CheckiO version history - 4 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.2.4
Released Apr 23, 2019 - 13.61 KBWorks with firefox 50.0 and laterSource code released under GNU General Public License v3.0 only
Older versions
Version 1.2.3
Released Dec 15, 2018 - 10.6 KBWorks with firefox 48.0 and laterSource code released under GNU General Public License v3.0 only
Version 1.2.2
Released Dec 11, 2018 - 10.48 KBWorks with firefox 50.0 and laterSource code released under GNU General Public License v3.0 only
Version 1.2.1
Released Sep 28, 2018 - 11.09 KBWorks with firefox 50.0 and laterSource code released under GNU General Public License v3.0 only