Header Editor version history - 25 versions
Header Editor by 泷涯, 道滿
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 5.2.3
Released Aug 28, 2025 - 755.68 KBWorks with firefox 113.0 and laterSource code released under GNU General Public License v2.0 only
Download Firefox and get the extensionYou'll need Firefox to use this extensionOlder versions
Version 4.1.1
Released Dec 20, 2019 - 455.62 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.7
Released Feb 10, 2019 - 304.97 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.6
Released Feb 1, 2019 - 304.93 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.5
Released Jan 30, 2019 - 304.86 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.4
Released Dec 28, 2018 - 542.76 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.3
Released Oct 29, 2018 - 542.5 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.2
Released Oct 25, 2018 - 542.57 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.1
Released Oct 24, 2018 - 542.45 KBWorks with firefox 48.0 and later, android 48.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 4.0.0
Released Oct 24, 2018 - 542.48 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.8
Released Jul 24, 2018 - 306.51 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.6
Released May 14, 2018 - 306.4 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.5
Released Jan 29, 2018 - 304.84 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.4
Released Jan 21, 2018 - 304.79 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.3
Released Jan 19, 2018 - 304.37 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.2
Released Dec 13, 2017 - 300.52 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.1
Released Dec 12, 2017 - 300.16 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 3.0.0
Released Dec 12, 2017 - 300.2 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.5
Released Nov 10, 2017 - 217.32 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.4
Released Nov 6, 2017 - 217.31 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.3
Released Oct 1, 2017 - 216.81 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.2
Released Sep 25, 2017 - 216.83 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.1
Released Sep 24, 2017 - 215.92 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.3.0
Released Sep 17, 2017 - 215.53 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only
Version 2.1.1
Released Sep 7, 2017 - 201.53 KBWorks with firefox 52.0 and later, android 52.0 to 68.*Source code released under GNU General Public License v2.0 only