I'm using TightVNC on my ubuntu to connect it with my local pc and it works flawless.
Avast for Antivirus
Adobe Flash Player
VLC Player for videos
Internet Download Manager
try AOMEI the best software app for cloning hdd
For me its Windows Defender or MSE. as windows defender is pre-installed in windows 8 and 10 as well. MSE you have to install on windows 7 and xp systems
Internet Browser: Google Chrome. ...
Cloud Storage: Dropbox. ...
Music Streaming: Spotify. ...
Office Suite: LibreOffice. ...
Image Editor: Paint.NET. ...
Security: Panda Free Antivirus. ...
Media Player: VLC.
Sincerely appreciate that you shared so much software for me. When it comes to screen capture software, I must say that VideoSolo Screen Recorder is perfect for those who want to record video or audio. Though it is not totally free, it is worth for a try.
3.FreeDownloaderManager(FDM:-This can easily handle your downloads and youtube video can download.And this have a extension for chrome So we dont direct the downlods)
4.Nox(This install in your computer you can play android games and run applications,And this software not harmfull your computer)
You can Use SoftEther VPN Client Manager , Kerio , Cisco AnyConnect Vpn Clients to use VPN with your own login data.These programs is also free.
Angry IP Scanner and NMAP is also the best free programs to check security and scan for vulnaribility of websites.
Also You can Use KMPLAYER , POT Player and VLC Media player to play multimedia.