Favorite Free Software for Windows

So which are the FREE third-party software for Windows that you would pick as your favorites? My pick is as follows...

1. CCleaner Free https://www.piriform.com/ccleaner
P.S. Use the registry cleaner with caution

2. Everything http://www.voidtools.com/

3. Wireless Network Watcher http://www.nirsoft.net/utils/wireless_network_watcher.html

4. ProduKey http://www.nirsoft.net/utils/product_cd_key_viewer.html

5. CrystalDiskInfo http://crystalmark.info/software/CrystalDiskInfo/index-e.html

6. Process Explorer https://technet.microsoft.com/en-us/sysinternals/processexplorer.aspx

7. SunsetScreen http://www.skytopia.com/software/sunsetscreen/

8. Avast Free Antivirus https://www.avast.com/en-in/free-antivirus-download

9. Zemana Antimalware Free https://www.zemana.com/

10. WPS Office Free https://www.wps.com/

11. Libre Office http://www.libreoffice.org/

12. VLC Media Player http://www.videolan.org/vlc/index.html

13. Hotspot Shield Free VPN https://www.hotspotshield.com/

14. McAfee WebAdvisor https://www.siteadvisor.com/

15. Avira Browser Safety https://www.avira.com/en/avira-browser-safety