Technology history for artofproblemsolving.com
Stack size over time
From 3 detected technologies in Apr 2018 to 64 in Jun 2026.
Currently detected
- Select2 since Apr 2018
- jQuery since Apr 2018
- Nginx since Apr 2018
- Google Tag Manager since Jun 2018
- Handlebars since Jun 2018
- Backbone.js since Jun 2018
- Lodash since Jun 2018
- Facebook since Jun 2018
- Google Analytics since Jun 2018
- Underscore.js since Jun 2018
- Moment.js since Dec 2018
- Cloudflare since Oct 2020
- Microsoft Advertising since Feb 2021
- Facebook Pixel since Jul 2021
- core-js since Sep 2021
- Tailwind CSS since Apr 2022
- Google Workspace since Aug 2022
- Sendgrid since Aug 2022
- jQuery Migrate since Aug 2022
- HSTS since Sep 2022
- Priority Hints since Jul 2023
- Google Font API since Apr 2024
- Prototype since Apr 2024
- cdnjs since Apr 2024
- jQuery UI since Apr 2024
- lit-element since Apr 2024
- lit-html since Apr 2024
- Pendo since Apr 2024
- PHP since Apr 2024
- Cloudflare Bot Management since May 2024
- GraphQL since Jun 2024
- PWA since Jun 2024
- AccessiBe since Jun 2024
- Ant Design since Jun 2024
- Apollo since Jun 2024
- Bootstrap since Jun 2024
- HubSpot since Jun 2024
- HubSpot Analytics since Jun 2024
- HubSpot Chat since Jun 2024
- Linkedin Insight Tag since Jun 2024
- Emotion since Jun 2024
- Netlify since Jun 2024
- New Relic since Jun 2024
- Open Graph since Jun 2024
- Stripe since Jun 2024
- TypeScript since Jun 2024
- Google Sign-in since Jul 2025
- React since Jul 2025
- Amazon CloudFront since Jul 2025
- Amazon Web Services since Jul 2025
- Next.js since Jul 2025
- Node.js since Jul 2025
- Outbrain since Jul 2025
- Webpack since Jul 2025
- HTTP/3 since Aug 2025
- Sentry since Aug 2025
- Mixpanel since Oct 2025
- Radix UI since Apr 2026
- shadcn/ui since Apr 2026
- Datadog since Apr 2026
- Next.js App Router since Apr 2026
- Turbopack since Apr 2026
- Vercel since Apr 2026
- Vercel Speed Insights since Apr 2026
Previously used
- Optimizely Jun 2023 to Oct 2025 · 2 yrs
- ClickCease Sep 2022 to Jul 2025 · 2 yrs
- Hotjar Feb 2019 to May 2025 · 6 yrs
- Matomo Analytics Jun 2024 to Jul 2024 · 1 mo
- Polyfill Oct 2019 to Jun 2024 · 4 yrs
- VideoJS Jan 2024 to Jun 2024 · 5 mo
- Webflow Jan 2021 to Jun 2024 · 3 yrs
- YouTube Jan 2019 to Jun 2024 · 5 yrs
- Google Optimize Mar 2021 to Nov 2023 · 2 yrs
- VWO Jul 2023 to Jul 2023 · 1 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Microsoft Clarity Dec 2021 to Oct 2022 · 10 mo
- Google Remarketing Tag Aug 2021 to May 2022 · 9 mo
- TikTok Pixel Mar 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Google Analytics Enhanced eCommerce May 2019 to Sep 2021 · 2 yrs
- Font Awesome Jul 2020 to Jan 2021 · 6 mo
- Essential JS 2 Nov 2019 to Feb 2020 · 3 mo
Timeline
2025 3 added · 2 dropped · 1 switched
- dropped Optimizely Dec 2025 · A/B Testing
- switched Hotjar Mixpanel Oct 2025 · Analytics
- dropped ClickCease Sep 2025 · Security
- added HTTP/3 Aug 2025 · Miscellaneous
- added Google Sign-in Jul 2025 · Authentication
- added Outbrain Jul 2025 · Widgets
2024 4 added · 6 dropped
- dropped Matomo Analytics Dec 2024 · Analytics
- dropped Polyfill Aug 2024 · JavaScript libraries
- dropped VideoJS Aug 2024 · Video players
- dropped Webflow Aug 2024 · Page builders
- dropped YouTube Aug 2024 · Video players
- added New Relic Jun 2024 · RUM
- added Cloudflare Bot Management May 2024 · Security
- dropped Google Optimize Jan 2024 · A/B Testing
- added VideoJS Jan 2024 · Video players
- added YouTube Jan 2024 · Video players
2023 4 added · 3 dropped · 1 switched
- dropped Priority Hints Sep 2023 · Performance
- added ClickCease Jul 2023 · Security
- switched VWO Hotjar Jul 2023 · Analytics
- added Priority Hints Jul 2023 · Performance
- added VWO Jul 2023 · Analytics
- dropped ClickCease Jun 2023 · Security
- dropped Hotjar Jun 2023 · Analytics
- added Optimizely Jun 2023 · A/B Testing
2022 20 added · 5 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Microsoft Clarity Dec 2022 · Analytics
- added ClickCease Sep 2022 · Security
- added HSTS Sep 2022 · Security
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added core-js Aug 2022 · JavaScript libraries
- added Facebook Pixel Aug 2022 · Analytics
- added Google Optimize Aug 2022 · A/B Testing
- added Google Workspace Aug 2022 · Email
- added Hotjar Aug 2022 · Analytics
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added Microsoft Advertising Aug 2022 · Advertising
- added Microsoft Clarity Aug 2022 · Analytics
- added Moment.js Aug 2022 · JavaScript libraries
- added Polyfill Aug 2022 · JavaScript libraries
- added Sendgrid Aug 2022 · Email
- added Webflow Aug 2022 · Page builders
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped TikTok Pixel Jun 2022 · Analytics
- added Tailwind CSS Apr 2022 · UI frameworks
- added TikTok Pixel Mar 2022 · Analytics
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Polyfill Feb 2022 · JavaScript libraries
2021 11 added · 7 dropped
- added Microsoft Clarity Dec 2021 · Analytics
- dropped Wheelio Dec 2021 · Widgets
- dropped Google Analytics Enhanced eCommerce Nov 2021 · Analytics
- dropped Polyfill Oct 2021 · JavaScript libraries
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Aug 2021 · Retargeting
- added Moment.js Aug 2021 · JavaScript libraries
- added Webflow Aug 2021 · Page builders
- added Facebook Pixel Jul 2021 · Analytics
- added Google Analytics Enhanced eCommerce Jul 2021 · Analytics
- dropped Font Awesome Mar 2021 · Font scripts
- dropped Google Analytics Enhanced eCommerce Mar 2021 · Ecommerce
- added Google Optimize Mar 2021 · A/B Testing
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped Webflow Mar 2021 · Page builders
- added Microsoft Advertising Feb 2021 · Analytics
- added Webflow Jan 2021 · Page builders
2020 3 added · 2 dropped
- added Cloudflare Oct 2020 · CDN
- dropped YouTube Aug 2020 · Video players
- added Font Awesome Jul 2020 · Font scripts
- added Hotjar May 2020 · Analytics
- dropped Essential JS 2 Apr 2020 · JavaScript Frameworks
2019 8 added · 1 dropped
- added Essential JS 2 Nov 2019 · JavaScript Frameworks
- dropped Hotjar Nov 2019 · Analytics
- added Polyfill Oct 2019 · JavaScript Libraries
- added Google Analytics Enhanced eCommerce May 2019 · Analytics
- added Hotjar Mar 2019 · Analytics
- added Moment.js Mar 2019 · JavaScript Libraries
- added YouTube Mar 2019 · Video Players
- added Hotjar Feb 2019 · Analytics
- added YouTube Jan 2019 · Video Players
2018 8 added
- added Moment.js Dec 2018 · JavaScript Libraries
- added Backbone.js Jun 2018 · JavaScript Frameworks
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added Handlebars Jun 2018 · JavaScript Frameworks
- added Lodash Jun 2018 · JavaScript Frameworks
- added Underscore.js Jun 2018 · JavaScript Frameworks