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.
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See what Asterisk can do for you

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The Business Owner

Are you searching for the best solution to get your business communicating? Get more information about our award winning telephony solutions and learn from the experience of other companies like yours.

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The Technical Manager

Looking to find an integrator to build a custom solution for your business? You know what you want and you're ready to get your business communicating with the power of Asterisk.

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The Tech Guru

So you've got the technical know-how and want to build the ultimate communications system. Learn how others have configured and customized Asterisk and what you need to get your project off the ground.

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The Digium Partner

Interested in selling Asterisk based communication systems and custom solutions? As a Digium Authorized Channel Partner you'll have access to the full line of Digium components and turnkey communications systems.

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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.

Browse Training

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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.

Get Support

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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.

Find Hardware

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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.

Find Software