opensips vs Asterisk

Struggling to choose between opensips and Asterisk? Both products offer unique advantages, making it a tough decision.

opensips is a Network & Admin solution with tags like sip, proxy, b2bua, voip, signaling, session-management.

It boasts features such as SIP signaling, Presence and instant messaging, Load balancing and failover, NAT traversal, Call routing and policy enforcement, Media handling and transcoding, Accounting and billing, Integration with various databases and pros including Open source and free, High performance and scalability, Modular and extensible architecture, Supports wide range of protocols and standards, Active community support.

On the other hand, Asterisk is a Network & Admin product tagged with voip, pbx, telephony.

Its standout features include PBX functionality, VoIP, Interactive voice response, Voicemail, Conference calling, Call routing, Call queuing, and it shines with pros like Open source and free, Highly customizable, Supports many protocols and codecs, Active development community, Integrates with many CRM and business software.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

opensips

opensips

OpenSIPS is an open source SIP proxy and B2BUA server used to build and deploy SIP platforms and VoIP infrastructures. It provides advanced routing, signaling, and session management capabilities for building large scale SIP networks.

Categories:
sip proxy b2bua voip signaling session-management

Opensips Features

  1. SIP signaling
  2. Presence and instant messaging
  3. Load balancing and failover
  4. NAT traversal
  5. Call routing and policy enforcement
  6. Media handling and transcoding
  7. Accounting and billing
  8. Integration with various databases

Pricing

  • Open Source

Pros

Open source and free

High performance and scalability

Modular and extensible architecture

Supports wide range of protocols and standards

Active community support

Cons

Steep learning curve

Requires expertise to setup and configure

Limited graphical user interface

Need to integrate external components for full-featured system


Asterisk

Asterisk

Asterisk is an open source communications software that allows you to build telephony applications and services. It supports voice over IP, video conferencing, voicemail, auto attendant, interactive voice response, and more. It can be used to build PBX systems, call center solutions, and other communications platforms.

Categories:
voip pbx telephony

Asterisk Features

  1. PBX functionality
  2. VoIP
  3. Interactive voice response
  4. Voicemail
  5. Conference calling
  6. Call routing
  7. Call queuing

Pricing

  • Open Source

Pros

Open source and free

Highly customizable

Supports many protocols and codecs

Active development community

Integrates with many CRM and business software

Cons

Steep learning curve

Requires technical expertise to setup and manage

Limited official support

Fragmented documentation

Not as feature rich as proprietary PBX systems