SIP

This program is a converged Internet communication tool combining high-quality voice and video calls...

Express Talk is software that works like a telephone to let you make calls on your Mac OS X...

XMeeting is a Mac OS X native (Cocoa) H.323 and SIP compliant...

A Jabber/Gtalk client with support for Google Talk (GMail) audio and video calls. OctroTalk also supports SIP...

Blink is a state of the art, easy to use SIP client...

Homer Conferencing is a free SIP softphone with advanced audio and video support...

symPhonie is a SIP softphone for MAC, which focuses on the following features...

Internetcalls -Free phone calls all around the world. Make free calls to all your online friends and regular phones...

Xnet Communications, a maker of market leading Captain FTP...

Subliminal Image Pro (SIP) helps you explore the idea of subliminal images...

Voix Phone Is a multiplatform IAX soft phone, its engine derives from Voix Manager, the powerful Asterisk call manager...

LifeSize ClearSea is a personal video conferencing application. With this app, you can connect with any standards-based H...

SuperVoip offers a simple tool for Mac users to make Cheap phone calls. You need a SuperVoip username and password...

Mirial Softphone is the most advanced standalone software...

Jitsi for OnSIP is a free app phone that combines SIP calling and XMPP...

The ippi Messenger software allows you to call with your ippi account...

Adore Communicator is an easy to use application that offers fully integrated...

Mac2Phone is the first Voice over IP phone for Mac OS X (10.2) which is working...

This project develops video conferencing and VoIP applications for Mac OS X. XMeeting is based on the work...

TranslatorX is a troubleshooting tool that allows you to quickly parse through...