What is Asterisk?
Asterisk is like a box of Legos for people who want to create communications applications. It includes all the building blocks needed to create a PBX, an IVR system, a conference bridge and virtually any other communications app you can imagine.
Support Asterisk: Buy Digium
Digium is the creator, maintainer and sponsor of the Asterisk project. Digium offers products and services that extend the power of Asterisk. A portion of every Digium sale goes to fund Asterisk development. Support Asterisk: Buy Digium.
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.