Technology history for designletters.dk
Stack size over time
From 17 detected technologies in May 2021 to 36 in May 2026 (peak 44).
Currently detected
- Google Tag Manager since May 2021
- jQuery since May 2021
- jsDelivr since May 2021
- Klaviyo since May 2021
- Shopify since May 2021
- Slick since May 2021
- Cloudflare since May 2021
- Google Analytics since May 2021
- Zendesk since Jun 2021
- AOS since Jul 2021
- React since Jul 2021
- Cart Functionality since Jul 2021
- Facebook Pixel since Jul 2021
- Backbone.js since Sep 2021
- Underscore.js since Sep 2021
- core-js since Sep 2021
- Preact since Nov 2021
- cdnjs since Nov 2021
- Google Hosted Libraries since Feb 2022
- LazySizes since Feb 2022
- Webgains since Jul 2022
- Google Workspace since Aug 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- PhotoSwipe since Sep 2022
- Bunny since Nov 2022
- OWL Carousel since Nov 2022
- Flickity since Dec 2022
- Priority Hints since Feb 2023
- Unpkg since Jul 2023
- Smarter Click since Jul 2023
- Microsoft Advertising since Jul 2023
- Font Awesome since Jul 2023
- Klaviyo Forms since Apr 2025
- Swiper since Nov 2025
Previously used
- Svelte Apr 2024 to Sep 2025 · 1 yr
- Boomerang Jul 2021 to Jan 2025 · 3 yrs
- Google AdSense Apr 2024 to Sep 2024 · 5 mo
- Envoy Apr 2024 to Apr 2024 · 1 mo
- Smile Jul 2022 to Feb 2024 · 1 yr
- Smile App Jan 2023 to Feb 2024 · 1 yr
- Handlebars Jul 2021 to May 2023 · 1 yr
- Microsoft Clarity Sep 2022 to May 2023 · 8 mo
- Polyfill May 2021 to May 2023 · 2 yrs
- Rebuy Oct 2022 to May 2023 · 7 mo
- Shopapps Apr 2022 to May 2023 · 1 yr
- American Express May 2021 to Apr 2023 · 1 yr
- Apple Pay May 2021 to Apr 2023 · 1 yr
- Google Pay May 2021 to Apr 2023 · 1 yr
- Mastercard Nov 2021 to Apr 2023 · 1 yr
- Shop Pay May 2021 to Apr 2023 · 1 yr
- Visa May 2021 to Apr 2023 · 1 yr
- Cloudflare Network Error Logging Aug 2022 to Oct 2022 · 2 mo
- FingerprintJS Oct 2022 to Oct 2022 · 1 mo
- Google Ads Conversion Tracking Jul 2021 to Oct 2022 · 1 yr
- Google Font API Jun 2021 to Oct 2022 · 1 yr
- PageFly Jun 2021 to Oct 2022 · 1 yr
- Cloudflare Bot Management Nov 2021 to Sep 2022 · 10 mo
- Bootstrap May 2021 to Jul 2022 · 1 yr
- Klarna Checkout Nov 2021 to Jun 2022 · 7 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Facebook May 2021 to Apr 2022 · 11 mo
- Pinterest Conversion Tag Jul 2021 to Apr 2022 · 9 mo
- Post Affiliate Pro Jul 2021 to Jan 2022 · 6 mo
- Criteo Sep 2021 to Nov 2021 · 2 mo
- parcel Jul 2021 to Nov 2021 · 4 mo
- styled-components Jul 2021 to Oct 2021 · 3 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Nosto May 2021 to May 2021 · 1 mo
Timeline
2025 1 added · 2 dropped
- dropped Svelte Dec 2025 · JavaScript frameworks
- added Klaviyo Forms Apr 2025 · Form builders
- dropped Boomerang Mar 2025 · JavaScript libraries
2024 4 dropped
- dropped Google AdSense Nov 2024 · Advertising
- dropped Envoy Jun 2024 · Reverse proxies
- dropped Smile May 2024 · Loyalty & rewards
- dropped Smile App May 2024 · Shopify apps
2023 2 added · 11 dropped
- dropped Handlebars Aug 2023 · JavaScript frameworks
- dropped Microsoft Clarity Aug 2023 · Analytics
- dropped Polyfill Aug 2023 · JavaScript libraries
- dropped Rebuy Aug 2023 · Shopify apps
- dropped Shopapps Aug 2023 · Shopify apps
- dropped American Express Jul 2023 · Payment processors
- dropped Apple Pay Jul 2023 · Payment processors
- dropped Google Pay Jul 2023 · Payment processors
- dropped Mastercard Jul 2023 · Payment processors
- dropped Shop Pay Jul 2023 · Payment processors
- dropped Visa Jul 2023 · Payment processors
- added Priority Hints Feb 2023 · Performance
- added Smile App Jan 2023 · Shopify apps
2022 15 added · 13 dropped · 1 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped FingerprintJS Dec 2022 · JavaScript libraries
- added Flickity Dec 2022 · JavaScript libraries
- dropped Google Ads Conversion Tracking Dec 2022 · Analytics
- dropped Google Font API Dec 2022 · Font scripts
- dropped PageFly Dec 2022 · Page builders
- added FingerprintJS Oct 2022 · JavaScript libraries
- added Rebuy Oct 2022 · Shopify apps
- dropped Bootstrap Sep 2022 · UI frameworks
- switched Cloudflare Bot Management HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Microsoft Clarity Sep 2022 · Analytics
- added Open Graph Sep 2022 · Miscellaneous
- added PhotoSwipe Sep 2022 · JavaScript libraries
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Google Workspace Aug 2022 · Webmail
- dropped Klarna Checkout Aug 2022 · Payment processors
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added Smile Jul 2022 · Loyalty & rewards
- added Webgains Jul 2022 · Affiliate programs
- dropped Facebook Jun 2022 · Widgets
- dropped Pinterest Conversion Tag Jun 2022 · Analytics
- added Shopapps Apr 2022 · Shopify apps
- dropped Post Affiliate Pro Mar 2022 · Affiliate programs
- added Google Hosted Libraries Feb 2022 · CDN
- added LazySizes Feb 2022 · JavaScript libraries
- added Polyfill Feb 2022 · JavaScript libraries
- dropped Criteo Jan 2022 · Advertising
- dropped parcel Jan 2022 · Miscellaneous
2021 24 added · 3 dropped · 1 switched
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Cloudflare Bot Management Nov 2021 · Security
- added Klarna Checkout Nov 2021 · Buy now pay later
- added Mastercard Nov 2021 · Payment processors
- added Preact Nov 2021 · JavaScript libraries
- dropped Polyfill Oct 2021 · JavaScript libraries
- switched styled-components Backbone.js Sep 2021 · JavaScript frameworks
- added core-js Sep 2021 · JavaScript libraries
- added Criteo Sep 2021 · Advertising
- added Underscore.js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added AOS Jul 2021 · JavaScript libraries
- added Boomerang Jul 2021 · RUM
- added Cart Functionality Jul 2021 · Ecommerce
- added Facebook Pixel Jul 2021 · Analytics
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Handlebars Jul 2021 · JavaScript frameworks
- dropped Nosto Jul 2021 · A/B Testing
- added parcel Jul 2021 · Miscellaneous
- added Pinterest Conversion Tag Jul 2021 · Analytics
- added Post Affiliate Pro Jul 2021 · Affiliate programs
- added React Jul 2021 · JavaScript libraries
- added styled-components Jul 2021 · Development
- added Google Font API Jun 2021 · Font scripts
- added PageFly Jun 2021 · Page builders
- added Zendesk Jun 2021 · CMS