Asterisk Open Source Communications Solutions

Say Hello to Asterisk and Start Building a Better Business Phone System

  • Asterisk. Digium's open source communications engine powers voice and video communication solutions worldwide. Discover the power of Asterisk; let us help you choose the right Asterisk solution.
  • Freedom. Asterisk is freely available under the terms of the GNU GPLv2 license.
  • Flexibility. Asterisk seamlessly connects with VoIP and legacy communication systems.
  • Power. Asterisk helps developers quickly and easily create powerful Unified Communications solutions.
  • Focus. Asterisk handles the low-level details of real-time communications, allowing developers to concentrate on business logic.

Say Hello to Asterisk: View the full-length video and get an introduction to Asterisk.

See what Asterisk can do for you

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Asterisk Training

Explore our online and instructor-led courses and dCAP-certification. Learn to install, configure, tune, and maintain a complete Asterisk system.

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Asterisk Support

It's easy to find the answers you need. Check out our knowledge base, documentation, or take advantage of our other community support options available.

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Asterisk Hardware

Need high-quality analog or digital interface cards to enable your telephony applications? Select from the best hardware to connect legacy PBX, IVR, VoIP Gateway, or custom telephony solutions.

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Asterisk Software

Browse our software solutions to download Asterisk, then find popular add-ons such as Fax for Asterisk, along with a wide variety of SIP IP phones.

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