Zoiper Free IAX and SIP softphone
ZOIPER Free IAX / IAX2 and SIP softphone
stun
ZOIPER Free IAX / IAX2 and SIP softphone
Minipax
Free SIP Softphone
Mizu VoIP SoftPhone
MizuPhone -SIP Softphone for Windows
Winip
Dynamic DNS client for DNSMax and ThatIP
Voice over IP H323 SDK
A powerful and intuitive H.323 VoIP SDK
VoIP SIP SDK
A powerful and intuitive VoIP SIP SDK
ABTO SIP SDK
A powerful and intuitive VoIP SIP SDK
Mini Stun Gun
Mini Stun Gun toolbar for Internet Explorer.
ABTO Software VoIP SIP SDK for Windows
A powerful and intuitive VoIP SIP SDK
Video VoIP SIP SDK
A powerful and intuitive Video VoIP SIP SDK
