Technology history for spec.org
Stack size over time
From 3 detected technologies in Apr 2018 to 23 in Jun 2026 (peak 27).
Currently detected
- Apache HTTP Server since Apr 2018
- CentOS since Apr 2018
- jQuery since Apr 2018
- PHP since Apr 2019
- Twitter since Apr 2019
- TYPO3 CMS since Apr 2019
- Hugo since Jun 2020
- Cart Functionality since Nov 2021
- Twitter Ads since Jul 2022
- HSTS since Sep 2022
- Google Font API since Apr 2023
- jQuery Migrate since Sep 2023
- jQuery UI since Sep 2023
- core-js since Sep 2023
- Elementor since Sep 2023
- Font Awesome since Sep 2023
- MySQL since Sep 2023
- Nginx since Sep 2023
- Open Graph since Sep 2023
- Twenty Nineteen since Sep 2023
- WordPress since Sep 2023
- Yoast SEO since Sep 2023
- OpenSSL since Oct 2024
Previously used
- Swiper Sep 2023 to Oct 2025 · 2 yrs
- WP Engine Sep 2023 to Oct 2025 · 2 yrs
- Cloudflare Mar 2025 to Aug 2025 · 5 mo
- Cloudflare Bot Management Mar 2025 to Aug 2025 · 5 mo
- RSS Sep 2023 to Feb 2025 · 1 yr
- Google Hosted Libraries Feb 2022 to Jan 2025 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 1 added · 5 dropped · 1 switched
- dropped Swiper Dec 2025 · JavaScript libraries
- dropped WP Engine Dec 2025 · PaaS
- dropped Cloudflare Nov 2025 · CDN
- dropped Cloudflare Bot Management Nov 2025 · Security
- dropped RSS Apr 2025 · Miscellaneous
- switched Google Hosted Libraries Cloudflare Mar 2025 · CDN
- added Cloudflare Bot Management Mar 2025 · Security
2023 1 added
- added Google Font API Apr 2023 · Font scripts
2022 2 added
- added HSTS Sep 2022 · Security
- added Google Hosted Libraries Feb 2022 · CDN
2021 2 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cart Functionality Nov 2021 · Ecommerce
- added Wheelio Sep 2021 · Widgets