Antivirus
No matter how safe you may feel without an antivirus, it definitely is a must-have application these days. And it's a good thing those come for both general purposes and things of more particular nature, like safe Internet surfing. This category gives you numerous antiviruses to choose from.
Deskman Network
ALYac Internet Security
Bitdefender Safepay
ClamWin Antivirus
VirusTotal Uploader
Security Guru Free
PC Tools AntiVirus
Unchecky
Protectorion Data Safe
CodingFTP
Spybot - Search & Destroy
Emsisoft Anti-Malware
Quick Heal Firewall Pro
Web Companion
NETGATE Internet Security
AVG Protection
NoVirusThanks Registry DeleteEx
PC Power Shredder
Ransomware Defender
Windows Safety Scanner
PhishBlock
R-Wipe Clean
Trend Micro Internet Security
Themida
SecureIT Encryption Software
Comodo AntiVirus
acdONE Antivirus + Total Security
BullGuard
iolo Personal Firewall
ProtectU
Discover FDM
Add-on support
You can get add-ons that download files/video from arbitrary websites.