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With Asterisk?
Asterisk is a free and open source framework for building communications applications and is sponsored by Sangoma.
Welcome to Asterisk
Asterisk is the #1 open source communications toolkit.
Asterisk powers IP PBX systems, VoIP gateways, conference servers, and is used by SMBs, enterprises, call centers, carriers and governments worldwide.
Need a Phone System?
Build your own custom system with Asterisk? Buy a powerful, low-cost turnkey system based on Asterisk? Discover which option is right for you.
2,000,000
Downloads Annually
86,000
Community Members
170 Countries
With Deployed Installations
1,000,000
Servers Worldwide
Fortune 500
Overwhelmingly Use
1.3 Million
New Endpoints Each Year
Asterisk 15: Under the Hood
Learn how Asterisk 15 extends the power of Asterisk with enhanced multi-party video conferencing and collaboration capabilities.
Is Asterisk and IP PBX, VoIP Gateway, or Conference Server?
{the answer is yes, yes, and yes.}
Asterisk Support
Get support for your Asterisk-based communications solution.
Asterisk Support
You can choose from a range of support offerings to find the one that suits your needs.
Get Asterisk Support