Technology history for citizenlab.ca
Stack size over time
From 10 detected technologies in Jan 2019 to 34 in Jun 2026 (peak 36).
Currently detected
- WordPress since Jan 2019
- Yoast SEO since Jan 2019
- MySQL since Jan 2019
- Twitter Emoji (Twemoji) since Jan 2019
- Google Analytics since Jan 2019
- Nginx since Jan 2019
- PHP since Jan 2019
- jQuery since Oct 2019
- Google Tag Manager since Mar 2021
- Tailwind CSS since Apr 2022
- Google Workspace since Aug 2022
- GSAP since Aug 2022
- Fastly since Aug 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Firebase since Sep 2022
- Open Graph since Sep 2022
- RankMath SEO since Nov 2022
- RSS since Dec 2022
- Priority Hints since Sep 2023
- Cloudflare since Oct 2024
- Redis since Dec 2024
- Redis Object Cache since Dec 2024
- Apache HTTP Server since Jan 2025
- Ubuntu since Jan 2025
- WordPress Site Editor since Feb 2025
- Twenty Twenty-Five since Feb 2025
- Preact since Feb 2025
- Cloudflare Browser Insights since Nov 2025
- WordPress Block Editor since Jan 2026
- cdnjs since Jan 2026
- LazySizes since Jan 2026
- Site Kit since Jan 2026
- EWWW Image Optimizer since Jan 2026
Previously used
- EmbedPlus Feb 2022 to Dec 2025 · 3 yrs
- jQuery Migrate Oct 2019 to Dec 2025 · 6 yrs
- MailChimp Feb 2021 to Dec 2025 · 4 yrs
- MailChimp for WordPress Feb 2022 to Dec 2025 · 3 yrs
- Modernizr Jan 2019 to Dec 2025 · 6 yrs
- PWA Aug 2022 to Dec 2025 · 3 yrs
- YouTube Jan 2019 to Dec 2025 · 6 yrs
- Font Awesome Mar 2021 to Jan 2025 · 3 yrs
- Google Font API Mar 2021 to Jan 2025 · 3 yrs
- Varnish Jan 2019 to Nov 2024 · 5 yrs
- MonsterInsights Feb 2022 to Jun 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2026 8 added · 8 dropped
- added Twitter Emoji (Twemoji) Apr 2026 · Font scripts
- dropped EmbedPlus Feb 2026 · WordPress plugins
- dropped jQuery Migrate Feb 2026 · JavaScript libraries
- dropped MailChimp Feb 2026 · Marketing automation
- dropped MailChimp for WordPress Feb 2026 · WordPress plugins
- dropped Modernizr Feb 2026 · JavaScript libraries
- dropped PWA Feb 2026 · Miscellaneous
- dropped Twitter Emoji (Twemoji) Feb 2026 · Font scripts
- dropped YouTube Feb 2026 · Video players
- added cdnjs Jan 2026 · CDN
- added EWWW Image Optimizer Jan 2026 · WordPress plugins
- added LazySizes Jan 2026 · Performance
- added Priority Hints Jan 2026 · Performance
- added Site Kit Jan 2026 · WordPress plugins
- added WordPress Block Editor Jan 2026 · Page builders
- added Yoast SEO Jan 2026 · SEO
2025 5 added · 4 dropped
- added Twitter Emoji (Twemoji) Dec 2025 · Font scripts
- added Cloudflare Browser Insights Nov 2025 · Analytics
- dropped Font Awesome Mar 2025 · Font scripts
- dropped Google Font API Mar 2025 · Font scripts
- dropped Priority Hints Mar 2025 · Performance
- dropped Yoast SEO Mar 2025 · SEO
- added Preact Feb 2025 · JavaScript libraries
- added Twenty Twenty-Five Feb 2025 · WordPress themes
- added WordPress Site Editor Feb 2025 · Page builders
2024 3 added · 1 dropped · 1 switched
- added Redis Dec 2024 · Databases
- switched Varnish Redis Object Cache Dec 2024 · Caching
- added Cloudflare Oct 2024 · CDN
- dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
- added Twitter Emoji (Twemoji) May 2024 · Font scripts
2023 1 added · 3 dropped
- dropped MonsterInsights Oct 2023 · WordPress plugins
- dropped Twitter Emoji (Twemoji) Oct 2023 · Font scripts
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
2022 12 added · 2 dropped
- dropped Google Remarketing Tag Dec 2022 · Retargeting
- added RSS Dec 2022 · Miscellaneous
- added RankMath SEO Nov 2022 · WordPress plugins
- added Firebase Sep 2022 · Databases
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Email
- added PWA Aug 2022 · Miscellaneous
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Tailwind CSS Apr 2022 · UI frameworks
- added EmbedPlus Feb 2022 · WordPress plugins
- added MailChimp for WordPress Feb 2022 · WordPress plugins
- added MonsterInsights Feb 2022 · Analytics
2021 5 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
- added jQuery Migrate Feb 2021 · JavaScript libraries
- added MailChimp Feb 2021 · Marketing automation
2020 1 dropped
- dropped jQuery Migrate Nov 2020 · JavaScript libraries
2019 12 added
- added jQuery Oct 2019 · JavaScript Libraries
- added jQuery Migrate Oct 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added Modernizr Mar 2019 · JavaScript Libraries
- added MySQL Mar 2019 · Databases
- added Nginx Mar 2019 · Web Servers
- added PHP Mar 2019 · Programming Languages
- added Twitter Emoji (Twemoji) Mar 2019 · Miscellaneous
- added Varnish Mar 2019 · Cache Tools
- added WordPress Mar 2019 · CMS
- added Yoast SEO Mar 2019 · SEO
- added YouTube Mar 2019 · Video Players