simplewall - Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on...
HostsMan - HostsMan is a freeware hosts file manager and editor. Built-in hosts file updater
PeerBlock - PeerBlock lets you control who your computer "talks to" on the Internet.
Gas Mask - Gas Mask is simple hosts file manager for Mac OS X.
TinyWall - Lightweight and non-intrusive firewall
BlueLife Hosts Editor - BlueLifeHosts editor is a Portable freeware application for editing windows Hosts file ,(easily add/delete , Block , Update domain names)