SIP Softphone Software Development Kit
Create high quality SIP VoIP, Video Telephony and XMPP Instant Messaging web and stand alone applications with Eyeball MessengerSDK:

Soft Client Components
SIP Softphone SDK
Video Phone
Instant messaging
Presence
File Transfer
SMS Configurable
Added Value
Peer 2 Peer Scalability
100% Call Completion Rate
Guaranteed Voice and Video Quality
Federated Instant Messaging
SIP and XMPP compliant
Fully customisable and brandable


VoIP SDK has a fully configurable user interface for easy branding to fit your needs.
Federated IM
Instant Messaging with your


buddies with just one application.
Seamless Call Completion
Solving the firewall, proxy and NAT traversal problem, our AnyFirewall? Technology provides seamless call completion from behind NATs, firewalls and proxies using STUN, TURN, ICE and HTTP tunneling.

Peer to peer Scalability
Eyeball MessengerSDK completes most calls using peer-to-peer media del