Core Temp is a compact, no fuss, small footprint, yet powerful program to monitor processor temperature and other vital information.
Cost / License
- Free
- Proprietary
Application type
Alerts
- Bundleware
Platforms
- Windows

Sidebar Diagnostics is described as 'SidebarDiagnostics - A simple sidebar for Windows desktop that displays hardware diagnostic information' and is a popular system information utility in the system & hardware category. There are more than 50 alternatives to Sidebar Diagnostics for a variety of platforms, including Windows, Linux, Mac, Android and Flathub apps. The best Sidebar Diagnostics alternative is CPU-Z, which is free. Other great apps like Sidebar Diagnostics are HWiNFO (32/64), Rainmeter, Libre Hardware Monitor and Open Hardware Monitor.
Core Temp is a compact, no fuss, small footprint, yet powerful program to monitor processor temperature and other vital information.

Offers MacOS 15-style customizable, interactive widgets for Windows, including weather, calendar, notes, reminders, and a comprehensive system monitor. Features real-time blur, resizable widgets, grid snapping, multiple themes, accent colors, and offline local operation.




Hardinfo is a system information and benchmark tool for Linux. It shows detailed system info, including hardware, environment, and kernel. It can use lm_sensors and ACPI for temperature and battery information. It also has four CPU banchmarks and two FPU benchmarks.







hwinfo/libhd are used to probe for the hardware present in the system. It can be used to generate a system overview log which can be later used for support.





Monitor your hardware in real time and get complete information about your device model, CPU, GPU, memory, battery, camera, storage, network, sensors and operating system.




Lm-Sensors is a free and open-source application that provides tools and drivers for monitoring temperatures, voltage, and fans.



Monitoring temperatures and status of system components such as CPU, GPU and hard disk drive, fan speeds








