lshw (Hardware Lister) is a small tool to provide detailed information on the hardware configuration of the machine.

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.

Simple command-line tool that displays your distro's logo in text art form, your OS version, your kernel version, your CPU, GPU, and RAM, your DE, resolution, WM, themes, and shell type, and more.

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.

A POSIX *nix fetch script using Nerdfonts.

Belarc Advisor generates a detailed report (html format) of your installed software, hardware and security vulnerabilities in your Web browser.

cpufetch is a command-line tool written in C that displays the CPU information in a clean and beautiful way.

Inxi is a system information script that can display various things about your hardware and software to users in an irc chatroom or support forum. it runs with the /exec command in most irc clients.

From the makers of CPU-Z, the PC WIZARD is among the most advanced system information programs on the market. PC WIZARD 2008 is a powerful utility designed especially for detection of hardware, but also some more analysis.

EF System Monitor gives you a well-rounded tool that can be used to retrieve a permanent record of information on all your network computers; these records include; memory space, hard disk usage, date, time, and username.

3C Toolbox is the comprehensive toolbox to save battery, tweak, tune, backup, secure and monitor any Android devices running any ROMs, any kernels.

SIV by Ray Hinchliffe. System Information Viewer is a general Windows utility for displaying lots of useful Windows, Network and hardware info - CPU info, PCI info, PCMCIA info, USB info, Machine Info, Hardware Sensors, Networked computers, Operating System Information and more.