Technology history for plan-c.jp
Stack size over time
From 18 detected technologies in Nov 2021 to 25 in Jun 2026 (peak 37).
Currently detected
- jQuery since Nov 2021
- Unpkg since Nov 2021
- Cart Functionality since Nov 2021
- cdnjs since Nov 2021
- Cloudflare since Nov 2021
- Lodash since Nov 2021
- Modernizr since Nov 2021
- Google Tag Manager since Nov 2021
- Shopify since Nov 2021
- core-js since Nov 2021
- Google Analytics since Nov 2021
- LazySizes since Feb 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- Priority Hints since Feb 2023
- Apple Pay since Aug 2023
- Klaviyo since Aug 2023
- Shop Pay since Aug 2023
- GemPages since Sep 2023
- Backbone.js since Nov 2023
- Underscore.js since Nov 2023
- Google Font API since Jun 2024
- Uploadcare since Feb 2025
- Xserver since Apr 2026
Previously used
- Handlebars Nov 2021 to Feb 2026 · 4 yrs
- Cloudflare Bot Management Sep 2023 to Jan 2026 · 2 yrs
- Facebook Pixel Feb 2023 to Jan 2026 · 2 yrs
- FastComet Aug 2023 to Jan 2026 · 2 yrs
- Google Ads Nov 2024 to Jan 2026 · 1 yr
- Google Ads Conversion Tracking Nov 2021 to Jan 2026 · 4 yrs
- Preact Apr 2024 to Jan 2026 · 1 yr
- React Apr 2024 to Jan 2026 · 1 yr
- Tailwind CSS Sep 2024 to Jan 2026 · 1 yr
- Vimeo Sep 2023 to Jan 2026 · 2 yrs
- Yahoo Advertising Nov 2024 to Jan 2026 · 1 yr
- Microsoft Clarity May 2024 to Nov 2025 · 1 yr
- Boomerang Nov 2021 to Jan 2025 · 3 yrs
- Amazon Pay Oct 2023 to Dec 2024 · 1 yr
- Envoy Apr 2024 to Apr 2024 · 1 mo
- PayPal Nov 2021 to Aug 2023 · 1 yr
- Google Workspace Aug 2022 to Jul 2023 · 11 mo
- jQuery CDN Nov 2022 to Jul 2023 · 8 mo
- jQuery UI Nov 2022 to Jul 2023 · 8 mo
- Cloudflare Network Error Logging Aug 2022 to Oct 2022 · 2 mo
- Google Remarketing Tag Nov 2021 to May 2022 · 6 mo
- Font Awesome Nov 2021 to Apr 2022 · 5 mo
- Mustache Nov 2021 to Apr 2022 · 5 mo
Timeline
2026 11 added · 22 dropped · 1 switched
- added Backbone.js Apr 2026 · JavaScript frameworks
- added Cart Functionality Apr 2026 · Ecommerce
- added cdnjs Apr 2026 · CDN
- added GemPages Apr 2026 · Shopify apps
- added Google Analytics Apr 2026 · Analytics
- added Google Font API Apr 2026 · Font scripts
- added Google Tag Manager Apr 2026 · Tag managers
- dropped Handlebars Apr 2026 · JavaScript frameworks
- added LazySizes Apr 2026 · JavaScript libraries
- added Underscore.js Apr 2026 · JavaScript libraries
- added Unpkg Apr 2026 · CDN
- added Uploadcare Apr 2026 · CDN
- switched FastComet Xserver Apr 2026 · Hosting
- dropped Backbone.js Mar 2026 · JavaScript frameworks
- dropped Cart Functionality Mar 2026 · Ecommerce
- dropped cdnjs Mar 2026 · CDN
- dropped Cloudflare Bot Management Mar 2026 · Security
- dropped Facebook Pixel Mar 2026 · Analytics
- dropped GemPages Mar 2026 · Shopify apps
- dropped Google Ads Mar 2026 · Advertising
- dropped Google Ads Conversion Tracking Mar 2026 · Analytics
- dropped Google Analytics Mar 2026 · Analytics
- dropped Google Font API Mar 2026 · Font scripts
- dropped Google Tag Manager Mar 2026 · Tag managers
- dropped LazySizes Mar 2026 · JavaScript libraries
- dropped Preact Mar 2026 · JavaScript libraries
- dropped React Mar 2026 · JavaScript frameworks
- dropped Tailwind CSS Mar 2026 · UI frameworks
- dropped Underscore.js Mar 2026 · JavaScript libraries
- dropped Unpkg Mar 2026 · CDN
- dropped Uploadcare Mar 2026 · CDN
- dropped Vimeo Mar 2026 · Video players
- dropped Yahoo Advertising Mar 2026 · Advertising
- dropped Microsoft Clarity Jan 2026 · Analytics
2025 4 added · 2 dropped
- added Cloudflare Bot Management Oct 2025 · Security
- added Vimeo Oct 2025 · Video players
- dropped Boomerang Mar 2025 · JavaScript libraries
- dropped Amazon Pay Feb 2025 · Payment processors
- added Google Font API Feb 2025 · Font scripts
- added Uploadcare Feb 2025 · CDN
2024 11 added · 6 dropped
- added Google Ads Nov 2024 · Advertising
- added Google Ads Conversion Tracking Nov 2024 · Analytics
- added Yahoo Advertising Nov 2024 · Advertising
- dropped Cloudflare Bot Management Oct 2024 · Security
- dropped Google Font API Oct 2024 · Font scripts
- dropped Vimeo Oct 2024 · Video players
- added Preact Sep 2024 · JavaScript libraries
- added React Sep 2024 · JavaScript frameworks
- added Tailwind CSS Sep 2024 · UI frameworks
- dropped Envoy Jun 2024 · Reverse proxies
- added Google Font API Jun 2024 · Font scripts
- dropped Preact Jun 2024 · JavaScript libraries
- dropped React Jun 2024 · JavaScript frameworks
- added Microsoft Clarity May 2024 · Analytics
- added Envoy Apr 2024 · Reverse proxies
- added Preact Apr 2024 · JavaScript libraries
- added React Apr 2024 · JavaScript frameworks
2023 12 added · 3 dropped · 1 switched
- added Backbone.js Nov 2023 · JavaScript frameworks
- switched jQuery UI Underscore.js Nov 2023 · JavaScript libraries
- added Amazon Pay Oct 2023 · Payment processors
- dropped PayPal Oct 2023 · Payment processors
- added Cloudflare Bot Management Sep 2023 · Security
- added GemPages Sep 2023 · Shopify apps
- dropped Google Workspace Sep 2023 · Webmail
- dropped jQuery CDN Sep 2023 · CDN
- added Vimeo Sep 2023 · Video players
- added Apple Pay Aug 2023 · Payment processors
- added FastComet Aug 2023 · Hosting
- added Klaviyo Aug 2023 · Marketing automation
- added PayPal Aug 2023 · Payment processors
- added Shop Pay Aug 2023 · Payment processors
- added Facebook Pixel Feb 2023 · Analytics
- added Priority Hints Feb 2023 · Performance
2022 6 added · 6 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Google Ads Conversion Tracking Dec 2022 · Analytics
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Google Workspace Aug 2022 · Webmail
- dropped PayPal Aug 2022 · Payment processors
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Font Awesome Jun 2022 · Font scripts
- dropped Mustache Jun 2022 · JavaScript frameworks
- added LazySizes Feb 2022 · JavaScript libraries