WSUS Offline Update - Using "WSUS Offline Update" (formerly known as "ct offline update" or "DIY...

ESET Endpoint Security - ESET internet security solutions deliver proactive, multi-layered protection, including antivirus, anti-phishing, exploit blocker and more, to protect the business from all known and emerging malware and threats.

WHDownloader - A lightweight and easy to use Downloader which allows you to find and apply the latest Microsoft Windows updates....

McAfee Endpoint Security - McAfee Endpoint Security speeds threat de-tection and remediation with antimalware, fast scanning, instant threat detection and updates, and maximized CPU performance.

Microsoft Update Catalog - Official Microsoft Update Catalog download site.

LogMeIn Central - LogMeIn Central is a comprehensive endpoint management software that easily helps IT professionals manage and monitor their organization’s endpoint infrastructure.