ShadowPlay is a graphics-accelerated overlay to record and share high-quality gameplay videos, screenshots, and livestreams.


OCAT is described as 'Open source tool for real-time in-game performance overlays, frame rate analytics, historical data review, low overhead, and Direct3D plus Vulkan support' and is an app. There are more than 25 alternatives to OCAT for a variety of platforms, including Windows, Mac, Linux, Flathub and Flatpak apps. The best OCAT alternative is GPU Screen Recorder, which is both free and Open Source. Other great apps like OCAT are MSI Afterburner, Open Hardware Monitor, BetterCapture and iStat Menus.
ShadowPlay is a graphics-accelerated overlay to record and share high-quality gameplay videos, screenshots, and livestreams.


Designed for content creators, Elgato Game Capture is a professional videogame recording and live-streaming software for Windows.


Manage performance, temperatures, and devices all from a single application. NZXT CAM is fast, efficient, and easy-to-use, allowing you to control every aspect of your computer.








macOS menu bar utility written in SwiftUI that presents CPU, memory, disk, and network usage, plus Bluetooth battery levels, customizable Big Sur widgets, Dark Mode, and real-time sensor data. Open-source, lightweight, and compatible with Apple Silicon.

PresentMon is a set of tools to capture and analyze the high-level performance characteristics of graphics applications on Windows. PresentMon traces key performance metrics such as the CPU, GPU, and Display frame durations and latencies; and works across different graphics API...


YAFI is another GUI for the Framework Laptop Embedded Controller. It is written in Python with a GTK4 Adwaita theme, and uses the CrOS_EC_Python library to communicate with the EC.




FPS Monitor tracks your PC's hardware state and displays this information as an overlay in-game.



ASUS GPU Tweak III is currently open beta testing so try it out, if you feel it is missing something crucial give ASUS your feedback & they may be able to add it while still in beta. So far ASUS has been very accommodating with all useful feedback..



EXPERTool™ tuning utility for customized performance enhancements and efficient desktop management.




A GPU overclocking tool. Low level driver access, core and memory frequency overclocking, monitor and more, SAPPHIRE TriXX is a great alternative to comparable overclocking utilities. Worth a download for novice or enthusiast overclockers.




NVTray provides some extra quality tweaks that both the default NVIDIA tray icon and control panel are lacking. I especially wanted to be able to select more Antialiasing modes, as well as OpenGL and Direct3D options right from the tray icon.