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.Discontinued
The project is no longer developed. Last version, 0.5.1, released in April 2009, can be still downloaded from SourceForge.
Hardinfo vs Belarc Advisor opinions
lshw (Hardware Lister) is a small tool to provide detailed information on the hardware configuration of the machine.
Hardware Lister vs Belarc Advisor opinions
sysinfo is a graphical tool that is able to display some hardware and software information about the computer it is run on.Discontinued
The Sysinfo website is down and Sourceforge reports the last update as being from 2013
Linpack is a benchmark and the most aggressive stress testing software available today. Best used to test stability of overclocked PCs. Linpack tends to crash unstable PCs in a shorter period of time compared to other stress testing applications.