Technology history for hvacschool.org
Stack size over time
From 15 detected technologies in Jan 2019 to 22 in Jun 2026.
Currently detected
- Font Awesome since Jan 2019
- MySQL since Jan 2019
- jQuery since Jan 2019
- jQuery Migrate since Jan 2019
- Google Font API since Jan 2019
- PHP since Jan 2019
- Slider Revolution since Jan 2019
- Twitter Emoji (Twemoji) since Jan 2019
- W3 Total Cache since Jan 2019
- WordPress since Jan 2019
- GSAP since Apr 2020
- Open Graph since Sep 2022
- HSTS since Nov 2022
- RSS since Dec 2022
- Cloudflare since Jan 2023
- HTTP/3 since May 2024
- All in One SEO since Jul 2024
- Matomo Analytics since Aug 2024
- Matomo Tag Manager since Aug 2024
- Cloudflare Browser Insights since Nov 2025
- Redis since May 2026
- Redis Object Cache since May 2026
Previously used
- Google Analytics Jun 2020 to Jul 2024 · 4 yrs
- Dynatrace Sep 2022 to May 2024 · 1 yr
- Dynatrace RUM Sep 2022 to May 2024 · 1 yr
- Apache HTTP Server Jan 2019 to Apr 2024 · 5 yrs
- Amazon Web Services Feb 2019 to Nov 2022 · 3 yrs
- OpenSSL Jan 2019 to Oct 2022 · 3 yrs
- Google Tag Manager Jun 2020 to Sep 2022 · 2 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- core-js Sep 2021 to Dec 2021 · 3 mo
- Clicky Jan 2019 to Oct 2021 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Amazon EC2 Jan 2019 to Mar 2021 · 2 yrs
- All in One SEO Pack Jan 2019 to Apr 2020 · 1 yr
Timeline
2026 3 added
- added Redis May 2026 · Databases
- added Redis Object Cache May 2026 · Caching
- added Twitter Emoji (Twemoji) Feb 2026 · Font scripts
2025 1 added
- added Cloudflare Browser Insights Nov 2025 · Analytics
2024 5 added · 5 dropped
- dropped Google Analytics Sep 2024 · Analytics
- added Matomo Analytics Aug 2024 · Analytics
- added Matomo Tag Manager Aug 2024 · Tag managers
- added All in One SEO Jul 2024 · WordPress plugins
- dropped Dynatrace Jul 2024 · Analytics
- dropped Dynatrace RUM Jul 2024 · RUM
- dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
- dropped Apache HTTP Server Jun 2024 · Web servers
- added HTTP/3 May 2024 · Miscellaneous
- added Twitter Emoji (Twemoji) May 2024 · Font scripts
2023 1 added · 2 dropped
- dropped Twitter Emoji (Twemoji) Jun 2023 · Font scripts
- dropped Amazon Web Services Jan 2023 · PaaS
- added Cloudflare Jan 2023 · CDN
2022 20 added · 4 dropped
- dropped Google Tag Manager Dec 2022 · Tag managers
- dropped OpenSSL Dec 2022 · Web server extensions
- added RSS Dec 2022 · Miscellaneous
- added Dynatrace Sep 2022 · Analytics
- added Dynatrace RUM Sep 2022 · RUM
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon Web Services Aug 2022 · PaaS
- added Apache HTTP Server Aug 2022 · Web servers
- added Font Awesome Aug 2022 · Font scripts
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added Google Tag Manager Aug 2022 · Tag managers
- added GSAP Aug 2022 · JavaScript frameworks
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added MySQL Aug 2022 · Databases
- added OpenSSL Aug 2022 · Web server extensions
- added PHP Aug 2022 · Programming languages
- added Slider Revolution Aug 2022 · WordPress plugins
- added Twitter Emoji (Twemoji) Aug 2022 · Font scripts
- added W3 Total Cache Aug 2022 · Caching
- added WordPress Aug 2022 · CMS
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped core-js Feb 2022 · JavaScript libraries
2021 9 added · 9 dropped
- dropped Clicky Dec 2021 · Analytics
- dropped Wheelio Dec 2021 · Widgets
- added Slider Revolution Nov 2021 · Miscellaneous
- added W3 Total Cache Nov 2021 · Caching
- added core-js Sep 2021 · JavaScript libraries
- dropped Slider Revolution Sep 2021 · Miscellaneous
- dropped W3 Total Cache Sep 2021 · Caching
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added GSAP Jul 2021 · JavaScript frameworks
- added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
- dropped Google Tag Manager Jun 2021 · Tag managers
- dropped Amazon EC2 May 2021 · Web servers
- dropped Amazon Web Services May 2021 · PaaS
- dropped GSAP Mar 2021 · JavaScript frameworks
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
- added jQuery Migrate Jan 2021 · JavaScript libraries
2020 3 added · 2 dropped
- dropped jQuery Migrate Oct 2020 · JavaScript libraries
- dropped All in One SEO Pack Jun 2020 · SEO
- added Google Analytics Jun 2020 · Analytics
- added Google Tag Manager Jun 2020 · Tag managers
- added GSAP Apr 2020 · JavaScript Frameworks
2019 17 added
- added All in One SEO Pack Mar 2019 · SEO
- added Amazon EC2 Mar 2019 · Web Servers
- added Amazon Web Services Mar 2019 · PaaS
- added Apache HTTP Server Mar 2019 · Web Servers
- added Clicky Mar 2019 · Analytics
- added Font Awesome Mar 2019 · Font Scripts
- added Google Font API Mar 2019 · Font Scripts
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery Migrate Mar 2019 · JavaScript Libraries
- added MySQL Mar 2019 · Databases
- added OpenSSL Mar 2019 · Web Server Extensions
- added PHP Mar 2019 · Programming Languages
- added Slider Revolution Mar 2019 · Miscellaneous
- added Twitter Emoji (Twemoji) Mar 2019 · Miscellaneous
- added W3 Total Cache Mar 2019 · Cache Tools
- added WordPress Mar 2019 · CMS
- added Amazon Web Services Feb 2019 · PaaS