Technology history for psi.org
Stack size over time
From 8 detected technologies in Apr 2018 to 52 in Jun 2026 (peak 54).
Currently detected
- Google Font API since Apr 2018
- Google Tag Manager since Apr 2018
- jQuery since Apr 2018
- WordPress since Apr 2018
- Google Analytics since Jun 2018
- PHP since Jun 2018
- MySQL since Jun 2018
- Twitter Emoji (Twemoji) since Jun 2018
- jQuery UI since Jul 2018
- Font Awesome since Oct 2018
- Yoast SEO since Aug 2019
- Elementor since May 2020
- jQuery Migrate since May 2020
- Bootstrap since Dec 2020
- Facebook Pixel since Jul 2021
- core-js since Sep 2021
- Cloudflare since Nov 2021
- WP Engine since Nov 2021
- Google Tag Manager for WordPress since Feb 2022
- Cookie Notice since Jun 2022
- Microsoft 365 since Aug 2022
- Quantcast Measure since Aug 2022
- Open Graph since Sep 2022
- HTTP/3 since Sep 2022
- Swiper since Sep 2022
- Amazon S3 since Nov 2022
- Amazon Web Services since Nov 2022
- LazySizes since Nov 2022
- Hello Elementor since Dec 2022
- RSS since Dec 2022
- Salesforce Marketing Cloud Account Engagement since Dec 2022
- Drupal since Jan 2023
- Moat since Jan 2023
- PayPal since Jan 2023
- AddThis since Jan 2023
- Apache HTTP Server since Jan 2023
- Apple Pay since Jan 2023
- MaxMind since Jan 2023
- HSTS since Jan 2023
- Quantcast Choice since Jan 2023
- reCAPTCHA since Jan 2023
- Varnish since Jan 2023
- OWL Carousel since Feb 2023
- Cloudflare Bot Management since Nov 2023
- Fundraise Up since Feb 2024
- Uploadcare since Feb 2024
- Site Kit since May 2024
- All in One SEO since Jul 2024
- Elfsight since Mar 2025
- Priority Hints since Mar 2025
- Salesforce since May 2025
- Microsoft Clarity since Apr 2026
Previously used
- React Mar 2025 to Feb 2026 · 11 mo
- styled-components Mar 2025 to Feb 2026 · 11 mo
- YouTube Oct 2020 to Sep 2025 · 4 yrs
- NitroPack Oct 2024 to Jan 2025 · 3 mo
- Astra Nov 2021 to Nov 2022 · 1 yr
- Pardot Aug 2022 to Nov 2022 · 3 mo
- Leaflet Jun 2022 to Sep 2022 · 3 mo
- Livefyre Jun 2022 to Sep 2022 · 3 mo
- Unpkg Jun 2022 to Sep 2022 · 3 mo
- Lodash Jun 2018 to Aug 2022 · 4 yrs
- Swiper Slider May 2020 to Aug 2022 · 2 yrs
- Facebook Dec 2020 to Apr 2022 · 1 yr
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Nginx Apr 2018 to Oct 2021 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- AngularJS Dec 2019 to Apr 2020 · 4 mo
- Flywheel Mar 2020 to Apr 2020 · 1 mo
- Modernizr Apr 2018 to Apr 2020 · 2 yrs
- Moment.js Sep 2019 to Apr 2020 · 7 mo
- Slick Jun 2018 to Apr 2020 · 1 yr
- Underscore.js May 2018 to Apr 2020 · 1 yr
- All in One SEO Pack Jul 2018 to Oct 2019 · 1 yr
- Google Analytics Enhanced eCommerce Aug 2018 to Dec 2018 · 4 mo
- Optimizely Apr 2018 to Dec 2018 · 8 mo
- TrackJs Apr 2018 to May 2018 · 1 mo
Timeline
2026 1 added · 2 dropped
- added Microsoft Clarity Apr 2026 · Analytics
- dropped React Apr 2026 · JavaScript frameworks
- dropped styled-components Apr 2026 · JavaScript frameworks
2025 8 added · 2 dropped · 1 switched
- added Twitter Emoji (Twemoji) Dec 2025 · Font scripts
- dropped YouTube Nov 2025 · Video players
- added Salesforce May 2025 · CRM
- added Site Kit May 2025 · WordPress plugins
- added Elfsight Mar 2025 · Widgets
- switched NitroPack Priority Hints Mar 2025 · Performance
- added React Mar 2025 · JavaScript frameworks
- dropped Site Kit Mar 2025 · WordPress plugins
- added styled-components Mar 2025 · JavaScript frameworks
- added Fundraise Up Feb 2025 · Fundraising & donations
- added Uploadcare Feb 2025 · CDN
2024 6 added · 2 dropped
- dropped Fundraise Up Nov 2024 · Fundraising & donations
- dropped Uploadcare Nov 2024 · CDN
- added NitroPack Oct 2024 · Performance
- added YouTube Oct 2024 · Video players
- added All in One SEO Jul 2024 · WordPress plugins
- added Site Kit May 2024 · WordPress plugins
- added Fundraise Up Feb 2024 · Fundraising & donations
- added Uploadcare Feb 2024 · CDN
2023 2 added · 1 dropped
- added Cloudflare Bot Management Nov 2023 · Security
- dropped Twitter Emoji (Twemoji) Aug 2023 · Font scripts
- added OWL Carousel Feb 2023 · JavaScript libraries
2022 14 added · 7 dropped · 2 switched
- switched Astra Hello Elementor Dec 2022 · WordPress themes
- dropped Leaflet Dec 2022 · Maps
- dropped Livefyre Dec 2022 · Comment systems
- dropped Lodash Dec 2022 · JavaScript libraries
- added RSS Dec 2022 · Miscellaneous
- switched Pardot Salesforce Marketing Cloud Account Engagement Dec 2022 · Marketing automation
- dropped Swiper Slider Dec 2022 · Miscellaneous
- dropped Unpkg Dec 2022 · CDN
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Swiper Sep 2022 · JavaScript libraries
- added Microsoft 365 Aug 2022 · Webmail
- added Pardot Aug 2022 · Marketing automation
- added Quantcast Measure Aug 2022 · Analytics
- added Cookie Notice Jun 2022 · WordPress plugins
- dropped Facebook Jun 2022 · Widgets
- added Leaflet Jun 2022 · Maps
- added Livefyre Jun 2022 · Comment systems
- added Lodash Jun 2022 · JavaScript libraries
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Unpkg Jun 2022 · CDN
- added Tailwind CSS Apr 2022 · UI frameworks
- added Google Tag Manager for WordPress Feb 2022 · WordPress plugins
2021 14 added · 7 dropped
- dropped Nginx Dec 2021 · Web servers
- dropped Wheelio Dec 2021 · Widgets
- added Astra Nov 2021 · WordPress themes
- added Cloudflare Nov 2021 · CDN
- added WP Engine Nov 2021 · Hosting
- added Yoast SEO Nov 2021 · SEO
- dropped Yoast SEO Oct 2021 · SEO
- added core-js Sep 2021 · JavaScript libraries
- added Twitter Emoji (Twemoji) Sep 2021 · Font scripts
- added Wheelio Sep 2021 · Widgets
- added Facebook Pixel Jul 2021 · Analytics
- added Font Awesome Jul 2021 · Font scripts
- added jQuery Migrate Jul 2021 · JavaScript libraries
- added jQuery UI Jul 2021 · JavaScript libraries
- added Swiper Slider Jul 2021 · Miscellaneous
- dropped YouTube May 2021 · Video players
- dropped jQuery Migrate Mar 2021 · JavaScript libraries
- dropped jQuery UI Mar 2021 · JavaScript libraries
- dropped Swiper Slider Mar 2021 · Miscellaneous
- added jQuery Migrate Jan 2021 · JavaScript libraries
- added jQuery UI Jan 2021 · JavaScript libraries
2020 11 added · 10 dropped
- added Bootstrap Dec 2020 · UI frameworks
- added Facebook Dec 2020 · Widgets
- added Google Analytics Oct 2020 · Analytics
- added Google Tag Manager Oct 2020 · Tag managers
- dropped jQuery Migrate Oct 2020 · JavaScript libraries
- added YouTube Oct 2020 · Video players
- dropped Google Analytics Sep 2020 · Analytics
- dropped AngularJS Jun 2020 · JavaScript Frameworks
- dropped Flywheel Jun 2020 · PaaS
- dropped Font Awesome Jun 2020 · Font Scripts
- dropped Modernizr Jun 2020 · JavaScript Libraries
- dropped Moment.js Jun 2020 · JavaScript Libraries
- dropped Slick Jun 2020 · JavaScript Libraries
- dropped Twitter Emoji (Twemoji) Jun 2020 · Miscellaneous
- dropped Underscore.js Jun 2020 · JavaScript Libraries
- added Elementor May 2020 · Page builders
- added jQuery Migrate May 2020 · JavaScript libraries
- added Nginx May 2020 · Reverse proxies
- added Swiper Slider May 2020 · Miscellaneous
- added Flywheel Mar 2020 · PaaS
- added Google Analytics Jan 2020 · Analytics
2019 15 added · 6 dropped
- dropped All in One SEO Pack Dec 2019 · SEO
- added AngularJS Dec 2019 · JavaScript Frameworks
- added Moment.js Sep 2019 · JavaScript Libraries
- added Yoast SEO Aug 2019 · SEO
- dropped jQuery UI Jul 2019 · JavaScript Libraries
- added All in One SEO Pack Mar 2019 · SEO
- added Font Awesome Mar 2019 · Font Scripts
- added Google Font API Mar 2019 · Font Scripts
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Modernizr Mar 2019 · JavaScript Libraries
- added MySQL Mar 2019 · Databases
- added PHP Mar 2019 · Programming Languages
- added Slick Mar 2019 · JavaScript Libraries
- added Twitter Emoji (Twemoji) Mar 2019 · Miscellaneous
- added Underscore.js Mar 2019 · JavaScript Libraries
- added WordPress Mar 2019 · CMS
- dropped Google Analytics Feb 2019 · Analytics
- dropped Google Analytics Enhanced eCommerce Feb 2019 · Analytics
- dropped Google Tag Manager Feb 2019 · Tag Managers
- dropped Optimizely Feb 2019 · Analytics
2018 11 added · 3 dropped
- added Font Awesome Oct 2018 · Font Scripts
- added Google Analytics Enhanced eCommerce Aug 2018 · Analytics
- dropped Lodash Aug 2018 · JavaScript Frameworks
- added All in One SEO Pack Jul 2018 · SEO
- added jQuery UI Jul 2018 · JavaScript Frameworks
- dropped TrackJs Jul 2018 · Analytics
- added Google Analytics Jun 2018 · Analytics
- added Lodash Jun 2018 · JavaScript Frameworks
- added MySQL Jun 2018 · Databases
- dropped Nginx Jun 2018 · Web Servers
- added PHP Jun 2018 · Programming Languages
- added Slick Jun 2018 · JavaScript Frameworks
- added Twitter Emoji (Twemoji) Jun 2018 · Miscellaneous
- added Underscore.js May 2018 · JavaScript Frameworks