WinPcap - Industry-standard tool for link-layer network access in Windows.
Throttled Pro - Throttled Pro optimizes your internet connection and provides QoS (Quality of Service) to Mac OS X.
Npcap - Npcap is the Nmap Project's packet sniffing library for Windows.
Ashampoo Internet Accelerator - Ashampoo Internet Accelerator is an internet connection optimizer and booster that allows you to tune your connection settings.
Win10Pcap - Win10Pcap is a WinPcap-based Ethernet packet capture library.
Net Speed Booster - Net Speed Booster is an internet speed optimization tool that lets you tweak your internet settings and make them up to the mark.