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