Special K

special-k.info

What it is

Special K describes itself as a PC gaming tool for fixing and enhancing graphics, analyzing performance, and addressing issues affecting PC games.

From special-k.info's own pages, read 8 Oct 2026.

Data plate

Price: Free to use
Free plan: Yes
Free trial: No
Runs on: Linux, Windows
Open source: No
Website: special-k.info
Achievement integrations: Its achievement tracker supports Steam, Epic and GOG; achievement reset is listed for Steam and GOG.
Controllers: It includes an input emulation layer for PlayStation controllers in games that support only Xbox controllers, plus DualSense Edge features.
Frame pacing: It includes an FPS limiter with automatic variable refresh rate optimization and real-time latency and display output analysis.
Framework: The official wiki describes Special K as a game modifying framework focused primarily on the graphics pipeline, with additional tools for input devices, windows, volume, and Steam functionality.
Game launchers: The bundled SKIF frontend supports Steam, Epic, Xbox, and GOG and can bypass Steam forced patching and Microsoft Store inconveniences.
Graphics overrides: It can override DirectStorage and DLSS settings, and add or override NVIDIA Reflex in supported games.
HDR: Features include HDR retrofit for OpenGL, Vulkan, Direct3D 11 and 12 games, plus HDR screenshot and tonemapping tools.
Image formats: The bundled SKIV image viewer supports JPEG-XR, JPEG-XL, AVIF, Radiance HDR, OpenEXR, UltraHDR and PNG for image workflows listed on the site.
Checked: 8 Oct 2026

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