Technology history for collegeatlas.org
Stack size over time
From 8 detected technologies in Apr 2018 to 21 in Jun 2026 (peak 27).
Currently detected
- Google Font API since Apr 2018
- Google Tag Manager since Apr 2018
- jQuery since Apr 2018
- WordPress since Apr 2018
- Cloudflare since Apr 2018
- Font Awesome since Apr 2018
- MySQL since Jun 2018
- Google Analytics since Jun 2018
- PHP since Jun 2018
- Ruby since Aug 2018
- Ruby on Rails since Aug 2018
- Permutive since Jun 2021
- Facebook Pixel since Jul 2021
- MonsterInsights since Feb 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- Autoptimize since Apr 2023
- Apache HTTP Server since May 2025
- HSTS since Nov 2025
- Stimulus since Nov 2025
- Cloudflare Browser Insights since Nov 2025
Previously used
- AngularJS Aug 2018 to Oct 2025 · 7 yrs
- Phusion Passenger Aug 2018 to Oct 2025 · 7 yrs
- Cloudflare Bot Management Dec 2021 to Jun 2025 · 3 yrs
- Google Optimize Jul 2021 to Feb 2025 · 3 yrs
- Hotjar Jun 2020 to Feb 2025 · 4 yrs
- jQuery Migrate Apr 2018 to Feb 2023 · 4 yrs
- W3 Total Cache Jun 2018 to Feb 2023 · 4 yrs
- Crazy Egg Mar 2019 to Jan 2023 · 3 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Google Ads Conversion Tracking Jul 2021 to Oct 2022 · 1 yr
- Criteo Nov 2018 to May 2022 · 3 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Facebook Jun 2018 to Apr 2022 · 3 yrs
- Wheelio Sep 2021 to Sep 2021 · 1 mo
- Optimizely Jun 2018 to Aug 2020 · 2 yrs
- New Relic Aug 2018 to Apr 2020 · 1 yr
- AppNexus Nov 2018 to Feb 2020 · 1 yr
- comScore Aug 2018 to Apr 2019 · 8 mo
- Quantcast Measure Aug 2018 to Apr 2019 · 8 mo
- DoubleClick Ad Exchange (AdX) Nov 2018 to Mar 2019 · 4 mo
- DoubleClick for Publishers (DFP) Nov 2018 to Mar 2019 · 4 mo
- Google AdSense Nov 2018 to Mar 2019 · 4 mo
- AddThis Apr 2018 to Dec 2018 · 8 mo
Timeline
2025 3 added · 5 dropped · 2 switched
- dropped Phusion Passenger Dec 2025 · Web servers
- added Cloudflare Browser Insights Nov 2025 · Analytics
- switched Cloudflare Bot Management HSTS Nov 2025 · Security
- added Ruby Nov 2025 · Programming languages
- added Ruby on Rails Nov 2025 · Web frameworks
- switched AngularJS Stimulus Nov 2025 · JavaScript frameworks
- dropped jQuery Migrate May 2025 · JavaScript libraries
- dropped W3 Total Cache May 2025 · Caching
- dropped Google Optimize Apr 2025 · A/B Testing
- dropped Hotjar Apr 2025 · Analytics
2024 1 added
- added Cloudflare Bot Management Feb 2024 · Security
2023 1 dropped
- dropped Crazy Egg Apr 2023 · Analytics
2022 26 added · 6 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Google Ads Conversion Tracking Dec 2022 · Analytics
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added AngularJS Aug 2022 · JavaScript frameworks
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Crazy Egg Aug 2022 · Analytics
- dropped Criteo Aug 2022 · Retargeting
- added Facebook Pixel Aug 2022 · Analytics
- added Font Awesome Aug 2022 · Font scripts
- added Google Ads Conversion Tracking Aug 2022 · Analytics
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added Google Optimize Aug 2022 · A/B Testing
- dropped Google Remarketing Tag Aug 2022 · Retargeting
- added Google Tag Manager Aug 2022 · Tag managers
- added Hotjar Aug 2022 · Analytics
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added MonsterInsights Aug 2022 · WordPress plugins
- added MySQL Aug 2022 · Databases
- added Permutive Aug 2022 · Miscellaneous
- added PHP Aug 2022 · Programming languages
- added Phusion Passenger Aug 2022 · Web servers
- added W3 Total Cache Aug 2022 · Caching
- added WordPress Aug 2022 · CMS
- added jQuery Migrate Jul 2022 · JavaScript libraries
- dropped Facebook Jun 2022 · Widgets
- dropped Cloudflare Bot Management Feb 2022 · Security
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added MonsterInsights Feb 2022 · Analytics
2021 4 added · 2 dropped
- dropped Wheelio Nov 2021 · Widgets
- added W3 Total Cache Oct 2021 · Caching
- dropped W3 Total Cache Sep 2021 · Caching
- added Wheelio Sep 2021 · Widgets
- added Facebook Pixel Jul 2021 · Analytics
- added Permutive Jun 2021 · Miscellaneous
2020 1 added · 3 dropped
- dropped Optimizely Oct 2020 · Analytics
- dropped New Relic Jul 2020 · Analytics
- dropped AppNexus Apr 2020 · Advertising Networks
- added Font Awesome Feb 2020 · Font Scripts
2019 22 added · 9 dropped · 1 switched
- added AppNexus Jun 2019 · Advertising Networks
- dropped comScore Jun 2019 · Analytics
- dropped Quantcast Measure Jun 2019 · Analytics
- dropped AppNexus May 2019 · Advertising Networks
- dropped Criteo May 2019 · Advertising Networks
- dropped DoubleClick Ad Exchange (AdX) May 2019 · Advertising Networks
- dropped DoubleClick for Publishers (DFP) May 2019 · Advertising Networks
- dropped Google AdSense May 2019 · Advertising Networks
- added AngularJS Mar 2019 · JavaScript Frameworks
- added AppNexus Mar 2019 · Advertising Networks
- added Cloudflare Mar 2019 · CDN
- added comScore Mar 2019 · Analytics
- added Crazy Egg Mar 2019 · Analytics
- added Criteo Mar 2019 · Advertising Networks
- added DoubleClick Ad Exchange (AdX) Mar 2019 · Advertising Networks
- added DoubleClick for Publishers (DFP) Mar 2019 · Advertising Networks
- switched AddThis Facebook Mar 2019 · Widgets
- dropped Font Awesome Mar 2019 · Font Scripts
- added Google AdSense Mar 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- dropped jQuery Migrate Mar 2019 · JavaScript Libraries
- added MySQL Mar 2019 · Databases
- added New Relic Mar 2019 · Analytics
- added Optimizely Mar 2019 · Analytics
- added PHP Mar 2019 · Programming Languages
- added Phusion Passenger Mar 2019 · Web Servers
- added Quantcast Measure Mar 2019 · Analytics
- added W3 Total Cache Mar 2019 · Cache Tools
- added WordPress Mar 2019 · CMS
2018 13 added · 2 dropped
- added AppNexus Nov 2018 · Advertising Networks
- added Criteo Nov 2018 · Advertising Networks
- added DoubleClick Ad Exchange (AdX) Nov 2018 · Advertising Networks
- added DoubleClick for Publishers (DFP) Nov 2018 · Advertising Networks
- added Google AdSense Nov 2018 · Advertising Networks
- dropped Ruby Nov 2018 · Programming Languages
- dropped Ruby on Rails Nov 2018 · Web Frameworks
- added comScore Aug 2018 · Analytics
- added Quantcast Measure Aug 2018 · Analytics
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added MySQL Jun 2018 · Databases
- added Optimizely Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages
- added W3 Total Cache Jun 2018 · Cache Tools