Technology history for criticalthinking.org
Stack size over time
From 6 detected technologies in Apr 2018 to 19 in Jun 2026 (peak 31).
Currently detected
- Apache HTTP Server since Apr 2018
- Bootstrap since Apr 2018
- CentOS since Apr 2018
- MooTools since Apr 2018
- Google Font API since Apr 2018
- jQuery since Apr 2018
- Google Analytics since Jun 2018
- PHP since Jun 2018
- Cart Functionality since Aug 2020
- Font Awesome since Jan 2021
- OpenSSL since Jan 2021
- Popper since Feb 2022
- cdnjs since Feb 2022
- jQuery CDN since Feb 2022
- Google Hosted Libraries since Feb 2022
- Cloudflare since May 2022
- Google Workspace since Aug 2022
- jsDelivr since Sep 2022
- Microsoft Word since Feb 2026
Previously used
- PayPal Jan 2025 to Dec 2025 · 11 mo
- Ezoic Nov 2022 to Apr 2023 · 5 mo
- Google Tag Manager Aug 2021 to Apr 2023 · 1 yr
- Quantcast Measure Oct 2022 to Apr 2023 · 6 mo
- web-vitals Oct 2022 to Apr 2023 · 6 mo
- Criteo Dec 2022 to Feb 2023 · 2 mo
- Google Publisher Tag Nov 2022 to Feb 2023 · 3 mo
- OpenX Dec 2022 to Feb 2023 · 2 mo
- Prebid Dec 2022 to Feb 2023 · 2 mo
- PubMatic Nov 2022 to Feb 2023 · 3 mo
- reCAPTCHA Nov 2022 to Feb 2023 · 3 mo
- Snowplow Analytics Dec 2022 to Feb 2023 · 2 mo
- Rubicon Project Nov 2022 to Jan 2023 · 2 mo
- theTradeDesk Nov 2022 to Jan 2023 · 2 mo
- Adobe Audience Manager Nov 2022 to Nov 2022 · 1 mo
- Cloudflare Bot Management Nov 2022 to Nov 2022 · 1 mo
- Google Ads Conversion Tracking Aug 2021 to Oct 2022 · 1 yr
- Google Remarketing Tag Aug 2021 to May 2022 · 9 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2026 1 added · 1 dropped
- added Microsoft Word Feb 2026 · Editors
- dropped PayPal Feb 2026 · Payment processors
2025 1 added
- added PayPal Jan 2025 · Payment processors
2023 15 dropped
- dropped Ezoic Jun 2023 · Analytics
- dropped Google Tag Manager Jun 2023 · Tag managers
- dropped Quantcast Measure Jun 2023 · Analytics
- dropped web-vitals Jun 2023 · JavaScript libraries
- dropped Criteo Apr 2023 · Advertising
- dropped Google Publisher Tag Apr 2023 · Advertising
- dropped OpenX Apr 2023 · Advertising
- dropped Prebid Apr 2023 · Advertising
- dropped PubMatic Apr 2023 · Advertising
- dropped reCAPTCHA Apr 2023 · Security
- dropped Snowplow Analytics Apr 2023 · Analytics
- dropped Rubicon Project Mar 2023 · Advertising
- dropped theTradeDesk Mar 2023 · Advertising
- dropped Adobe Audience Manager Jan 2023 · Segmentation
- dropped Cloudflare Bot Management Jan 2023 · Security
2022 23 added · 3 dropped · 1 switched
- added Criteo Dec 2022 · Advertising
- added OpenX Dec 2022 · Advertising
- added Prebid Dec 2022 · Advertising
- switched Google Ads Conversion Tracking Snowplow Analytics Dec 2022 · Analytics
- added jsDelivr Sep 2022 · CDN
- added Apache HTTP Server Aug 2022 · Web servers
- added Bootstrap Aug 2022 · UI frameworks
- added Cart Functionality Aug 2022 · Ecommerce
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- 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 Hosted Libraries Aug 2022 · CDN
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery CDN Aug 2022 · CDN
- added MooTools Aug 2022 · JavaScript frameworks
- added PHP Aug 2022 · Programming languages
- added Popper Aug 2022 · Miscellaneous
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added Cloudflare May 2022 · CDN
- dropped CentOS Mar 2022 · Operating systems
- dropped OpenSSL Mar 2022 · Web server extensions
- added Google Hosted Libraries Feb 2022 · CDN
2021 5 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Aug 2021 · Analytics
- added Google Remarketing Tag Aug 2021 · Retargeting
- added Google Tag Manager Aug 2021 · Tag managers
- added Cart Functionality Jul 2021 · Ecommerce
- dropped Cart Functionality Jun 2021 · associate
2020 1 added
- added Cart Functionality Aug 2020 · Ecommerce
2019 8 added
- added Apache HTTP Server Mar 2019 · Web Servers
- added Bootstrap Mar 2019 · Web Frameworks
- added CentOS Mar 2019 · Operating Systems
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added jQuery Mar 2019 · JavaScript Libraries
- added MooTools Mar 2019 · JavaScript Frameworks
- added PHP Mar 2019 · Programming Languages
2018 2 added
- added Google Analytics Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages