Technology history for underbelly.co.uk
Stack size over time
From 3 detected technologies in Dec 2016 to 50 in Sep 2026 (peak 51).
Currently detected
- Apache HTTP Server since Dec 2016
- Google Font API since Dec 2016
- AppNexus since Jan 2019
- Debian since Jan 2019
- Facebook since Jan 2019
- Google Analytics since Jan 2019
- jQuery since Jan 2019
- Twitter since Jan 2019
- Swiftype since Apr 2019
- Bootstrap since Mar 2020
- GSAP since Mar 2020
- jQuery Migrate since Mar 2020
- MySQL since Mar 2020
- Nginx since Mar 2020
- WordPress since Mar 2020
- Yoast SEO since Mar 2020
- PHP since Mar 2020
- Cart Functionality since Jan 2021
- MailChimp since Feb 2021
- Facebook Pixel since Jul 2021
- Facebook Login since Jul 2021
- Twitter Ads since Jul 2021
- CodeIgniter since Sep 2021
- ExpressionEngine since Sep 2021
- core-js since Sep 2021
- cdnjs since Nov 2021
- Contact Form 7 since Feb 2022
- MailChimp for WordPress since Feb 2022
- WP Rocket since Apr 2022
- Cloudflare since May 2022
- Cloudflare Bot Management since May 2022
- Animate.css since Aug 2022
- Alpine.js since Aug 2022
- Google Tag Manager since Aug 2022
- IONOS since Aug 2022
- jsDelivr since Aug 2022
- LazySizes since Aug 2022
- Leaflet since Aug 2022
- Lightbox since Aug 2022
- Mapbox GL JS since Aug 2022
- Unpkg since Aug 2022
- PWA since Aug 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- Cloudflare Browser Insights since Dec 2025
- HTTP/3 since Dec 2025
- Flickity since Jan 2026
- Priority Hints since Jan 2026
- Typekit since Aug 2026
- Varnish since Aug 2026
Previously used
- Litespeed Cache Dec 2025 to Jul 2026 · 7 mo
- RankMath SEO Mar 2026 to Jul 2026 · 4 mo
- Splide Jan 2026 to Feb 2026 · 1 mo
- WordPress Block Editor Jan 2026 to Feb 2026 · 1 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- basket.js Jan 2019 to Oct 2021 · 2 yrs
- Google Plus Jan 2019 to Oct 2021 · 2 yrs
- Google Sign-in Feb 2021 to Oct 2021 · 8 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Ubuntu Dec 2016 to Sep 2017 · 9 mo
- YouTube Jul 2017 to Jul 2017 · 1 mo
Timeline
2026 8 added · 5 dropped · 1 switched
- dropped Litespeed Cache Sep 2026 · WordPress plugins
- dropped RankMath SEO Sep 2026 · WordPress plugins
- added Flickity Aug 2026 · JavaScript libraries
- added Typekit Aug 2026 · Font scripts
- added Varnish Aug 2026 · Caching
- added Priority Hints Jul 2026 · Performance
- dropped Flickity Apr 2026 · JavaScript libraries
- dropped Priority Hints Apr 2026 · Performance
- dropped WordPress Block Editor Apr 2026 · Page builders
- added RankMath SEO Mar 2026 · WordPress plugins
- switched Splide Flickity Jan 2026 · JavaScript libraries
- added Priority Hints Jan 2026 · Performance
- added Splide Jan 2026 · JavaScript libraries
- added WordPress Block Editor Jan 2026 · Page builders
2025 3 added
- added Cloudflare Browser Insights Dec 2025 · Analytics
- added HTTP/3 Dec 2025 · Miscellaneous
- added Litespeed Cache Dec 2025 · Caching
2023 15 added · 1 dropped
- added Bootstrap May 2023 · UI frameworks
- added Cloudflare Bot Management May 2023 · Security
- added Contact Form 7 May 2023 · WordPress plugins
- added GSAP May 2023 · JavaScript frameworks
- added jQuery Migrate May 2023 · JavaScript libraries
- added MailChimp May 2023 · Marketing automation
- added MailChimp for WordPress May 2023 · WordPress plugins
- added MySQL May 2023 · Databases
- added Open Graph May 2023 · Miscellaneous
- added PWA May 2023 · Miscellaneous
- added RSS May 2023 · Miscellaneous
- added WordPress May 2023 · CMS
- added WP Rocket May 2023 · Caching
- added Yoast SEO May 2023 · WordPress plugins
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
2022 26 added · 1 switched
- added RSS Dec 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- switched Tailwind CSS Bootstrap Aug 2022 · UI frameworks
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added Contact Form 7 Aug 2022 · WordPress plugins
- added core-js Aug 2022 · JavaScript libraries
- added Google Analytics Aug 2022 · Analytics
- added GSAP Aug 2022 · JavaScript frameworks
- added IONOS Aug 2022 · Hosting
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added MailChimp Aug 2022 · Marketing automation
- added MailChimp for WordPress Aug 2022 · WordPress plugins
- added MySQL Aug 2022 · Databases
- added Nginx Aug 2022 · Web servers
- added PHP Aug 2022 · Programming languages
- added PWA Aug 2022 · Miscellaneous
- added WordPress Aug 2022 · CMS
- added WP Rocket Aug 2022 · Caching
- added Yoast SEO Aug 2022 · WordPress plugins
- added Cloudflare May 2022 · CDN
- added Cloudflare Bot Management May 2022 · Security
- added Tailwind CSS Apr 2022 · UI frameworks
- added WP Rocket Apr 2022 · WordPress plugins
- added Contact Form 7 Feb 2022 · WordPress plugins
- added MailChimp for WordPress Feb 2022 · WordPress plugins
2021 7 added · 4 dropped · 2 switched
- dropped Google Sign-in Dec 2021 · Social logins
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Yoast SEO Nov 2021 · SEO
- dropped Yoast SEO Oct 2021 · SEO
- added CodeIgniter Sep 2021 · Web frameworks
- switched basket.js core-js Sep 2021 · JavaScript libraries
- added ExpressionEngine Sep 2021 · CMS
- switched Google Plus Wheelio Sep 2021 · Widgets
- added GSAP Jul 2021 · JavaScript frameworks
- dropped GSAP Mar 2021 · JavaScript frameworks
- added Google Sign-in Feb 2021 · Social logins
- added MailChimp Feb 2021 · Marketing automation
2020 8 added · 1 dropped
- dropped Google Font API Apr 2020 · Font Scripts
- added Bootstrap Mar 2020 · UI Frameworks
- added GSAP Mar 2020 · JavaScript Frameworks
- added jQuery Migrate Mar 2020 · JavaScript Libraries
- added MySQL Mar 2020 · Databases
- added Nginx Mar 2020 · Reverse Proxy
- added PHP Mar 2020 · Programming Languages
- added WordPress Mar 2020 · Blogs
- added Yoast SEO Mar 2020 · SEO
2019 10 added · 1 switched
- added Swiftype Apr 2019 · Search Engines
- added Apache HTTP Server Mar 2019 · Web Servers
- added AppNexus Mar 2019 · Advertising Networks
- added basket.js Mar 2019 · JavaScript Libraries
- switched Ubuntu Debian Mar 2019 · Operating Systems
- added Facebook Mar 2019 · Widgets
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Plus Mar 2019 · Widgets
- added jQuery Mar 2019 · JavaScript Libraries
- added Twitter Mar 2019 · Widgets
2017 1 added · 1 dropped
2016 3 added
- added Apache HTTP Server Dec 2016 · Web Servers
- added Google Font API Dec 2016 · Font Scripts
- added Ubuntu Dec 2016 · Operating Systems