Technology history for bt21.com
Stack size over time
From 2 detected technologies in Nov 2017 to 6 in Aug 2026 (peak 9).
Currently detected
- jQuery since Nov 2017
- Nginx since Nov 2017
- Google Analytics since Jan 2019
- Underscore.js since Apr 2019
- Java since Sep 2021
- Swiper since Sep 2022
Previously used
- C Feb 2023 to Feb 2023 · 1 mo
- Google Tag Manager Jan 2019 to Sep 2022 · 3 yrs
- Swiper Slider Mar 2020 to Aug 2022 · 2 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2023 6 added · 1 switched
- added Google Analytics May 2023 · Analytics
- switched C Java May 2023 · Programming languages
- added jQuery May 2023 · JavaScript libraries
- added Nginx May 2023 · Web servers
- added Swiper May 2023 · JavaScript libraries
- added Underscore.js May 2023 · JavaScript libraries
- added C Feb 2023 · Programming languages
2022 8 added · 3 dropped
- dropped Google Tag Manager Dec 2022 · Tag managers
- dropped Swiper Slider Dec 2022 · Miscellaneous
- added Swiper Sep 2022 · JavaScript libraries
- added Google Analytics Aug 2022 · Analytics
- added Google Tag Manager Aug 2022 · Tag managers
- added Java Aug 2022 · Programming languages
- added jQuery Aug 2022 · JavaScript libraries
- added Nginx Aug 2022 · Web servers
- added Swiper Slider Aug 2022 · Miscellaneous
- added Underscore.js Aug 2022 · JavaScript libraries
- dropped Google Remarketing Tag Jul 2022 · Retargeting
2021 3 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
2020 1 added
- added Swiper Slider Mar 2020 · Miscellaneous
2019 5 added
- added Underscore.js Apr 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added Nginx Mar 2019 · Web Servers