Technology history for covidence.org
Stack size over time
From 16 detected technologies in Aug 2018 to 68 in Jun 2026.
Currently detected
- Ruby since Aug 2018
- YouTube since Aug 2018
- Google Analytics since Aug 2018
- jQuery since Aug 2018
- jQuery UI since Aug 2018
- React since Aug 2018
- Ruby on Rails since Aug 2018
- Amazon CloudFront since Aug 2018
- Google Font API since Aug 2018
- Nginx since Aug 2018
- Google Tag Manager since Dec 2018
- Sentry since Jan 2019
- Amazon Web Services since Jan 2019
- Webpack since Dec 2019
- Next.js since Dec 2019
- Node.js since Dec 2019
- Elementor since Aug 2020
- Font Awesome since Aug 2020
- PHP since Aug 2020
- Twitter Emoji (Twemoji) since Aug 2020
- jQuery Migrate since Aug 2020
- WordPress since Aug 2020
- WP Engine since Aug 2020
- Yoast SEO since Aug 2020
- MySQL since Aug 2020
- Typekit since Feb 2021
- Microsoft Advertising since Feb 2021
- Linkedin Insight Tag since Feb 2021
- Lodash since Mar 2021
- Twitter Ads since Apr 2021
- Facebook Pixel since Jul 2021
- Site Kit since Aug 2021
- Bootstrap since Sep 2021
- Pendo since Sep 2021
- core-js since Sep 2021
- Handlebars since Sep 2021
- Underscore.js since Sep 2021
- Backbone.js since Sep 2021
- Emotion since Sep 2021
- Reddit Ads since Nov 2021
- ActiveCampaign since Feb 2022
- Tailwind CSS since Apr 2022
- cdnjs since Aug 2022
- OpenResty since Aug 2022
- Amazon SES since Aug 2022
- Cloudflare since Aug 2022
- Google Workspace since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- HTTP/3 since Nov 2022
- RSS since Dec 2022
- Atlassian Statuspage since Jan 2023
- C since Feb 2023
- Quora Pixel since Sep 2023
- Priority Hints since Nov 2023
- Cloudflare Bot Management since Nov 2023
- GraphQL since Apr 2024
- TypeScript since Apr 2024
- Apollo since Apr 2024
- HubSpot since Apr 2025
- HubSpot WordPress plugin since May 2025
- HubSpot Analytics since May 2025
- shadcn/ui since Nov 2025
- Next.js App Router since Nov 2025
- Radix UI since Nov 2025
- Vercel since Nov 2025
- NextAuth.js since Nov 2025
- React Router since Feb 2026
Previously used
- Cowboy Aug 2018 to Jun 2025 · 6 yrs
- Erlang Aug 2018 to Jun 2025 · 6 yrs
- Babel Apr 2020 to Jan 2025 · 4 yrs
- BugSnag Apr 2020 to Jan 2025 · 4 yrs
- Google Hosted Libraries Apr 2022 to Jan 2025 · 2 yrs
- Prism Apr 2020 to Jan 2025 · 4 yrs
- reCAPTCHA Dec 2021 to Jan 2025 · 3 yrs
- Leadfeeder Feb 2023 to Jan 2024 · 11 mo
- Taboola Mar 2023 to Jan 2024 · 10 mo
- Hammer.js Nov 2023 to Nov 2023 · 1 mo
- Google Optimize Jul 2021 to Oct 2023 · 2 yrs
- Hotjar Aug 2020 to Sep 2023 · 3 yrs
- Swiper Sep 2022 to Jul 2023 · 10 mo
- Sendgrid Aug 2022 to Jan 2023 · 5 mo
- Google Ads Conversion Tracking Aug 2021 to Oct 2022 · 1 yr
- Microsoft Clarity Dec 2021 to Oct 2022 · 10 mo
- Swiper Slider Aug 2020 to Aug 2022 · 2 yrs
- Moment.js Aug 2018 to Jul 2022 · 3 yrs
- Polyfill Sep 2019 to Jul 2022 · 2 yrs
- Google Remarketing Tag Sep 2021 to May 2022 · 8 mo
- Facebook Aug 2020 to Apr 2022 · 1 yr
- Twitter Analytics Apr 2021 to Apr 2022 · 1 yr
- Contact Form 7 Feb 2022 to Feb 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- New Relic Aug 2018 to Dec 2018 · 4 mo
- Intercom Aug 2018 to Nov 2018 · 3 mo
- Segment Aug 2018 to Nov 2018 · 3 mo
Timeline
2026 2 added
- added Twitter Emoji (Twemoji) Mar 2026 · Font scripts
- added React Router Feb 2026 · JavaScript frameworks
2025 5 added · 8 dropped
- dropped Babel Dec 2025 · Miscellaneous
- dropped BugSnag Dec 2025 · Issue trackers
- dropped Google Hosted Libraries Dec 2025 · CDN
- dropped Prism Dec 2025 · Miscellaneous
- dropped reCAPTCHA Dec 2025 · Security
- dropped Cowboy Aug 2025 · Web servers
- dropped Erlang Aug 2025 · Programming languages
- added Site Kit Jul 2025 · WordPress plugins
- dropped Site Kit Jun 2025 · WordPress plugins
- added HubSpot Analytics May 2025 · Analytics
- added HubSpot WordPress plugin May 2025 · WordPress plugins
- added React May 2025 · JavaScript frameworks
- added HubSpot Apr 2025 · Marketing automation
2024 4 added · 4 dropped · 1 switched
- added Cloudflare Bot Management Sep 2024 · Security
- dropped Cloudflare Bot Management Jul 2024 · Security
- dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
- added Twitter Emoji (Twemoji) May 2024 · Font scripts
- switched Hammer.js Apollo Apr 2024 · JavaScript libraries
- added GraphQL Apr 2024 · Programming languages
- added TypeScript Apr 2024 · Programming languages
- dropped Leadfeeder Mar 2024 · Analytics
- dropped Taboola Mar 2024 · Advertising
2023 28 added · 10 dropped
- dropped Google Ads Conversion Tracking Dec 2023 · Analytics
- dropped Google Optimize Dec 2023 · A/B Testing
- dropped Microsoft Clarity Dec 2023 · Analytics
- dropped Moment.js Dec 2023 · JavaScript libraries
- dropped Polyfill Dec 2023 · JavaScript libraries
- dropped React Dec 2023 · JavaScript frameworks
- added Cloudflare Bot Management Nov 2023 · Security
- dropped Hotjar Nov 2023 · Analytics
- added Priority Hints Nov 2023 · Performance
- added Quora Pixel Sep 2023 · Analytics
- dropped Swiper Sep 2023 · JavaScript libraries
- added Atlassian Statuspage May 2023 · Issue trackers
- added Babel May 2023 · Miscellaneous
- added BugSnag May 2023 · Issue trackers
- added Elementor May 2023 · Page builders
- added Google Hosted Libraries May 2023 · CDN
- added Hotjar May 2023 · Analytics
- added HTTP/3 May 2023 · Miscellaneous
- added jQuery Migrate May 2023 · JavaScript libraries
- added Leadfeeder May 2023 · Analytics
- added MySQL May 2023 · Databases
- added PHP May 2023 · Programming languages
- added Prism May 2023 · Miscellaneous
- added reCAPTCHA May 2023 · Security
- added Site Kit May 2023 · WordPress plugins
- added Swiper May 2023 · JavaScript libraries
- added Taboola May 2023 · Advertising
- dropped Twitter Emoji (Twemoji) May 2023 · Font scripts
- added Typekit May 2023 · Font scripts
- added WordPress May 2023 · CMS
- added WP Engine May 2023 · PaaS
- added Yoast SEO May 2023 · WordPress plugins
- added YouTube May 2023 · Video players
- dropped Sendgrid Mar 2023 · Email
- added Taboola Mar 2023 · Advertising
- added C Feb 2023 · Programming languages
- added Leadfeeder Feb 2023 · Analytics
- added Atlassian Statuspage Jan 2023 · PaaS
2022 24 added · 5 dropped · 1 switched
- added RSS Dec 2022 · Miscellaneous
- added HTTP/3 Nov 2022 · Miscellaneous
- dropped Swiper Slider Oct 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Swiper Sep 2022 · JavaScript libraries
- added Amazon SES Aug 2022 · Email
- added Elementor Aug 2022 · Page builders
- added Google Workspace Aug 2022 · Email
- switched Twitter Analytics Hotjar Aug 2022 · Analytics
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added MySQL Aug 2022 · Databases
- added PHP Aug 2022 · Programming languages
- added Sendgrid Aug 2022 · Email
- added Site Kit Aug 2022 · WordPress plugins
- added Swiper Slider Aug 2022 · Miscellaneous
- added Twitter Emoji (Twemoji) Aug 2022 · Font scripts
- added Typekit Aug 2022 · Font scripts
- added WordPress Aug 2022 · CMS
- added WP Engine Aug 2022 · PaaS
- added Yoast SEO Aug 2022 · SEO
- added YouTube Aug 2022 · Video players
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Facebook Jun 2022 · Widgets
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped Contact Form 7 Apr 2022 · WordPress plugins
- added Tailwind CSS Apr 2022 · UI frameworks
- added ActiveCampaign Feb 2022 · Email
- added Contact Form 7 Feb 2022 · WordPress plugins
- added Polyfill Feb 2022 · JavaScript libraries
2021 23 added · 9 dropped
- added Microsoft Clarity Dec 2021 · Analytics
- added reCAPTCHA Dec 2021 · Security
- dropped Wheelio Dec 2021 · Widgets
- added Reddit Ads Nov 2021 · Advertising
- added Site Kit Nov 2021 · WordPress plugins
- added Yoast SEO Nov 2021 · SEO
- dropped Site Kit Oct 2021 · Analytics
- dropped Yoast SEO Oct 2021 · SEO
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Aug 2021 · Analytics
- added Site Kit Aug 2021 · Analytics
- added Facebook Pixel Jul 2021 · Analytics
- added Google Optimize Jul 2021 · A/B Testing
- added jQuery UI Jul 2021 · JavaScript libraries
- dropped Lodash Jul 2021 · JavaScript libraries
- added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
- added Babel Jun 2021 · Miscellaneous
- added Prism Jun 2021 · Miscellaneous
- added Twitter Ads Apr 2021 · Advertising
- added Twitter Analytics Apr 2021 · Analytics
- dropped Babel Mar 2021 · Miscellaneous
- dropped Font Awesome Mar 2021 · Font scripts
- dropped jQuery UI Mar 2021 · JavaScript libraries
- added Lodash Mar 2021 · JavaScript libraries
- dropped Prism Mar 2021 · Miscellaneous
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
- added Linkedin Insight Tag Feb 2021 · Analytics
- added Microsoft Advertising Feb 2021 · Analytics
- added Typekit Feb 2021 · Font scripts
- added jQuery Migrate Jan 2021 · JavaScript libraries
- added jQuery UI Jan 2021 · JavaScript libraries
2020 13 added · 16 dropped · 1 switched
- added YouTube Dec 2020 · Video players
- dropped jQuery Migrate Nov 2020 · JavaScript libraries
- dropped Cowboy Sep 2020 · Web servers
- dropped Next.js Sep 2020 · Web frameworks
- dropped Node.js Sep 2020 · Programming languages
- dropped React Sep 2020 · JavaScript frameworks
- dropped Webpack Sep 2020 · Miscellaneous
- added Elementor Aug 2020 · Page builders
- dropped Erlang Aug 2020 · Programming languages
- added Facebook Aug 2020 · Widgets
- added Font Awesome Aug 2020 · Font scripts
- switched New Relic Hotjar Aug 2020 · Analytics
- added jQuery Aug 2020 · JavaScript libraries
- added jQuery Migrate Aug 2020 · JavaScript libraries
- added MySQL Aug 2020 · Databases
- added PHP Aug 2020 · Programming languages
- added Swiper Slider Aug 2020 · Miscellaneous
- added Twitter Emoji (Twemoji) Aug 2020 · Miscellaneous
- added WordPress Aug 2020 · Blogs
- added WP Engine Aug 2020 · PaaS
- added Yoast SEO Aug 2020 · SEO
- dropped jQuery May 2020 · JavaScript Libraries
- dropped jQuery UI May 2020 · JavaScript Libraries
- dropped Moment.js May 2020 · JavaScript Libraries
- dropped Ruby May 2020 · Programming Languages
- dropped Ruby on Rails May 2020 · Web Frameworks
- dropped Google Font API Jan 2020 · Font Scripts
- dropped Polyfill Jan 2020 · JavaScript Libraries
- dropped Sentry Jan 2020 · Issue Trackers
- dropped YouTube Jan 2020 · Video Players
2019 17 added · 4 dropped
- added Next.js Dec 2019 · Web Frameworks
- added Node.js Dec 2019 · Programming Languages
- added React Dec 2019 · JavaScript Frameworks
- added Webpack Dec 2019 · Miscellaneous
- added Sentry Nov 2019 · Issue Trackers
- added Polyfill Sep 2019 · JavaScript Libraries
- dropped Sentry May 2019 · Issue Trackers
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon Web Services Mar 2019 · PaaS
- added Cowboy Mar 2019 · Web Frameworks
- added Erlang Mar 2019 · Programming Languages
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Tag Manager Mar 2019 · Tag Managers
- added Sentry Mar 2019 · Issue Trackers
- added YouTube Mar 2019 · Video Players
- added Amazon Web Services Jan 2019 · PaaS
- dropped Intercom Jan 2019 · Analytics
- dropped React Jan 2019 · JavaScript Frameworks
- dropped Segment Jan 2019 · Analytics
- added Sentry Jan 2019 · Issue Trackers
2018 1 added
- added Google Tag Manager Dec 2018 · Tag Managers