DuckStation Git Update (May 24, 2026)

DuckStation Git (2026/05/24) is a Sony PlayStation emulator emphasizing playability, speed, and compatibility, particularly for low-end devices. It aims for accuracy while providing a user-friendly default configuration supporting most games. Key features include a CPU recompiler/JIT for multiple architectures, hardware and software rendering options, upscaling, and texture filtering. It supports various file formats, integrates debugging, and offers extensive input options, including lightgun simulation and multi-controller support. Updates are automatic, and it includes memory card management and cheat loading tools. Recent changes focus on improving the updating system and fixing various GPU-related issues.

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DuckStation Git (2026/05/24) has been compiled. DuckStation serves as a simulator/emulator for the Sony PlayStation(TM) console, prioritizing playability, speed, and long-term maintainability. The aim is to achieve high accuracy while ensuring performance is suitable for lower-end devices. “Hack” options are not encouraged; the default settings should support all playable games, although some enhancements may experience compatibility issues.

Features:
CPU Recompiler/JIT (x86-64, armv7/AArch32, and AArch64)
Supports hardware (D3D11, D3D12, OpenGL, Vulkan) and software rendering
Upscaling, texture filtering, and true color (24-bit) support in hardware renderers
PGXP for geometry precision, texture correction, and depth buffer emulation
Adaptive downsampling filter
Post-processing shader chains
“Fast boot” to skip BIOS splash/intro
Support for save states
Available on Windows, Linux, and experimental macOS
Handles bin/cue images, raw bin/img files, MAME CHD, single-track ECM, MDS/MDF, and unencrypted PBP formats
Supports direct booting of homebrew executables
Can load Portable Sound Format (psf) files
Input via digital and analog controllers (rumble is sent to the host)
Namco GunCon lightgun support (simulated with mouse)
NeGcon controller support
Qt and “Big Picture” UI
Automatic updates for Windows builds
Content scanning – game titles/hashes from redump.org
Optional automatic memory card switching for each game
Enables loading cheats from existing lists
Memory card editor and save importer
Emulated CPU overclocking capabilities
Integrated and remote debugging
Multitap controllers (up to 8 devices)
RetroAchievements support
Automatic loading/applying of PPF patches

DuckStation Changelog:
* HTTPDownloader: Converted to namespace
* Qt: Main HTTP downloader used for updater
* Qt: Added AsyncHTTPRequest class
* Qt: Prevent double cancellation in updater
* Achievements: Utilize request owner for server call waiting
* HTTPDownloader: Avoid polling requests during cancellation
* HTTPDownloader: Added owner tracking to requests
* HTTPCache: Notify host when downloader is active
* HTTPCache: Removed downloader mutex
* FullscreenUI: Do not override existing window in PauseAndOpenMenuFromCoreThread()
* ImGuiManager: Return wants_keyboard for all general inputs
* Achievements: Fixed game not loading after token-expired late login
* CDROM: Corrected incorrect date in comment
* GPU: Fixed incorrect bitmask for command primitives
* GPU: Utilized InlineFIFOQueue
* GPU: Improved path for DMA writes
* GPU: Converted frontend to namespace
* GPU: Merged gpu.cpp and gpu_commands.cpp
* GPU/HW: Removed unnecessary backend reference in texture cache