The list below is a collection of popular tolls and utilities for Windows 10 users

Windows 10 ISO:
Windows 10

You can create your own installation media by running the installer direct from the Microsoft website. This will also allow you to download and save the ISO file if you wish.

Classic Shell:
Classic Shell - Start menu and other Windows enhancements

If you don't like the look of the Windows 10 start menu, you can achieve the XP/7 look by using Classic Shell.

Ninite:
Ninite - Install or Update Multiple Apps at Once

Ninite is a simple software package manager that allows you to install from a select list of common Windows applications with a few clicks. Highly recommended for new PC installs. No bloatware in here!

SpyBot Anti-Beacon:
Spybot Anti-Beacon for Windows

A popular anti-spy tool to prevent some of the Windows 10 telemetry options. It works well and allows you to disable OneDrive and other integrated components.

Windows Essentials (including Movie Maker):
https://support.microsoft.com/en-us/help/18614/windows-essentials

If you're after Windows Movie Maker, it is bundled within the Windows Essentials package. It still works in Windows 10, but I would recommend avoiding any of the other software options within the package (as they are designed for Windows 7/8).

Windows 7 Games for Windows 10:
Get Windows 7 games for Windows 10

If you miss the old games (Solitaire, Freecell, etc...) from Windows 7, then you can use this app to get them back in Windows 10.


SysInternals Tools:
Windows Sysinternals: Documentation, downloads and additional resources

An advanced collection of tools for Windows troubleshooting, recommended for experienced PC users to hunt down problems.

7-Zip:
7-Zip

A free and comprehensive compression utility - it will open/compress almost anything.

LibreOffice:
Home | LibreOffice - Free Office Suite - Fun Project - Fantastic People

Free office productivity suite, including word processor, spreadsheets and drawing tools.

VLC:
VideoLAN - Official page for VLC media player, the Open Source video framework!

A lightweight and open-source video player, with integrated codecs for many popular video formats (including DVD player).

Foxit Reader:
Free PDF Reader | PDF Viewer Download | Foxit Reader

Popular and free PDF reading software, with PDF printer support.