About -> Available Versions -> Version 3.5.x

OpenSIPS 3.5.x is a stable release. It is recommended for production usage.

OpenSIPS 3.5 Overview - a glimpse in the development plan of OpenSIPS 3.5 to see what this new release can do for you.

1.  OpenSIPS 3.5.5

Minor release (see Changelog)
Release date: 23rd of April 2025

2.  OpenSIPS 3.5.4

Minor release (see Changelog)
Release date: 19th of February 2025

3.  OpenSIPS 3.5.3

Minor release (see Changelog)
Release date: 18th of December 2024

4.  OpenSIPS 3.5.2

Minor release (see Changelog)
Release date: 23rd of October 2024

5.  OpenSIPS 3.5.1

Minor release (see Changelog)
Release date: 21st of August 2024

6.  OpenSIPS 3.5.0

Stable release
Release notes: full technical listing
Release date : 24th of July 2024
Beta-Release date : 9th of May 2024