SIW is a system information tool that gathers detailed information about your system properties and settings.

HWiNFO Portable provides you with comprehensive system information details, including hardware analysis, monitoring, and Windows and DOS reporting. Also available as an installer. Video walkthrough available.

HWiNFO provides you with comprehensive system information details, including hardware analysis, monitoring, and Windows and DOS reporting. Also available as a portable app. Video tutorial available.

NWinfo is a comprehensive tool designed to help you retrieve essential system/hardware information and more.

UWPSpy (brought to you by the developer of Textify and 7+ Taskbar Tweaker) provides a way to inspect and manipulate UWP-based apps.

Argente System Repair is a lightweight, no-nonsense tool that scans your system for common Windows problems and applies targeted fixes.
This tool is a part of Argente Utilities.

System Monitor II provides you with a desktop display showing an overview of your system, and more.

MiTeC Task Manager Deluxe provides a free, lightweight, portable package that will enhance the features available in the standard Windows Task Manager.

Format Detector .NET is an effective and user-friendly tool designed to analyze and detect the file type of virtually any file.

VOVSOFT Time Sync is a minimalist app designed for the easy syncing of your PC's clock with a time server.

PerfView is a portable application designed to simplify the collection/analysis of CPU and memory-related performance data.

ASCOMP PC Internals is a helpful tool designed to let you analyze the hardware and system components of your computer.

WhatPulse is designed for those curious about how much actual PC work is done by logging exactly what you are doing while working.

Futuremark SystemInfo is a freeware utility used to identify the hardware in your system and is used for many of Futuremark's benchmarks.

FullEventLogView is a free system app that enables you to view all event details from the Windows event logs.

.Net Checker displays installed Microsoft .NET and Visual C++ versions and more.

Fastfetch is an Open Source multi-platform app capable of quickly fetching and displaying system info.

DataExplorer is designed to collect, analyze, and view information from devices with a serial port or other similar CSV file or USB ports.

Bluetooth Version Finder is a portable alternative to manually finding the Bluetooth version through the Windows Device Manager.

GetWindowText is a tiny and portable utility that allows you to read almost all the window text, from Edit, Static, Groupbox - Controls, and more.

Window Inspector is a comprehensive tool for viewing window class, properties, text, etc.

Space Radar is a hard drive and memory space visualizer that allows interactive Sunburst and Treemap charting of the results.

ALPA (Amazing Latency Performance Audit) is an advanced utility designed for system auditing and optimization. It provides in-depth insights into the inner workings of the Windows operating system.

DtWinVer is a comprehensive portable OS detection utility that works as a C++ class.

O&O DeskInfo is a portable app that displays various bits of system information right on your desktop.