SwitchHosts!!

HostsMan is a freeware hosts file manager and editor.

Gas Mask is simple hosts file manager for Mac OS X. It allows editing of host files and switching between them.

When an entry is toggled off, it is not commented out in the hosts file, but instead stored in the app's preferences storage. This means you will have to uncomment all your unused host entries and untoggle them in the prefpane if you want to use them. Comments are treated as comments and will never show up in the list of host entries!

HostsXpert is an ultra-groovy Hosts file Manager, Editor and Helper-outter. Below you'll find a list of HostsXpert's functions. Just a Simple word of caution - Hosts files are not to be taken lightly -

A small tool to manage and switch host config using qt4 lib. It was tested in linux windows and mac os.

Saving your time when you switch domain-ip mapping between different environment.

Hosts switcher allows you to change and reload your hosts file based on a simple template language.