Release Notes | Zend by Perforce

Title	Product	Release Version	Release Date Sort descending
Zend Guard 5.5	Zend Guard	5.5	December 1, 2010
Zend Studio 9.0.4	Zend Studio	9.0.4	June 30, 2012
Zend Studio 10.1.0	Zend Studio	10.1.0	January 31, 2013
Zend Studio 10.5	Zend Studio	10.5	March 31, 2013
Zend Studio 10.6.2	Zend Studio	10.6.2	July 3, 2013
Zend Guard 6	Zend Guard	6	December 8, 2013
Zend Studio 11.0.0	Zend Studio	11.0.0	July 10, 2014
Zend Studio 11.0.2	Zend Studio	11.0.2	September 29, 2014
Zend Studio 12.0.2	Zend Studio	12.0.2	February 1, 2015
Zend Studio 12.5.1	Zend Studio	12.5.1	May 17, 2015
Zend Studio 13	Zend Studio	13	September 28, 2015
Zend Studio 13.0.1	Zend Studio	13.0.1	November 16, 2015
Zend Guard 7	Zend Guard	7	December 3, 2015
Zend Studio 13.5.0	Zend Studio	13.5.0	May 30, 2016
Zend Studio 13.6.0	Zend Studio	13.6.0	April 19, 2017
Zend Server 2019	Zend Server		May 6, 2019
Zend Server 2021	Zend Server		May 20, 2021
Zend Server 2021.1.0	Zend Server	2021.1.0	September 12, 2021
Zend Server 2021.1.1	Zend Server	2021.1.1	December 28, 2021
Zend Server 2021.1.2	Zend Server	2021.1.2	March 8, 2022