TabCloser version history - 2 versions
TabCloser by Seth Cottle
TabCloser version history - 2 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 4.2.0
Released Feb 13, 2026 - 64.71 KBWorks with firefox 121.0 and laterv4.2.0 - Fix Slack pattern closing admin pages; cancel pending close on navigationSource code released under GNU General Public License v3.0 only
Older versions
Version 4.0.0
Released Feb 6, 2026 - 64.56 KBWorks with firefox 121.0 and laterSource code released under GNU General Public License v3.0 only