when an application is "focused" that means that it is in use. For example: Google Chrome. When it is "not focused" (you click on a place that isn't the application or you open up a minimized application), you can see all the black font on its tabs to switch to a slightly greyer color. When you click on a Google Chrome tab again, it becomes "focused". Could you make it so that when you use fullscreen mode again you "focus" on this new fullscreen tab?

    opened by ScraperMan2002 1
  • Cannot download binaries

    Cannot download binaries

    Hello.

    If I click on 'Download' from the GitHub repo page under Nightly Builds, then click the first item, then linux-x86_64-binaries, then under Artifacts click the Download arrow icon on the right next to bsnes-nightly, a 22-byte .zip file downloads.

    If instead of clicking the download arrow icon I click bsnes-nightly itself, it displays a file, bsnes-nightly.zip. If I click this, it takes me here which displays the following error:

    image

    Have I missed something or is this broken? Thanks.

    opened by drone1 1
  • Video jittering. Is vsync not enabled by default? I can't find vsync in settings.

    Video jittering. Is vsync not enabled by default? I can't find vsync in settings.

    LIke title says. Playing games, I see slight jitter, but I cannot find vsync option in any video or emulation settings of bsnesv v115. What am I missing here?

    opened by goodstuff626 5
Releases(nightly)
Owner
bsnes
bsnes
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