Highlighter SEO version history - 9 versions
Highlighter SEO by William
Highlighter SEO version history - 9 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 4.1
Released 26 May 2026 - 25.33 MBWorks with firefox 115.0 and laterWelcome to version 4.0!
The entire design is new, with an improved UI/UX for a better experience, and 6 bugs have been fixed. And add 8 languages :- New Design SF Pro, 16–20px cards, green switches, bento grid
- 9 languages (auto-detect + 9 flag options)
- Side Panel enabled by default + auto-refresh on navigation-
- CSS leak fixed (content-styles.css separated)
- Defensive null checks everywhere
- G.Index / G.Cache status indicators separated from buttons
- Custom search via Enter key
- HREF Lang with flag + code pills
- Polish 301 Check (color-coded HTTP status badges)
- Bar heights proportional to count
Source code released under All Rights Reserved
Older versions
Version 3.3
Released 29 Mar 2025 - 3.87 MBWorks with firefox 58.0 and later- Ajout de nouvelle API Open Routeur et Ollama
- Ajout de la recherche customisé
Source code released under All Rights Reserved
Version 3.2
Released 9 Oct 2024 - 664.83 kBWorks with firefox 58.0 and laterSource code released under All Rights Reserved
Version 3.1
Released 18 Jul 2024 - 650.75 kBWorks with firefox 58.0 and laterSource code released under All Rights Reserved
Version 3.0
Released 4 Jul 2024 - 649.73 kBWorks with firefox 58.0 and laterSource code released under All Rights Reserved
Version 1.4
Released 6 Mar 2024 - 16.19 kBWorks with firefox 48.0 and laterSource code released under All Rights Reserved
Version 1.3
Released 9 Jun 2023 - 16.19 kBWorks with firefox 48.0 and laterSource code released under All Rights Reserved
Version 1.2
Released 31 May 2023 - 15.54 kBWorks with firefox 48.0 and laterSource code released under All Rights Reserved
Version 1.0
Released 30 May 2023 - 15.34 kBWorks with firefox 48.0 and laterSource code released under All Rights Reserved