There are many alternatives to Speccy for Windows if you are looking for a replacement. The best open source Windows alternative is Neofetch. If that doesn't suit you, our users have ranked more than 50 alternatives to Speccy and 11 are open source and available for Windows so hopefully you can find a suitable replacement. Other interesting open source Windows alternatives to Speccy are CPU Info, cpufetch, Macchina and Winfetch by Kiëd Llaentenn.
Neofetch is a command-line system information tool written in bash 3.2+. Neofetch displays information about your operating system, software and hardware in an aesthetic and visually pleasing way.
cpufetch is a command-line tool written in C that displays the CPU information in a clean and beautiful way.
Winfetch is a command-line system information utility written in PowerShell 5+. Winfetch displays information about your operating system, software and hardware in an aesthetic and visually pleasing way.
This repository contains a system tray application written in C that monitors CPU and memory usage:
Glow is a powerful system analysis tool created by Eray Türkay, designed to provide an intuitive overview of both the hardware and software capabilities of your computer.
A simplistic, yet beautiful system info fetcher that is made for windows that runs in the command line, written entirely in python.
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It's sad that they're archived the repo and maybe discontinue the project. Nevertheless I liked compactness of this app and giving basic info with that short and nice and clean text.