Showing 52 open source projects for "performance"

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  • 1
    NetherSX2 Classic

    NetherSX2 Classic

    Continuation of NetherSX2 based on AetherSX2 3668

    ...The project stitches in anti-tampering modifications, RetroAchievements notification fixes, and controller and GameDB updates while maintaining the legacy behavior of the classic build for compatibility with titles that might perform better on the older codebase. Because this classic branch starts from a slightly different upstream version than NetherSX2-patch, users often choose it for performance reasons on lower-power devices or for games with known regressions in newer builds. As with the patch variant, the repository includes configuration changes, fixes for widescreen and deinterlacing behavior, and updated game and controller support developed by the community.
    Downloads: 3,307 This Week
    Last Update:
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  • 2
    Eden Emulator

    Eden Emulator

    Free and opensource (FOSS) Switch 1 emulator

    ...It also introduces features such as overlay systems and improved user interaction layers that mimic real hardware behavior. The development approach prioritizes incremental improvements, ensuring consistent progress in performance and compatibility. Overall, Eden serves as a next-generation emulator aiming to balance accuracy with usability.
    Downloads: 199 This Week
    Last Update:
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  • 3
    Citron Neo

    Citron Neo

    Research software designed to orchestrate virtual environments

    Citron Neo is an advanced emulator project focused on replicating complex system environments with high performance and flexibility. It is designed to emulate modern console behavior while integrating improvements in CPU emulation, GPU rendering, and memory management. The project incorporates optimizations such as dynamic recompilation and Vulkan-based rendering to enhance performance across supported platforms. It also includes continuous updates that improve compatibility with games and system firmware, reflecting an active development cycle. ...
    Downloads: 147 This Week
    Last Update:
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  • 4
    Blinkenlights

    Blinkenlights

    Tiniest x86-64-linux emulator

    The Blinkenlights project is a high-performance terminal emulator designed to provide a fast and responsive command-line experience. It focuses on delivering low-latency interactions and efficient rendering, making it suitable for developers who rely heavily on terminal workflows. The project is built with performance optimization in mind, leveraging modern techniques to minimize overhead.
    Downloads: 2 This Week
    Last Update:
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  • 5
    NetherSX2

    NetherSX2

    Continuation of NetherSX2 based on AetherSX2 4248

    ...It focuses on providing a more complete and feature-rich experience by applying patches to the upstream emulator build and removing ad-related bloat, fixing notification issues, and exposing many internal settings so users have finer control over performance and compatibility on mobile devices. The project maintains an up-to-date GameDB (game compatibility database), improves controller support, and includes widescreen and no-interlace patches that make many games look and run better on modern screens. Developers also include additional fixes specific to AetherSX2 and NetherSX2 builds, along with tools to resign APKs to avoid Play Protect warnings, which makes installation smoother on Android hardware.
    Downloads: 380 This Week
    Last Update:
    See Project
  • 6
    RPCS3

    RPCS3

    PlayStation 3 emulator and debugger

    ...It aims to preserve the legacy of the PlayStation 3 by enabling gameplay and software testing beyond the original hardware's lifespan. The project has made significant progress in compatibility and performance, supporting a wide range of PS3 titles.
    Downloads: 219 This Week
    Last Update:
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  • 7
    mGBA

    mGBA

    mGBA Game Boy Advance Emulator

    mGBA is a high-performance, open-source emulator designed to accurately replicate the behavior of the Game Boy Advance hardware while maintaining fast execution across a wide range of devices. The project was created with the goal of improving both accuracy and speed compared to earlier emulators, achieving a balance that allows games to run reliably even on lower-end systems.
    Downloads: 29 This Week
    Last Update:
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  • 8
    FinalBurn Neo

    FinalBurn Neo

    FinalBurn Neo - We are Team FBNeo

    ...It is a continuation of the FinalBurn and FinalBurn Alpha projects, incorporating years of refinement and community-driven development into a robust and feature-rich emulator. The project focuses heavily on balancing accuracy and performance, ensuring that games behave as closely as possible to original hardware while still running efficiently on contemporary devices. FBNeo supports a wide range of arcade boards, including Capcom CPS systems, Neo Geo, Sega System boards, and many others, making it one of the most comprehensive arcade emulators available. Unlike purely preservation-focused emulators, FBNeo includes quality-of-life improvements such as enhanced controls, graphical filters, and usability tweaks that improve the gameplay experience.
    Downloads: 27 This Week
    Last Update:
    See Project
  • 9
    Dolphin

    Dolphin

    Dolphin is a GameCube / Wii emulator

    ...The project is written primarily in C++ and focuses on accurately replicating console hardware behavior, including CPU timing, graphics rendering, and input handling, allowing games to run as close to original hardware as possible. Beyond simple emulation, Dolphin enhances the gaming experience by enabling higher resolutions, improved textures, and performance optimizations that surpass the limitations of the original consoles. It supports a wide range of input devices, including keyboards, gamepads, and real GameCube or Wii controllers through adapters and Bluetooth connectivity.
    Downloads: 30 This Week
    Last Update:
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  • 10
    Gopher64

    Gopher64

    Highly compatible N64 emulator

    Gopher64 is a modern, cross-platform Nintendo 64 emulator focused on high compatibility and performance. It aims to accurately reproduce the behavior of the original hardware while providing enhancements that improve the user experience. The emulator includes features such as graphical upscaling, shader support, and netplay for online multiplayer sessions. It supports homebrew applications alongside commercial titles, making it useful for both players and developers. gopher64 also offers tools like save states and cheat support to extend gameplay flexibility. ...
    Downloads: 104 This Week
    Last Update:
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  • 11
    Play!

    Play!

    Play! - PlayStation2 Emulator

    ...pursues compatibility incrementally, with many titles playable to varying degrees and an active compatibility tracker detailing individual game status. The project supports optimizations such as JIT code generation on compatible platforms to improve performance and offers a broad set of build targets so developers and users can experiment with different back ends and environments.
    Downloads: 17 This Week
    Last Update:
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  • 12
    SkyEmu

    SkyEmu

    Game Boy Advance, Game Boy, Game Boy Color, and DS Emulator

    SkyEmu is a modern, multi-system handheld emulator that supports Game Boy, Game Boy Color, Game Boy Advance, and experimental Nintendo DS emulation, with a strong focus on balancing accuracy, performance, and usability. It is designed as a low-level emulator that accurately reproduces hardware behavior while still offering a smooth and accessible user experience across a wide range of platforms. The emulator is highly portable, supporting desktop operating systems, mobile devices, and even web browsers through WebAssembly builds. ...
    Downloads: 94 This Week
    Last Update:
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  • 13
    Pegasus Frontend

    Pegasus Frontend

    A cross platform, customizable graphical frontend

    ...It acts as a frontend layer that aggregates multiple emulators into a single cohesive environment, simplifying the user experience for retro gaming and multi-system setups. The software is built with performance and flexibility in mind, supporting a wide range of devices including desktops, embedded systems, and single-board computers. One of its defining features is its theming system, which allows users to completely redesign the interface, including layouts, animations, and visual elements. Pegasus also supports existing metadata formats such as EmulationStation gamelists, making it easy to integrate with existing setups. ...
    Downloads: 12 This Week
    Last Update:
    See Project
  • 14
    N64 Wasm

    N64 Wasm

    A web based N64 Emulator

    ...It focuses on accessibility, allowing users to play retro games on any device with a compatible browser. The emulator integrates input handling and rendering pipelines optimized for web performance. It also serves as a technical showcase of WebAssembly’s capabilities for high-performance applications. Overall, N64Wasm bridges retro gaming and modern web platforms.
    Downloads: 0 This Week
    Last Update:
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  • 15
    PlayCover

    PlayCover

    Community fork of PlayCover

    PlayCover is an open-source macOS application that restores the ability to run iOS apps and games on Apple Silicon Macs (M1/M2/etc.). It simulates an iPad environment to enable native app execution and offers custom input mapping, making it especially useful for gaming and sideloading on macOS.
    Downloads: 18 This Week
    Last Update:
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  • 16
    Cemu Wii U emulator

    Cemu Wii U emulator

    Cemu is a Wii U emulator

    Software to emulate Wii U games and applications on PC. Currently, the DRC (GamePad), Pro Controller, and Classic Controller is emulated. Wiimotes are emulated as well (including native support). Keyboard input + USB controllers as input devices are supported. GamePad touch input can be controlled via a left mouse click. Gyro functionality is emulated with limitations and can be controlled via the right mouse button. Cemu is currently only available for 64-bit Windows and Linux devices. The...
    Downloads: 47 This Week
    Last Update:
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  • 17
    Visual Boy Advance - M

    Visual Boy Advance - M

    Emulator for the Game Boy, Game Boy Color, and Game Boy Advance

    Visual Boy Advance - M (VBA-M) is an open-source emulator designed to run Game Boy, Game Boy Color, and Game Boy Advance games on modern systems. It is a continuation and improvement of the original Visual Boy Advance project, with enhanced accuracy, performance, and compatibility. VBA-M supports multiple platforms, making it accessible across Windows, macOS, and Linux environments. The emulator provides a wide range of features for both casual players and advanced users, including save states, debugging tools, and customizable controls. It aims to faithfully reproduce the original gaming experience while offering modern conveniences. ...
    Downloads: 29 This Week
    Last Update:
    See Project
  • 18
    ares

    ares

    ares is a cross-platform, open source, multi-system emulator

    ares is a highly accurate, cross-platform multi-system emulator focused on long-term preservation and faithful reproduction of classic gaming hardware. It is a descendant of earlier projects like higan and bsnes, inheriting a strong emphasis on correctness over raw performance. Unlike many emulators that prioritize speed, Ares deliberately adopts design choices that simplify code structure and improve readability, even if this results in slower execution. This makes it particularly valuable for researchers, developers, and preservationists who care about hardware accuracy and maintainability. The emulator supports multiple gaming systems and includes its own custom frameworks for GUI, threading, and hardware abstraction. ...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 19
    Vita3K

    Vita3K

    Experimental PlayStation Vita emulator

    ...For more detailed instructions on running/installing games on all platforms, please read the #info-faq channel on our Discord Server. The project is at an early stage, so please be sensitive to that when opening new issues. Expect crashes, glitches, low compatibility and poor performance.
    Downloads: 16 This Week
    Last Update:
    See Project
  • 20
    DeSmuME

    DeSmuME

    DeSmuME is a Nintendo DS emulator

    In this version we have added support for high-resolution 3D rendering. Try the new “GPU Scaling Factor” feature to increase the 3D resolution beyond the native resolution of 256×192 pixels. Also, the Cocoa frontend sees continued radical enhancements and while the Windows frontend sees some new incremental enhancements. DeSmuME is a very CPU demanding app. While many users will see DeSmuME as a toy (and use it as such), it is actually a very sophisticated piece of software with lots of...
    Downloads: 20 This Week
    Last Update:
    See Project
  • 21
    Unicorn Engine

    Unicorn Engine

    Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc

    ...Implemented in pure C language, with bindings for Pharo, Crystal, Clojure, Visual Basic, Perl, Rust, Haskell, Ruby, Python, Java, Go, D, Lua, JavaScript, .NET, Delphi/Pascal & MSVC available. Native support for Windows & *nix (with macOS, Linux, Android, *BSD & Solaris confirmed). High performance by using the Just-In-Time compiler technique. Support fine-grained instrumentation at various levels. Thread-safe by design. Distributed under free software license GPLv2. Another significant change on this version is the addition of some new APIs to allow better control on how the core engine works.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 22
    DuckStation

    DuckStation

    Fast PlayStation 1 emulator for x86-64/AArch32/AArch64

    DuckStation is an simulator/emulator of the Sony PlayStation(TM) console, focusing on playability, speed, and long-term maintainability. The goal is to be as accurate as possible while maintaining performance suitable for low-end devices. "Hack" options are discouraged, the default configuration should support all playable games with only some of the enhancements having compatibility issues. A "BIOS" ROM image is required to to start the emulator and to play games. You can use an image from any hardware version or region, although mismatching game regions and BIOS regions may have compatibility issues. ...
    Downloads: 21 This Week
    Last Update:
    See Project
  • 23
    CEmu emulator

    CEmu emulator

    Third-party TI-84 Plus CE / TI-83 Premium CE emulator

    ...CEmu is a third-party TI-84 Plus CE / TI-83 Premium CE calculator emulator, focused on developer features. The core is programmed in C and the GUI in C++ with Qt, for performance and portability reasons. CEmu works natively on Windows, macOS, and Linux! Easy setup - get running by doing a one-time-only connection of your calculator! Accurate and fast emulation. Customizable speed/throttling. Resizable calculator screen. "Always-on-top" window option. Screen capture (PNG). Screen recording (animated PNG). ...
    Downloads: 13 This Week
    Last Update:
    See Project
  • 24
    The Bitdefender disassembler

    The Bitdefender disassembler

    bddisasm is a fast, lightweight, x86/x64 instruction decoder

    ...The project also includes a companion component called bdshemu, which provides a minimal instruction emulator capable of analyzing shellcode-like behavior in a controlled environment. Its performance is a key strength, achieving millions of decoded instructions per second while maintaining thread safety and deterministic behavior.
    Downloads: 0 This Week
    Last Update:
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  • 25
    PyBoy

    PyBoy

    Game Boy emulator written in Python

    ...It allows users to run classic Game Boy games while providing a powerful API for automation, scripting, and reinforcement learning. Developers can interact directly with game memory, inputs, and screen data, making it ideal for training bots and analyzing game mechanics. PyBoy emphasizes performance, enabling accelerated emulation speeds and frame skipping for large-scale simulations. It integrates with tools like OpenAI Gym, allowing seamless use in machine learning workflows. Overall, PyBoy is a versatile emulator that bridges retro gaming with modern AI development and research.
    Downloads: 0 This Week
    Last Update:
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