Technology history for penncenter.com
Stack size over time
From 7 detected technologies in Jan 2019 to 20 in Sep 2026 (peak 23).
Currently detected
- Google Font API since Jan 2019
- Modernizr since Jan 2019
- Squarespace since Jan 2019
- Typekit since Jan 2019
- YUI since Jan 2019
- Squarespace Commerce since Feb 2021
- core-js since Sep 2021
- Cart Functionality since Feb 2022
- Google Hosted Libraries since Feb 2022
- jQuery since Feb 2022
- Stimulus since Feb 2022
- GoDaddy since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Simpli.fi since Nov 2022
- Priority Hints since Aug 2023
- Cloudflare since Feb 2026
- Cloudflare Bot Management since Feb 2026
- Constant Contact since Feb 2026
- reCAPTCHA since Feb 2026
Previously used
- Angular Apr 2026 to Jul 2026 · 3 mo
- TypeScript Apr 2026 to Jul 2026 · 3 mo
- Zone.js Apr 2026 to Jul 2026 · 3 mo
- Microsoft 365 Aug 2022 to Apr 2025 · 2 yrs
- Lodash Feb 2023 to Feb 2025 · 2 yrs
- Sentry Mar 2020 to Oct 2023 · 3 yrs
- Choices Feb 2022 to Dec 2022 · 10 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- YouTube Aug 2020 to Apr 2021 · 8 mo
- Webpack Jan 2019 to Aug 2020 · 1 yr
- Varnish Jan 2019 to Jul 2019 · 6 mo
- Envoy Apr 2019 to May 2019 · 1 mo
Timeline
2026 7 added · 3 dropped
- dropped Angular Sep 2026 · JavaScript frameworks
- dropped TypeScript Sep 2026 · Programming languages
- dropped Zone.js Sep 2026 · JavaScript frameworks
- added Angular Apr 2026 · JavaScript frameworks
- added TypeScript Apr 2026 · Programming languages
- added Zone.js Apr 2026 · JavaScript frameworks
- added Cloudflare Feb 2026 · CDN
- added Cloudflare Bot Management Feb 2026 · Security
- added Constant Contact Feb 2026 · Marketing automation
- added reCAPTCHA Feb 2026 · Security
2025 2 dropped
- dropped Microsoft 365 Jun 2025 · Webmail
- dropped Lodash Apr 2025 · JavaScript libraries
2024 1 added
- added Typekit Jun 2024 · Font scripts
2023 2 added · 1 dropped · 1 switched
- dropped Sentry Dec 2023 · Issue trackers
- added Priority Hints Aug 2023 · Performance
- switched Choices Lodash Feb 2023 · JavaScript libraries
- added Sentry Jan 2023 · Issue trackers
2022 9 added · 1 dropped
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added GoDaddy Aug 2022 · Hosting
- added Microsoft 365 Aug 2022 · Webmail
- dropped Typekit Mar 2022 · Font scripts
- added Cart Functionality Feb 2022 · Ecommerce
- added Choices Feb 2022 · Miscellaneous
- added Google Hosted Libraries Feb 2022 · CDN
- added jQuery Feb 2022 · JavaScript libraries
- added Stimulus Feb 2022 · JavaScript frameworks
2021 6 added · 5 dropped
- dropped Wheelio Dec 2021 · Widgets
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Modernizr Jun 2021 · JavaScript libraries
- added Typekit Jun 2021 · Font scripts
- dropped YouTube Jun 2021 · Video players
- added YUI Jun 2021 · JavaScript libraries
- dropped Modernizr Mar 2021 · JavaScript libraries
- dropped Typekit Mar 2021 · Font scripts
- dropped YUI Mar 2021 · JavaScript libraries
- added Squarespace Commerce Feb 2021 ·
2020 2 added · 2 dropped
- dropped Sentry Dec 2020 · Issue trackers
- dropped Webpack Oct 2020 · Miscellaneous
- added YouTube Aug 2020 · Video players
- added Sentry Mar 2020 · Issue Trackers