Prime95 for Windows and Linux is a small and easy-to-use freeware application that allows you to find Mersenne Prime numbers designed for overclockers.

Quick CPU enables fine-tuning and monitoring of a myriad of essential CPU and system parameters.

Chris-PC CPU Booster is designed to improve your CPU performance and enhance your favorite software applications to run smoother without any hardware upgrade.

CPUBalance uses proprietary technology found in Process Lasso to maintain system responsiveness during high loads, or even save you from a hard reset during a worst-case scenario.

AMD Ryzen Master allows you to personalize and overclock your factory multiplier-unlocked AMD Ryzen chipset.

CPU-Z quickly collects information about some of the primary devices of your system.

ThrottleStop is an Intel Core 2 and Core I performance monitoring and modification tool for advanced users.

Intel Extreme Tuning Utility is a performance tuning software for novice and experienced enthusiasts to overclock, monitor, and stress a system.

Hot is a macOS menu bar application that displays the CPU speed limit due to thermal issues.

CPUSetter adjusts the number of active cores in your Mac CPU(s). It can also enable/disable hyperthreading on supported CPUs.

cpufetch is a portable command-line fetching tool that displays your CPU architecture.

ProcDump is a command-line utility with the primary purpose of monitoring applications for CPU spikes and generating crash dumps during a spike that can be used to determine the cause.

VOVSOFT CPU Monitor Gadget is capable of monitoring CPU performance from your desktop.

AppPolice is an Open Source app for Mac OS X with a minimalistic UI that lets you quickly throttle down the CPU usage of any running process.

CPUID Instruction Viewer is a portable app designed to help developers view technical information returned by the CPUID instruction from the x86 and x86-64 instruction sets.

Intel Power Gadget is a software-based power usage monitoring tool enabled for Intel Core processors (from 2nd Generation up to 10th Generation Intel Core processors). Intel Atom chips are not supported.

Intel Performance Maximizer is an innovative, hyper-intelligent automatic processor overclocking tool.

Coreinfo is a command-line utility that shows you the mapping between logical processors and the physical processor, NUMA node, and socket on which they reside, as well as the cache's assigned to each logical processor.

CPU Grab Ex is a portable app that can slow down your computer by consuming CPU power, check the cooling of your processor, and grab power from your OpenGL compatible graphics card.

CPU Unpark adds flexibility to core parking compared to the limited options provided by Windows for setting the Core parking index on your machine resulting in increased energy efficiency during lower usage.

Norwood is a portable app that enables on-screen viewing of CPU usage displayed from a sizable line-graph.

Manage Speculative Execution Settings Script is freeware that simplifies the checking and management of the Speculative Execution Protection status of your system.

WDZ CPUInfo provides a simple option for gathering and displaying all the essential information about your processor.

Intel Microcode Boot Loader is designed to patch legacy motherboards that weren't updated to protect against security vulnerabilities including Spectre, for example.

Slow Down CPU provides you with an Open Source option to simulate resource-demanding arithmetic calculations enabling high processor load generation.