{"repo":"game1024/OpenSpeedy","free":true,"listed":false,"github":"https://github.com/game1024/OpenSpeedy","clone":"git clone https://github.com/game1024/OpenSpeedy.git","description":"🎮 An open-source game speed modifier.","language":"TypeScript","stars":17060,"topics":["windows","gamedev","toolkit","speed-engine","gamemod","pc","rust","tauri"],"license":"GPL-3.0","category":"game-templates","readme_excerpt":"OpenSpeedy The Best Open-Source Game Speed Controller 🌐 English Deutsch Français 日本語 한국어 Português (BR) Русский Español Nederlands हिन्दी 繁體中文 简体中文 🚀 Features - Quick speed adjustment - Modern UI - Supports both x86 and x64 platform processes - No kernel intrusion — Ring-3 level hooking, does not tamper with the system kernel 💾 Installation 📦 Method 1: Winget 📥 Method 2: Manual Download Visit the Releases page to download the latest version. 💻 System Requirements - OS: Windows 10 or later - Platform: x86 (32-bit) and x64 (64-bit) 📝 Usage 1. Launch OpenSpeedy 2. Run the target game you want to speed up 3. Select the game process and adjust the speed multiplier in the OpenSpeedy interface 4. Takes effect immediately — see the comparison below 🔧 How It Works Prerequisites: - Node.js 18+ - Rust - CMake - Visual Studio (with C++ desktop development workload) Build command: OpenSpeedy adjusts game speed by hooking the following Windows system time functions: Function Library Purpose ---------- --------- --------- Sleep user32.dll Thread sleep SetTimer user32.dll Creates message-based timers timeGetTime winmm.dll Retrieves system uptime in milliseconds GetTickCount kernel32.dll Retrieves system uptime in milliseconds GetTickCount64 kernel32.dll Retrieves system uptime in milliseconds (64-bit) QueryPerformanceCounter kernel32.dll High-resolution performance counter GetSystemTimeAsFileTime kernel32.dll Retrieves system time GetSystemTimePreciseAsFileTime kernel32.dll Retrieves","default_branch":null,"files":null,"tree":[],"storefront":"/r/game1024","claimed":false,"request_supported":{"post":"https://gitbuyer.com/r/game1024/OpenSpeedy/request-supported","requests":0},"note":"indexed from public GitHub; nothing is for sale on this page. Clone it from GitHub. Paid listings live at /search."}