Showing 86 open source projects for "performance"

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  • 1
    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:
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  • 2
    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
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  • 3
    Sogen

    Sogen

    Windows User Space Emulator

    Sogen is a high-performance Windows user-space emulator designed to operate at the syscall level, offering deep control over process execution and behavior. Unlike traditional emulators that reimplement full operating system APIs, Sogen works closer to the kernel boundary by intercepting and emulating system calls, allowing it to leverage native system libraries while maintaining granular control.
    Downloads: 2 This Week
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  • 4
    Xenia

    Xenia

    Xbox 360 Emulator Research Project

    ...Because Xbox 360 games use custom hardware features and proprietary APIs, Xenia developers have progressively mapped and translated these into PC-friendly code while balancing performance and accuracy, and the project includes compatibility tracking so users can see what games work and how well. Although not all titles are supported and some still suffer graphical or audio issues, the emulator continues to evolve with community contributions and experimental support for Vulkan and Direct3D.
    Downloads: 38 This Week
    Last Update:
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  • 5
    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:
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  • 6
    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
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  • 7
    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:
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  • 8
    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
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  • 9
    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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  • 10
    Road to Yuzu w/o Switch

    Road to Yuzu w/o Switch

    This Repo explains how to install the Yuzu Switch Emulator

    ...The repository is particularly focused on simplifying what is typically a complex and fragmented process, including emulator installation, key management, graphics configuration, controller setup, and game loading. It also addresses compatibility considerations, updates, mods, and performance tuning, making it useful for both beginners and experienced users. While it distances itself from piracy, the guide inherently intersects with topics such as ROM management and system keys, which are essential for emulator functionality.
    Downloads: 0 This Week
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  • 11
    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
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  • 12
    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
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  • 13
    ChefKiss Inferno

    ChefKiss Inferno

    Emulating Apple Silicon devices

    ...It is designed to bridge gaps between macOS hardware capabilities and software ecosystems that traditionally rely on different GPU architectures, such as those found in Linux or Windows environments. The project typically operates at the intersection of kernel extensions, GPU drivers, and virtualization layers, aiming to unlock performance features that are otherwise restricted or unavailable. Inferno is especially relevant for developers working on emulation, virtualization, or cross-platform graphics stacks, as it attempts to expose native GPU functionality in unconventional contexts. Its development reflects a deep understanding of Apple’s proprietary hardware and driver model, often requiring reverse engineering and experimentation.
    Downloads: 5 This Week
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  • 14
    RISC-V sandboxing library

    RISC-V sandboxing library

    The fastest RISC-V sandbox

    RISC-V sandboxing library is a high-performance, ultra-low-latency RISC-V userspace emulator library written in modern C++, designed for embedding and sandboxing applications. Unlike full-system emulators, it focuses specifically on executing user-space programs, making it ideal for scenarios such as sandboxed execution, scripting engines, and high-performance server environments.
    Downloads: 0 This Week
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  • 15
    Boxedwine

    Boxedwine

    Emulator that can run 32-bit Windows programs/games

    ...It supports both 16-bit and 32-bit Windows programs, along with graphics APIs such as OpenGL, Direct3D, and Vulkan for rendering. One of its key innovations is portability, as it can run in environments that traditionally cannot support Wine, including browser-based deployments. While performance and compatibility vary depending on the application, it continues to evolve with improvements in memory usage and execution speed.
    Downloads: 5 This Week
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  • 16
    Gearboy

    Gearboy

    Game Boy / Game Boy Color / Super Game Boy emulator, debugger

    Gearboy is a high-performance, cross-platform Game Boy emulator written in C++ that focuses on delivering accurate emulation alongside powerful debugging capabilities. It supports Game Boy, Game Boy Color, and Super Game Boy systems, providing a comprehensive solution for handheld console emulation. The emulator includes a wide range of features such as save states, cheat support, and compressed ROM loading, making it suitable for both casual gameplay and advanced use cases.
    Downloads: 4 This Week
    Last Update:
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  • 17
    Gameboy

    Gameboy

    Full featured Cross-platform GameBoy emulator by Rust

    Mohanson GameBoy is a minimalist Game Boy emulator project focused on clarity, experimentation, and educational value rather than full compatibility or performance optimization. It is designed as a clean implementation of the Game Boy architecture, typically written in a high-level language such as Python or Rust depending on the version, making it approachable for developers studying emulator design. The project emphasizes core components such as CPU instruction decoding, memory management, and basic graphics rendering, providing insight into how the original hardware operates. ...
    Downloads: 1 This Week
    Last Update:
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  • 18
    v86

    v86

    x86 PC emulator and x86-to-wasm JIT, running in the browser

    v86 is an open-source x86 PC emulator that runs entirely in the browser using WebAssembly for near-native performance. It translates x86 machine code into WebAssembly at runtime, enabling users to boot and run full operating systems without installing anything locally. The emulator supports a wide range of legacy systems, including Linux, Windows 95/98/2000, FreeDOS, and various experimental OSes. It simulates essential hardware components such as CPU, memory, VGA graphics, sound cards, network adapters, and storage controllers. ...
    Downloads: 1 This Week
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  • 19
    ProjectPSX

    ProjectPSX

    Experimental C# Playstation Emulator

    ...Unlike production-grade emulators, ProjectPSX is intentionally designed as a transparent and educational codebase, prioritizing simplicity and readability over full compatibility or performance optimization. It includes a software-based rasterizer for rendering 3D graphics and supports features such as memory cards, basic BIOS functionality, and controller input mapping. The emulator can run many commercial games to varying degrees, although timing inaccuracies and missing features can still cause instability.
    Downloads: 0 This Week
    Last Update:
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  • 20
    AetherSX2

    AetherSX2

    PlayStation 2 emulator for Android

    ...It works well with both on-screen touch controls and external controllers such as PlayStation or Xbox gamepads. With its balance of performance, flexibility, and ease of use, AetherSX2 has become one of the most popular PS2 emulators available on Android.
    Downloads: 565 This Week
    Last Update:
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  • 21
    Strato

    Strato

    Run Nintendo Switch homebrew & games on your Android device

    ...It builds upon earlier emulator efforts such as Skyline while incorporating improvements and optimizations tailored for mobile hardware constraints. The emulator focuses heavily on high-level emulation of Switch subsystems, including kernel services and GPU behavior, to achieve usable performance on smartphones. It leverages components inspired by established projects like Ryujinx and Yuzu, particularly in areas such as shader compilation and system emulation. Strato emphasizes accessibility by targeting Android devices directly, removing the need for desktop-class hardware for Switch emulation. Despite being experimental, it represents a significant step toward portable, on-device emulation of modern consoles.
    Downloads: 90 This Week
    Last Update:
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  • 22
    SmartGaGa

    SmartGaGa

    Lightweight Android emulator optimized for FPS games on low-end PCs

    SmartGaGa is a free Android emulator optimized for playing mobile games on Windows computers with minimal system requirements. Powered by Titan Engine and Turbo GPU technology, the software delivers smooth gaming performance even on machines with 2GB RAM and dual-core processors. The emulator supports popular FPS titles including Free Fire, PUBG Mobile, Clash of Clans, and Cyber Hunter, enabling players to enjoy mobile games on larger screens with keyboard and mouse controls. SmartGaGa runs Android Nougat natively and integrates Google Play Store for easy app installation, while also supporting APK sideloading for offline installation. ...
    Downloads: 1,837 This Week
    Last Update:
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  • 23
    Dolphin Emulator

    Dolphin Emulator

    GameCube and Wii emulator for PC (Windows, Mac, & Linux)

    ...The emulator supports a wide range of PC controllers, including keyboards, gamepads, and original console controllers via adapters. Advanced features like turbo speed and performance optimizations allow smoother gameplay and faster load times. With an active development community and frequent updates, Dolphin continues to improve accuracy, performance, and overall user experience.
    Downloads: 106 This Week
    Last Update:
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  • 24
    DraStic DS Emulator

    DraStic DS Emulator

    Best Nintendo DS emulator for Android devices

    ...It is easy to set up—just select the folder where your ROMs are saved, and games start quickly without needing BIOS or complex configuration. The emulator is optimized for performance on mid-range and low-end Android phones, ensuring smooth gameplay across a wide range of devices. Advanced users can customize graphics rendering, apply image filters, set sound preferences, and even enable cheats for their favorite games. The emulator offers customizable controls with a default virtual D-pad and buttons, plus support for Bluetooth gamepads for a more authentic experience. ...
    Downloads: 1,037 This Week
    Last Update:
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  • 25
    BlueStacks

    BlueStacks

    World's #1 Android Emulator

    BlueStacks is an Android emulator that enables users to run mobile apps and games on their computers, bridging the gap between mobile and desktop environments. With BlueStacks, users can enjoy the full functionality of Android apps on a larger screen, with better controls and enhanced performance options. Designed to support gaming and productivity, it allows for multitasking, keyboard and mouse compatibility, and customizable settings, providing a seamless experience for users who want to bring mobile app capabilities to their desktops.
    Downloads: 69 This Week
    Last Update:
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