Technology history for computationalcomplexity.org
Stack size over time
From 7 detected technologies in Aug 2018 to 19 in Jun 2026.
Currently detected
- Java since Aug 2018
- Python since Aug 2018
- Google AdSense since Aug 2018
- Google Analytics since Aug 2018
- OpenGSE since Aug 2018
- Blogger since Aug 2018
- PHP since Jul 2019
- Google Font API since Jul 2021
- LiteSpeed since Aug 2021
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- jsDelivr since May 2023
- MathJax since May 2023
- Fastly since Oct 2025
- GitHub Pages since Oct 2025
- GoDaddy since Oct 2025
- Varnish since Oct 2025
Previously used
- Polyfill May 2023 to Dec 2024 · 1 yr
- DoubleClick Ad Exchange (AdX) Aug 2018 to Apr 2023 · 4 yrs
- reCAPTCHA Apr 2022 to Apr 2023 · 1 yr
- Google Tag Manager Nov 2021 to Aug 2022 · 9 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Apache HTTP Server Jul 2019 to Jul 2021 · 2 yrs
Timeline
2025 4 added · 1 dropped
- added Fastly Oct 2025 · CDN
- added GitHub Pages Oct 2025 · PaaS
- added GoDaddy Oct 2025 · Hosting
- added Varnish Oct 2025 · Caching
- dropped Polyfill Feb 2025 · JavaScript libraries
2023 3 added · 2 dropped
- dropped DoubleClick Ad Exchange (AdX) Jun 2023 · Advertising
- dropped reCAPTCHA Jun 2023 · Security
- added jsDelivr May 2023 · CDN
- added MathJax May 2023 · JavaScript graphics
- added Polyfill May 2023 · JavaScript libraries
2022 15 added · 2 dropped · 1 switched
- added RSS Dec 2022 · Miscellaneous
- dropped Google Tag Manager Oct 2022 · Tag managers
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Blogger Aug 2022 · Blogs
- added DoubleClick Ad Exchange (AdX) Aug 2022 · Advertising
- added Google AdSense Aug 2022 · Advertising
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added Google Tag Manager Aug 2022 · Tag managers
- added Java Aug 2022 · Programming languages
- switched Apache HTTP Server OpenGSE Aug 2022 · Web servers
- added Python Aug 2022 · Programming languages
- added reCAPTCHA Aug 2022 · Security
- added reCAPTCHA Apr 2022 · Security
- added Google Tag Manager Feb 2022 · Tag managers
- dropped Google Tag Manager Jan 2022 · Tag managers
2021 7 added · 4 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Google Tag Manager Nov 2021 · Tag managers
- added Wheelio Sep 2021 · Widgets
- added LiteSpeed Aug 2021 · Web servers
- added Google Font API Jul 2021 · Font scripts
- added Blogger Jun 2021 · Blogs
- added Google Analytics Jun 2021 · Analytics
- added Python Jun 2021 · Programming languages
- dropped Blogger Mar 2021 · Blogs
- dropped Google Analytics Mar 2021 · Analytics
- dropped Python Mar 2021 · Programming languages
2019 7 added
- added Blogger Mar 2019 · Blogs
- added DoubleClick Ad Exchange (AdX) Mar 2019 · Advertising Networks
- added Google AdSense Mar 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Java Mar 2019 · Programming Languages
- added OpenGSE Mar 2019 · Web Servers
- added Python Mar 2019 · Programming Languages