Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
9
3CX System Ltd
30
Freeware
Be connected to all your contacts anyhwere anytime with 3CX VoIP Client.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
1
conaito Technologies
22
Freeware
Delivers crystal clear sound even for both low and high-bandwidth users.
VoIP Bookers
Freeware
VoIP Bookers offers you quality voIP and sip calls.
56
Sun Mycrosystems Inc
1,056
Freeware
This is a development kit widely used for Server programming using Java platform.
16
VaxSoft
4
Shareware
Secure AI-powered SIP SDK for VoIP servers, IP-PBX, IVR, and call centers.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
FaxVoip Software
1
Shareware
Fax Voip T.38 Console - T.38 and Audio Fax over VoIP (SIP, H.323).
7
DigitalPersona®, Inc.
702
Update
An update that removes a bug from DigitalPersona Gold SDK Java applications.
83
Peter Quiring
25
Open source
jphonelite is an open source Java SIP VoIP audio and video SoftPhone.
44
StarTrinity.com
11
Freeware
SIP VoIP Softswitch with billing for VoIP wholesale, GSM termination, IVR, PBX.
3
Octro, Inc.
62
Shareware
OctroTalk is an integrated instant messaging application VoIP call, SIP call etc.
3
AdoreSoftphone
208
Demo
A basic SIP Softphone that allows to connect to VoIP PBX and providers.
15
Linphone
2,606
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
ZeeVoice
17
Freeware
A sip softphone for making and receiving VoIP calls.
