3CX Ltd
30
Freeware
It can simplify Firewall configuration at both the remote and the PBX location.
63
KaplanSoft
58
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
Konnetic
9
Shareware
Konnetic's Unity SIP .NET SDK povides a fully RFC3261 compliant class library.
15
Linphone
2,568
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
1
ComponentAce
53
Shareware
Easy yet powerful POP3, SMTP, IMAP components for .NET.
Welltech Computer Co.
7
Freeware
Welltech SP365 is a soft-phone designed for VOIP service provider.
CALLURL Inc.
Shareware
CONTAX PCX is an affordable communications solution that is easy to use.
Michael Trojnara
490
Freeware
Stunnel is a proxy for adding TLS encryption to existing clients and servers.
3
Net Notion
10
Shareware
Check proxy(including: http, https,ftp, socks4, socks5 proxy) and show their speed, derive proxy fro....
11
Juliusz Chroboczek
2,895
Freeware
Polipo is a small caching web proxy (a web cache, an HTTP proxy, a proxy server).
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
3
1 Search Engine Marketing .net
309
Shareware
Proxy Finder is a scanning tool designed to find open proxy servers.
1
tcpIQ / Sigma Solutions
63
Proxy Workbench is a unique proxy server that displays its data in real-time.
None
1
Freeware
An easy-to-use proxy server for mIRC and Ch@t-Up!.It supports multiple users! With this proxy you ca....
31
Microsoft Corporation
6
Commercial
IRC Proxy Search: Fast fresh IRC proxy server leech tool. Automatically Search from embedded website....
2
Hell Labs
134
Shareware
It determines and tests proxy servers that includes a proxy list manager.
