Technology history for sel4.systems
Stack size over time
From 4 detected technologies in Apr 2020 to 16 in Jun 2026.
Currently detected
- Nginx since Apr 2020
- Bootstrap since Apr 2020
- jQuery since Apr 2020
- Fastly since Jun 2020
- Font Awesome since Jun 2020
- GitHub Pages since Jun 2020
- Google Font API since Jun 2020
- Varnish since Jun 2020
- Plausible since Feb 2024
- Mailman since May 2024
- HSTS since May 2024
- Popper since May 2024
- Python since May 2024
- RSS since May 2025
- Tailwind CSS since May 2025
- Three.js since May 2025
Previously used
- Google Analytics Apr 2020 to Jan 2024 · 3 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- Google Tag Manager Jun 2020 to Sep 2022 · 2 yrs
- Google Remarketing Tag Jul 2021 to Aug 2021 · 1 mo
- Ruby Jun 2020 to Aug 2021 · 1 yr
- Ruby on Rails Jun 2020 to Aug 2021 · 1 yr
Timeline
2025 3 added
- added RSS May 2025 · Miscellaneous
- added Tailwind CSS May 2025 · UI frameworks
- added Three.js May 2025 · JavaScript graphics
2024 1 switched
- switched Google Analytics Plausible Feb 2024 · Analytics
2023 1 added · 2 dropped
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
- dropped Google Tag Manager Jan 2023 · Tag managers
2022 4 added · 3 dropped
- dropped Google Remarketing Tag Sep 2022 · Retargeting
- dropped Ruby Sep 2022 · Programming languages
- dropped Ruby on Rails Sep 2022 · Web frameworks
- added Bootstrap Aug 2022 · UI frameworks
- added Google Analytics Aug 2022 · Analytics
- added jQuery Aug 2022 · JavaScript libraries
- added Nginx Aug 2022 · Web servers
2021 1 dropped
- dropped Font Awesome Aug 2021 · Font scripts