Technology history for slfs.org
Stack size over time
From 14 detected technologies in Feb 2020 to 25 in Jun 2026 (peak 27).
Currently detected
- jQuery since Feb 2020
- jQuery Migrate since Feb 2020
- Font Awesome since Feb 2020
- Google Analytics since Feb 2020
- Nginx since Feb 2020
- PHP since Feb 2020
- Google Font API since Apr 2022
- Google Tag Manager since Apr 2022
- reCAPTCHA since Apr 2022
- Twitter Emoji (Twemoji) since Apr 2022
- WordPress since Apr 2022
- anime.js since Apr 2022
- Cloudways since Apr 2022
- jQuery UI since Apr 2022
- LazySizes since Apr 2022
- core-js since Apr 2022
- Elementor since Apr 2022
- EWWW Image Optimizer since Apr 2022
- MySQL since Apr 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- DonorPerfect since Feb 2023
- Facebook Pixel since Jun 2023
- Priority Hints since Aug 2023
- Swiper since Oct 2023
Previously used
- GSAP Jul 2021 to Oct 2025 · 4 yrs
- RankMath SEO Oct 2022 to Oct 2025 · 3 yrs
- YouTube Feb 2020 to Aug 2023 · 3 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- Google Hosted Libraries Apr 2022 to Apr 2022 · 1 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Vue.js Apr 2022 to Apr 2022 · 1 mo
- Animate.css Jul 2021 to Mar 2022 · 8 mo
- Bootstrap Feb 2020 to Mar 2022 · 2 yrs
- Helix Ultimate Jul 2021 to Mar 2022 · 8 mo
- Joomla Feb 2020 to Mar 2022 · 2 yrs
- MailChimp Feb 2020 to Mar 2022 · 2 yrs
- Typekit Feb 2020 to Mar 2022 · 2 yrs
- Varnish Feb 2020 to Mar 2022 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Modernizr Feb 2020 to Mar 2020 · 1 mo
- MooTools Feb 2020 to Mar 2020 · 1 mo
Timeline
2025 1 added · 2 dropped
- dropped GSAP Dec 2025 · JavaScript frameworks
- dropped RankMath SEO Dec 2025 · WordPress plugins
- added GSAP Aug 2025 · JavaScript frameworks
2023 5 added · 2 dropped
- added Swiper Oct 2023 · JavaScript libraries
- dropped YouTube Oct 2023 · Video players
- added Priority Hints Aug 2023 · Performance
- added Facebook Pixel Jun 2023 · Analytics
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
- added DonorPerfect Feb 2023 · Fundraising & donations
2022 18 added · 10 dropped · 1 switched
- added RSS Dec 2022 · Miscellaneous
- added RankMath SEO Oct 2022 · WordPress plugins
- added Open Graph Sep 2022 · Miscellaneous
- dropped Google Hosted Libraries Jun 2022 · CDN
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped Vue.js Jun 2022 · JavaScript frameworks
- dropped Animate.css May 2022 · UI frameworks
- dropped Bootstrap May 2022 · UI frameworks
- dropped GSAP May 2022 · JavaScript frameworks
- dropped Helix Ultimate May 2022 · Web frameworks
- dropped MailChimp May 2022 · Marketing automation
- dropped Typekit May 2022 · Font scripts
- dropped Varnish May 2022 · Caching
- added anime.js Apr 2022 · JavaScript graphics
- added Cloudways Apr 2022 · PaaS
- added core-js Apr 2022 · JavaScript libraries
- added Elementor Apr 2022 · Page builders
- added EWWW Image Optimizer Apr 2022 · WordPress plugins
- added Google Font API Apr 2022 · Font scripts
- added Google Hosted Libraries Apr 2022 · CDN
- added Google Tag Manager Apr 2022 · Tag managers
- added jQuery UI Apr 2022 · JavaScript libraries
- added LazySizes Apr 2022 · JavaScript libraries
- added MySQL Apr 2022 · Databases
- added reCAPTCHA Apr 2022 · Security
- added Tailwind CSS Apr 2022 · UI frameworks
- added Twitter Emoji (Twemoji) Apr 2022 · Font scripts
- added Vue.js Apr 2022 · JavaScript frameworks
- switched Joomla WordPress Apr 2022 · CMS