Technology history for redletterdays.co.uk
Stack size over time
From 4 detected technologies in Apr 2018 to 77 in Jun 2026.
Currently detected
- Microsoft ASP.NET since Apr 2018
- Google Font API since Apr 2018
- IIS since Apr 2018
- Google Analytics since Jun 2018
- Windows Server since Jun 2018
- VWO since Jun 2018
- Bootstrap since Jun 2018
- Hotjar since Jun 2018
- jQuery since Jun 2018
- Zendesk Chat since Aug 2018
- Font Awesome since Nov 2018
- Modernizr since Nov 2018
- Nginx since Nov 2018
- Adobe Analytics since Nov 2018
- MySQL since Jan 2019
- Twitter Emoji (Twemoji) since Jan 2019
- Yoast SEO since Jan 2019
- WordPress since Jan 2019
- PHP since Jan 2019
- jQuery Migrate since Jan 2019
- Slick since Apr 2019
- Squarespace since Jul 2019
- reCAPTCHA since Jul 2019
- Webpack since Jul 2019
- YUI since Jul 2019
- Cloudflare since Dec 2020
- Imperva since Dec 2020
- Typekit since Feb 2021
- AWIN since Feb 2021
- Microsoft Advertising since May 2021
- Zendesk since May 2021
- React since May 2021
- Site Kit since Jun 2021
- Facebook Pixel since Jul 2021
- Adobe Experience Platform Identity Service since Jul 2021
- Adobe Experience Platform Launch since Jul 2021
- core-js since Sep 2021
- Linkedin Insight Tag since Oct 2021
- Squarespace Commerce since Oct 2021
- Stimulus since Oct 2021
- OneTrust since Oct 2021
- Envoy since Nov 2021
- Cloudflare Bot Management since Nov 2021
- Google Hosted Libraries since Feb 2022
- cdnjs since May 2022
- MailChimp since Aug 2022
- Smash Balloon Instagram Feed since Aug 2022
- ShareThis since Aug 2022
- W3 Total Cache since Aug 2022
- WP-Royal Ashe since Aug 2022
- Photo Gallery since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- RSS since Dec 2022
- Priority Hints since Feb 2023
- PayPal since Mar 2023
- Google Workspace since Apr 2023
- PayPal Marketing Solutions since May 2023
- LottieFiles since Sep 2023
- MobX since Sep 2023
- Next.js since Sep 2023
- Node.js since Sep 2023
- styled-components since Sep 2023
- Azure since Mar 2024
- Azure Front Door since Mar 2024
- Really Simple SSL & Security since Apr 2024
- PWA since Jun 2024
- Checkout.com since Jan 2025
- Apache HTTP Server since Feb 2025
- Contentful since May 2025
- Rakuten since May 2025
- Rakuten Advertising since May 2025
- Stripe since Aug 2025
- Swiper since Dec 2025
- Zone.js since Apr 2026
- TypeScript since Apr 2026
- Angular since Apr 2026
Previously used
- Klarna Checkout Nov 2023 to May 2025 · 1 yr
- lit-element Nov 2024 to May 2025 · 6 mo
- lit-html Nov 2024 to May 2025 · 6 mo
- Lodash Feb 2023 to Feb 2025 · 2 yrs
- Hotjar Incoming Feedback Feb 2022 to Jul 2024 · 2 yrs
- Preact Nov 2021 to Jul 2024 · 2 yrs
- Leaflet Apr 2024 to Apr 2024 · 1 mo
- Mapbox GL JS Apr 2024 to Apr 2024 · 1 mo
- Mapbox.js Apr 2024 to Apr 2024 · 1 mo
- Amazon ALB Dec 2021 to Jan 2024 · 2 yrs
- Amazon Web Services Dec 2021 to Jan 2024 · 2 yrs
- Sentry Mar 2020 to Oct 2023 · 3 yrs
- Cart Functionality Aug 2020 to Mar 2023 · 2 yrs
- Microsoft 365 Aug 2022 to Mar 2023 · 7 mo
- C Feb 2023 to Feb 2023 · 1 mo
- jQuery Mobile Jan 2019 to Feb 2023 · 4 yrs
- jQuery UI Jun 2018 to Feb 2023 · 4 yrs
- Choices Feb 2021 to Dec 2022 · 1 yr
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Google Tag Manager Apr 2018 to Sep 2022 · 4 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- ContentSquare Jul 2021 to Feb 2022 · 7 mo
- Facebook Jun 2018 to Feb 2022 · 3 yrs
- Freespee Jun 2018 to Feb 2022 · 3 yrs
- Google Ads Conversion Tracking Jul 2021 to Feb 2022 · 7 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Aimtell Feb 2021 to Sep 2021 · 7 mo
- Pinterest Conversion Tag Jul 2021 to Sep 2021 · 2 mo
- Sizmek Apr 2019 to Sep 2021 · 2 yrs
- Incapsula Dec 2020 to Feb 2021 · 2 mo
- Adobe DTM Jan 2019 to Jan 2021 · 2 yrs
- TinyMCE Dec 2020 to Jan 2021 · 1 mo
- Varnish Jul 2019 to Jul 2019 · 1 mo
- Google Analytics Enhanced eCommerce Jun 2018 to Mar 2019 · 9 mo
- Knockout.js Jun 2018 to Mar 2019 · 9 mo
- New Relic Jan 2019 to Jan 2019 · 1 mo
Timeline
2026 3 added
- added Angular Apr 2026 · JavaScript frameworks
- added TypeScript Apr 2026 · Programming languages
- added Zone.js Apr 2026 · JavaScript frameworks
2025 6 added · 3 dropped · 1 switched
- added Swiper Dec 2025 · JavaScript libraries
- switched Klarna Checkout Stripe Aug 2025 · Payment processors
- dropped lit-element Jul 2025 · JavaScript libraries
- dropped lit-html Jul 2025 · JavaScript libraries
- added Contentful May 2025 · CMS
- added Envoy May 2025 · Reverse proxies
- added Rakuten May 2025 · Affiliate programs
- added Rakuten Advertising May 2025 · Advertising
- dropped Lodash Apr 2025 · JavaScript libraries
- added Apache HTTP Server Feb 2025 · Web servers
2024 14 added · 6 dropped · 2 switched
- added Cloudflare Bot Management Nov 2024 · Security
- added Klarna Checkout Nov 2024 · Payment processors
- added lit-element Nov 2024 · JavaScript libraries
- added lit-html Nov 2024 · JavaScript libraries
- added Microsoft Advertising Oct 2024 · Advertising
- dropped Hotjar Incoming Feedback Sep 2024 · Surveys
- dropped Preact Sep 2024 · JavaScript libraries
- added Hotjar Incoming Feedback Jun 2024 · Surveys
- dropped Leaflet Jun 2024 · Maps
- dropped Mapbox GL JS Jun 2024 · Maps
- dropped Mapbox.js Jun 2024 · Maps
- added Preact Jun 2024 · JavaScript libraries
- added PWA Jun 2024 · Miscellaneous
- added Facebook Pixel May 2024 · Analytics
- added Leaflet Apr 2024 · Maps
- added Mapbox GL JS Apr 2024 · Maps
- added Mapbox.js Apr 2024 · Maps
- added Really Simple SSL & Security Apr 2024 · Security
- switched Amazon Web Services Azure Mar 2024 · PaaS
- switched Amazon ALB Azure Front Door Mar 2024 · Load balancers
- added Hotjar Mar 2024 · Analytics
- dropped Klarna Checkout Mar 2024 · Payment processors
2023 11 added · 9 dropped · 3 switched
- dropped Sentry Dec 2023 · Issue trackers
- added Klarna Checkout Nov 2023 · Payment processors
- dropped Cloudflare Bot Management Sep 2023 · Security
- added LottieFiles Sep 2023 · Miscellaneous
- added MobX Sep 2023 · JavaScript libraries
- added Next.js Sep 2023 · Web frameworks
- switched C Node.js Sep 2023 · Programming languages
- added styled-components Sep 2023 · JavaScript frameworks
- dropped Cart Functionality Aug 2023 · Ecommerce
- dropped Microsoft 365 Aug 2023 · Webmail
- switched Google Ads Conversion Tracking PayPal Marketing Solutions May 2023 · Analytics
- added Google Workspace Apr 2023 · Email
- dropped jQuery Mobile Apr 2023 · Mobile frameworks
- dropped jQuery UI Apr 2023 · JavaScript libraries
- dropped Choices Mar 2023 · JavaScript libraries
- added PayPal Mar 2023 · Payment processors
- added Webpack Mar 2023 · Miscellaneous
- added C Feb 2023 · Programming languages
- dropped Google Remarketing Tag Feb 2023 · Retargeting
- dropped Google Tag Manager Feb 2023 · Tag managers
- added Lodash Feb 2023 · JavaScript libraries
- added Priority Hints Feb 2023 · Performance
- switched Cloudflare Network Error Logging Sentry Jan 2023 · Issue trackers
2022 9 added · 10 dropped
- added RSS Dec 2022 · Miscellaneous
- dropped Webpack Oct 2022 · Miscellaneous
- dropped Envoy Sep 2022 · Reverse proxies
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added MailChimp Aug 2022 · Email
- added Microsoft 365 Aug 2022 · Webmail
- dropped VWO Aug 2022 · Analytics
- added cdnjs May 2022 · CDN
- dropped ContentSquare Apr 2022 · A/B Testing
- dropped Facebook Apr 2022 · Widgets
- dropped Facebook Pixel Apr 2022 · Analytics
- dropped Freespee Apr 2022 · Analytics
- dropped Hotjar Apr 2022 · Analytics
- dropped Hotjar Incoming Feedback Apr 2022 · Widgets
- dropped Preact Apr 2022 · JavaScript libraries
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Freespee Feb 2022 · Analytics
- added Hotjar Incoming Feedback Feb 2022 · Widgets
2021 24 added · 13 dropped
- added Amazon ALB Dec 2021 · Load balancers
- added Amazon Web Services Dec 2021 · PaaS
- dropped Wheelio Dec 2021 · Widgets
- dropped Aimtell Nov 2021 · Marketing automation
- added Cloudflare Bot Management Nov 2021 · Security
- added Envoy Nov 2021 · Reverse proxies
- dropped Freespee Nov 2021 · Analytics
- dropped Microsoft Advertising Nov 2021 · Advertising
- dropped Pinterest Conversion Tag Nov 2021 · Analytics
- added Preact Nov 2021 · JavaScript libraries
- dropped Sentry Nov 2021 · Issue Trackers
- dropped Sizmek Nov 2021 · Advertising
- added OneTrust Oct 2021 · Cookie compliance
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Adobe Experience Platform Identity Service Jul 2021 · Analytics
- added Adobe Experience Platform Launch Jul 2021 · Tag managers
- added Cart Functionality Jul 2021 · Ecommerce
- added ContentSquare Jul 2021 · User onboarding
- added Facebook Pixel Jul 2021 · Analytics
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- dropped New Relic Jul 2021 · Analytics
- added Pinterest Conversion Tag Jul 2021 · Analytics
- added reCAPTCHA Jul 2021 · Security
- dropped Cart Functionality May 2021 · Ecommerce
- added Microsoft Advertising May 2021 · Advertising
- added React May 2021 · JavaScript libraries
- added Zendesk May 2021 · Live chat
- dropped Incapsula Apr 2021 · CDN
- dropped Adobe DTM Mar 2021 · Tag managers
- dropped reCAPTCHA Mar 2021 · Security
- dropped TinyMCE Mar 2021 · Rich text editors
- added Aimtell Feb 2021 · Marketing automation
- added AWIN Feb 2021 · Affiliate programs
- added Choices Feb 2021 · Miscellaneous
- added Typekit Feb 2021 · Font scripts
2020 4 added
- added Imperva Dec 2020 · Security
- added Incapsula Dec 2020 · CDN
- added Cart Functionality Aug 2020 · Ecommerce
- added Sentry Mar 2020 · Issue Trackers
2019 12 added · 5 dropped
- dropped Varnish Sep 2019 · Cache Tools
- added Hotjar Jul 2019 · Analytics
- added reCAPTCHA Jul 2019 · Captchas
- dropped Hotjar Jun 2019 · Analytics
- dropped Google Analytics Enhanced eCommerce May 2019 · Analytics
- dropped jQuery UI May 2019 · JavaScript Libraries
- dropped Knockout.js May 2019 · JavaScript Frameworks
- added Sizmek Apr 2019 · Advertising Networks
- added Slick Apr 2019 · JavaScript Libraries
- added Adobe DTM Mar 2019 · Tag Managers
- added Facebook Mar 2019 · Widgets
- added Freespee Mar 2019 · Analytics
- added Google Analytics Enhanced eCommerce Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added Hotjar Mar 2019 · Analytics
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Knockout.js Mar 2019 · JavaScript Frameworks
2018 11 added
- added Bootstrap Jun 2018 · Web Frameworks
- added Facebook Jun 2018 · Widgets
- added Freespee Jun 2018 · Analytics
- added Google Analytics Jun 2018 · Analytics
- added Google Analytics Enhanced eCommerce Jun 2018 · Analytics
- added Hotjar Jun 2018 · Analytics
- added jQuery Jun 2018 · JavaScript Frameworks
- added jQuery UI Jun 2018 · JavaScript Frameworks
- added Knockout.js Jun 2018 · JavaScript Frameworks
- added VWO Jun 2018 · Analytics
- added Windows Server Jun 2018 · Operating Systems