Sidebar Diagnostics is a free, open-source Windows application that displays real-time hardware monitoring information in a desktop sidebar. It provides continuous visibility into CPU, GPU, memory, network, and storage performance. Users can monitor processor utilization, temperatures, clock speeds, and other supported hardware measurements. The application presents information through customizable text indicators and performance graphs. Its alert system can notify users when selected values exceed configured thresholds. Sidebar Diagnostics supports adjustable positioning, colors, fonts, and keyboard shortcuts. It also includes a desktop clock and high-DPI monitor support, making it a practical utility for monitoring system health without repeatedly opening separate diagnostic applications.

Features

  • Real-time CPU, GPU, RAM, and network monitoring
  • Storage drive usage and performance statistics
  • Customizable graphs for system metrics
  • Configurable alerts for hardware thresholds
  • Adjustable sidebar appearance and keyboard shortcuts
  • High-DPI display support and integrated desktop clock

Project Samples

Sidebar Diagnostics Screenshot 1

Project Activity

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Categories

Hardware Monitoring

License

GNU General Public License version 3.0 (GPLv3)

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Sidebar Diagnostics Web Site

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Additional Project Details

Operating Systems

Windows

Programming Language

C#

Related Categories

C# Hardware Monitoring Software

Registered

2026-11-02
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