Technology history for kelch.de
Stack size over time
From 13 detected technologies in Mar 2020 to 27 in Jun 2026 (peak 34).
Currently detected
- WordPress since Mar 2020
- PHP since Mar 2020
- prettyPhoto since Mar 2020
- Slider Revolution since Mar 2020
- MySQL since Mar 2020
- jQuery since Mar 2020
- jQuery Migrate since Mar 2020
- Gravity Forms since Mar 2021
- Plesk since Mar 2021
- LiteSpeed since Mar 2021
- Yoast SEO since Jun 2021
- Borlabs Cookie since Jun 2021
- Popup Maker since Feb 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- Cloudflare since Oct 2022
- WP Rocket since Dec 2022
- RSS since Dec 2022
- WPML since Mar 2023
- hCaptcha since Apr 2023
- Microsoft 365 since May 2023
- Font Awesome since Jun 2023
- Really Simple SSL & Security since Apr 2024
- Priority Hints since Jun 2024
- Vue.js since Oct 2025
- Element UI since Oct 2025
- cdnjs since May 2026
Previously used
- GSAP Jun 2021 to Oct 2025 · 4 yrs
- jQuery UI Mar 2020 to Oct 2025 · 5 yrs
- Google Font API Apr 2023 to Sep 2025 · 2 yrs
- HSTS Aug 2024 to Sep 2025 · 1 yr
- Bootstrap Sep 2021 to Jul 2024 · 2 yrs
- wpBakery Feb 2022 to Mar 2024 · 2 yrs
- Contact Form 7 Feb 2022 to Dec 2023 · 1 yr
- ZURB Foundation Jun 2023 to Dec 2023 · 6 mo
- core-js Sep 2021 to Apr 2023 · 1 yr
- Popper Sep 2022 to Apr 2023 · 7 mo
- Select2 Mar 2020 to Apr 2023 · 3 yrs
- Selectize Nov 2022 to Apr 2023 · 5 mo
- Tippy.js Sep 2022 to Apr 2023 · 7 mo
- Underscore.js Mar 2020 to Apr 2023 · 3 yrs
- reCAPTCHA Mar 2022 to Mar 2023 · 1 yr
- Cloudflare Bot Management Oct 2022 to Jan 2023 · 3 mo
- Twitter Emoji (Twemoji) Mar 2020 to Jan 2023 · 2 yrs
- Vimeo Oct 2022 to Jan 2023 · 3 mo
- Apache HTTP Server Mar 2020 to Dec 2022 · 2 yrs
- Isotope Jun 2021 to Nov 2022 · 1 yr
- Java Nov 2022 to Nov 2022 · 1 mo
- Litespeed Cache Mar 2021 to Sep 2022 · 1 yr
- Lodash Jun 2021 to Sep 2022 · 1 yr
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Babel Mar 2020 to Jun 2021 · 1 yr
- Choices Mar 2021 to Jun 2021 · 3 mo
Timeline
2026 2 added · 1 switched
- added cdnjs May 2026 · CDN
- added Cloudflare May 2026 · CDN
- switched Google Font API Font Awesome Jan 2026 · Font scripts
2025 1 added · 2 dropped · 2 switched
- dropped Font Awesome Dec 2025 · Font scripts
- dropped HSTS Nov 2025 · Security
- switched jQuery UI prettyPhoto Nov 2025 · JavaScript libraries
- added Element UI Oct 2025 · UI frameworks
- switched GSAP Vue.js Oct 2025 · JavaScript frameworks
2024 4 added · 4 dropped
- added Google Font API Nov 2024 · Font scripts
- dropped Bootstrap Sep 2024 · UI frameworks
- added HSTS Aug 2024 · Security
- added Priority Hints Jun 2024 · Performance
- dropped wpBakery May 2024 · WordPress plugins
- added Really Simple SSL & Security Apr 2024 · Security
- dropped Contact Form 7 Feb 2024 · WordPress plugins
- dropped ZURB Foundation Feb 2024 · UI frameworks
2023 9 added · 17 dropped · 1 switched
- dropped Google Font API Dec 2023 · Font scripts
- added wpBakery Oct 2023 · WordPress plugins
- dropped wpBakery Aug 2023 · WordPress plugins
- added Bootstrap Jun 2023 · UI frameworks
- dropped core-js Jun 2023 · JavaScript libraries
- added Font Awesome Jun 2023 · Font scripts
- dropped Popper Jun 2023 · Miscellaneous
- dropped Select2 Jun 2023 · JavaScript libraries
- dropped Selectize Jun 2023 · JavaScript libraries
- dropped Tippy.js Jun 2023 · JavaScript libraries
- dropped Underscore.js Jun 2023 · JavaScript libraries
- added ZURB Foundation Jun 2023 · UI frameworks
- added Microsoft 365 May 2023 · Webmail
- dropped reCAPTCHA May 2023 · Security
- added Google Font API Apr 2023 · Font scripts
- added hCaptcha Apr 2023 · Security
- dropped prettyPhoto Apr 2023 · JavaScript libraries
- dropped Bootstrap Mar 2023 · UI frameworks
- dropped Cloudflare Mar 2023 · CDN
- dropped Cloudflare Bot Management Mar 2023 · Security
- dropped Twitter Emoji (Twemoji) Mar 2023 · Font scripts
- dropped Vimeo Mar 2023 · Video players
- added WPML Mar 2023 · WordPress plugins
- added HTTP/3 Jan 2023 · Miscellaneous
- dropped Isotope Jan 2023 · JavaScript libraries
- dropped Java Jan 2023 · Programming languages
- switched Apache HTTP Server LiteSpeed Jan 2023 · Web servers
2022 13 added · 5 dropped
- dropped HTTP/3 Dec 2022 · Miscellaneous
- dropped LiteSpeed Dec 2022 · Web servers
- dropped Litespeed Cache Dec 2022 · WordPress plugins
- dropped Lodash Dec 2022 · JavaScript libraries
- added prettyPhoto Dec 2022 · JavaScript libraries
- added RSS Dec 2022 · Miscellaneous
- added WP Rocket Dec 2022 · WordPress plugins
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Popper Sep 2022 · Miscellaneous
- added Tippy.js Sep 2022 · JavaScript libraries
- added Slider Revolution Aug 2022 · WordPress plugins
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Tailwind CSS Apr 2022 · UI frameworks
- added reCAPTCHA Mar 2022 · Security
- added Contact Form 7 Feb 2022 · WordPress plugins
- added Popup Maker Feb 2022 · WordPress plugins
- added wpBakery Feb 2022 · Page builders
2021 17 added · 15 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Borlabs Cookie Nov 2021 · Cookie compliance
- added Gravity Forms Nov 2021 · Miscellaneous
- added Litespeed Cache Nov 2021 · Caching
- added Yoast SEO Nov 2021 · SEO
- dropped Babel Oct 2021 · Miscellaneous
- dropped Borlabs Cookie Oct 2021 · Cookie compliance
- dropped Choices Oct 2021 · Miscellaneous
- dropped Gravity Forms Oct 2021 · Miscellaneous
- dropped Litespeed Cache Oct 2021 · Caching
- dropped Yoast SEO Oct 2021 · SEO
- added Babel Jun 2021 · Miscellaneous
- added Borlabs Cookie Jun 2021 · Cookie compliance
- added GSAP Jun 2021 · JavaScript frameworks
- added Isotope Jun 2021 · JavaScript libraries
- added jQuery UI Jun 2021 · JavaScript libraries
- added Lodash Jun 2021 · JavaScript libraries
- added Select2 Jun 2021 · JavaScript libraries
- added Yoast SEO Jun 2021 · SEO
- dropped Apache HTTP Server Apr 2021 · Web servers
- dropped prettyPhoto Apr 2021 · JavaScript libraries
- dropped Slider Revolution Apr 2021 · Miscellaneous
- dropped Underscore.js Apr 2021 · JavaScript libraries
- dropped Babel Mar 2021 · Miscellaneous
- added Choices Mar 2021 · Miscellaneous
- added Gravity Forms Mar 2021 · Miscellaneous
- dropped jQuery UI Mar 2021 · JavaScript libraries
- added LiteSpeed Mar 2021 · Web servers
- added Litespeed Cache Mar 2021 · Caching
- added Plesk Mar 2021 · Hosting panels
- dropped Select2 Mar 2021 · JavaScript libraries
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous