Software Alternatives & Reviews

opensips VS Kamailio

Compare opensips VS Kamailio and see what are their differences

opensips logo opensips

OpenSIPS (Open SIP Server) is a mature Open Source implementation of a SIP server.

Kamailio logo Kamailio

Kamailio® (successor of former OpenSER and SER) is an open source SIP server released under...
  • opensips Landing page
    Landing page //
    2023-05-05
  • Kamailio Landing page
    Landing page //
    2021-10-08

opensips videos

OpenSIPS by Bogdan-Andrei Iancu, Founder and Developer at OpenSIPS Project

More videos:

  • Review - OpenSIPS Kick Start

Kamailio videos

SIP over WebSockets and Load Balancing on Kamailio

More videos:

  • Review - Kamailio World 2019: Past Year In Review
  • Review - Kamailio - The OS framework to build your own VoIP service - Daniel-Constantin Mierla-FOSSASIA 2018

Category Popularity

0-100% (relative to opensips and Kamailio)
Enterprise Communication
21 21%
79% 79
Communication
18 18%
82% 82
VoIP
18 18%
82% 82
Enterprise Software
100 100%
0% 0

User comments

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Social recommendations and mentions

Based on our record, opensips seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

opensips mentions (2)

  • RTP Module in Opensips
    Did you have some tutorials / Websites / videos ( other than https://opensips.org/ ) of how we can intégrate these modules please ? Source: over 1 year ago
  • Send DTMF digits during call?
    So I finally got a SIP connection working, not through my own server (which uses a non-standard port number for SIP) but through OpenSIPS. Source: over 1 year ago

Kamailio mentions (0)

We have not tracked any mentions of Kamailio yet. Tracking of Kamailio recommendations started around Mar 2021.

What are some alternatives?

When comparing opensips and Kamailio, you can also consider the following products

FusionPBX - FusionPBX is an open source FreeSWITCH GUI.

Asterisk - An open source telephony switching and private branch exchange service for Linux.

FreeSWITCH - FreeSWITCH is an open-source media application designed to support popular protools such as SIP and WebRTC and provides a platform to develop voice and video applications.

freepbx - FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).

Issabel - Your Open Source Solution For Unified Comunnications And More…

Wazo.io - The UCaaS Platform Built for MSPs​