SIP

software

3CX Session Border Controller

free

3CX Ltd

3CX includes the 3CX Tunnel allowing easier bridging of remote 3CX Phone Systems and connecting remote extensions...

3CX Tunnel combines all SIP (signaling) and RTP

free

Vitali Fomine

MUVConf is an open source multi-user video conference client for SIP server compatible with WebSocket...

video conference client for SIP server compatible with WebSocket

free

StarTrinity.com

Free Windows-based SIP Softswitch with integrated billing for VoIP wholesale, GSM (grey)...

audio stream (for SIP-bluetooth-GSM...trunks and SIP phones Protocols: SIP over UDP

Junction Networks

KaplanSoft

free

Mizutech S.R.L

The Mizu VoIP Server -Softswitch is an all in one enterprise grade soft switch solution with support to SIP...

H323, all sip related protocols, SIP-H323 conversion...be routed with other sip proxy

conaito Technologies

E-Soft Billing (Pvt.) Ltd.

SIP Mobile Dialer is a software that allows to create branded and featured version of mobile VoIP and IM chat application...

and IM chat application. SIP Mobile Dialer is designed...and mid size VoIP/SIP providers

Zementis Inc

The ADAPA Add-in for Microsoft® Office Excel...

coffee they like to sip or attire they prefer

free

Aculab

The AMS C# Client API is supplied as strong-named .NET assembly and is fully Common Language Specification...

classes that control individual SIP calls and associated