Technology history for perseusbooks.com
Stack size over time
From 29 detected technologies in Jul 2022 to 37 in Oct 2025 (peak 40).
Currently detected
- Cart Functionality since Jul 2022
- jQuery Migrate since Jul 2022
- jQuery UI since Jul 2022
- MySQL since Jul 2022
- core-js since Jul 2022
- Facebook Login since Jul 2022
- Facebook Pixel since Jul 2022
- Google Analytics since Jul 2022
- Nginx since Jul 2022
- PHP since Jul 2022
- Google Font API since Jul 2022
- Google Tag Manager since Jul 2022
- Hammer.js since Jul 2022
- Reddit Ads since Jul 2022
- Sizmek since Jul 2022
- TikTok Pixel since Jul 2022
- Twitter since Jul 2022
- Twitter Ads since Jul 2022
- jQuery since Jul 2022
- WordPress since Jul 2022
- WordPress VIP since Jul 2022
- Azure since Oct 2022
- cdnjs since Oct 2022
- Cloudflare since Oct 2022
- Microsoft 365 since Oct 2022
- Font Awesome since Oct 2022
- Open Graph since Oct 2022
- Swiper since Oct 2022
- Vue.js since Oct 2022
- New Relic since Jan 2023
- RSS since Jan 2023
- Shopify since Apr 2023
- Shopify Buy Button since Apr 2023
- Amazon Advertising since Jul 2024
- Amazon Webstore since Jul 2024
- Cloudflare Bot Management since Jun 2025
- WordPress Block Editor since Jul 2025
Previously used
- Element UI Jul 2023 to Jan 2025 · 1 yr
- Priority Hints Aug 2023 to Jan 2025 · 1 yr
- LazySizes Jul 2022 to May 2024 · 1 yr
- Twitter Emoji (Twemoji) Jul 2022 to May 2024 · 1 yr
- Mautic Jan 2024 to Jan 2024 · 1 mo
- Leaflet Jul 2022 to Oct 2023 · 1 yr
- Livefyre Jul 2022 to Oct 2023 · 1 yr
- Unpkg Jul 2022 to Oct 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Webpack Jul 2022 to Nov 2022 · 4 mo
- Google Ads Conversion Tracking Jul 2022 to Oct 2022 · 3 mo
- Bootstrap Jul 2022 to Jul 2022 · 1 mo
Timeline
2025 2 added · 3 dropped
- added New Relic Aug 2025 · RUM
- dropped Element UI Jul 2025 · UI frameworks
- dropped Priority Hints Jul 2025 · Performance
- added WordPress Block Editor Jul 2025 · Page builders
- dropped New Relic Jun 2025 · RUM
2024 4 added · 6 dropped
- added New Relic Dec 2024 · RUM
- added Amazon Advertising Jul 2024 · Advertising
- added Amazon Webstore Jul 2024 · Ecommerce
- dropped LazySizes Jul 2024 · JavaScript libraries
- dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
- dropped Mautic Jun 2024 · Marketing automation
- dropped Leaflet Jan 2024 · Maps
- dropped Livefyre Jan 2024 · Comment systems
- added Mautic Jan 2024 · Marketing automation
- dropped Unpkg Jan 2024 · CDN
2023 3 added · 6 dropped
- dropped New Relic Dec 2023 · RUM
- added New Relic Sep 2023 · RUM
- added Priority Hints Aug 2023 · Performance
- dropped C Jul 2023 · Programming languages
- dropped New Relic Jul 2023 · RUM
- dropped Twitter Emoji (Twemoji) Jul 2023 · Font scripts
- added C Feb 2023 · Programming languages
- dropped Webpack Feb 2023 · Miscellaneous
- dropped Google Ads Conversion Tracking Jan 2023 · Analytics
2022 1 dropped
- dropped Bootstrap Nov 2022 · UI frameworks