Technology history for reqres.in
Stack size over time
From 2 detected technologies in Apr 2018 to 21 in Jun 2026 (peak 23).
Currently detected
- Cloudflare since Apr 2018
- Font Awesome since Apr 2018
- Typekit since Jun 2018
- Express since Jun 2018
- Google Analytics since Jun 2018
- Node.js since Jun 2018
- Google Tag Manager since May 2019
- Stripe since Dec 2020
- cdnjs since Nov 2021
- Cloudflare Bot Management since Jan 2022
- Open Graph since Jul 2025
- Radix UI since Aug 2025
- React since Aug 2025
- React Router since Aug 2025
- Clerk since Aug 2025
- Tailwind CSS since Aug 2025
- Google Font API since Oct 2025
- PostHog since Jan 2026
- Emotion since Jan 2026
- Sentry since Jan 2026
- HSTS since Apr 2026
Previously used
- Three.js Jan 2026 to Feb 2026 · 1 mo
- BuySellAds Sep 2019 to Jan 2026 · 6 yrs
- Carbon Ads Sep 2019 to Jan 2026 · 6 yrs
- CodeSandbox Aug 2022 to Nov 2025 · 3 yrs
- shadcn/ui Sep 2025 to Sep 2025 · 1 mo
- Heroku Aug 2020 to Jul 2025 · 4 yrs
- MailChimp May 2019 to Apr 2025 · 5 yrs
- Google Workspace Aug 2022 to Oct 2024 · 2 yrs
- AppNexus Jun 2024 to Sep 2024 · 3 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Bootstrap Feb 2021 to Jan 2022 · 11 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- jQuery Feb 2021 to Aug 2021 · 6 mo
- Amazon Web Services Aug 2020 to Apr 2021 · 8 mo
Timeline
2026 5 added · 4 dropped
- added HSTS Apr 2026 · Security
- dropped Three.js Apr 2026 · JavaScript graphics
- dropped BuySellAds Mar 2026 · Advertising
- dropped Carbon Ads Mar 2026 · Advertising
- dropped CodeSandbox Jan 2026 · Widgets
- added Emotion Jan 2026 · JavaScript frameworks
- added PostHog Jan 2026 · Analytics
- added Sentry Jan 2026 · Issue trackers
- added Three.js Jan 2026 · JavaScript graphics
2025 4 added · 3 dropped
- dropped shadcn/ui Nov 2025 · UI frameworks
- added Google Font API Oct 2025 · Font scripts
- dropped Heroku Sep 2025 · PaaS
- added shadcn/ui Sep 2025 · UI frameworks
- added Cloudflare Bot Management Aug 2025 · Security
- added Open Graph Jul 2025 · Miscellaneous
- dropped MailChimp Jun 2025 · Marketing automation
2024 1 added · 2 dropped
- dropped Google Workspace Dec 2024 · Email
- dropped AppNexus Nov 2024 · Advertising
- added AppNexus Jun 2024 · Advertising
2023 1 dropped
- dropped Cloudflare Bot Management Sep 2023 · Security
2022 5 added · 4 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added Cloudflare Bot Management Sep 2022 · Security
- dropped Cloudflare Bot Management Aug 2022 · Security
- added CodeSandbox Aug 2022 · Widgets
- added Google Workspace Aug 2022 · Email
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Bootstrap Mar 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Cloudflare Bot Management Jan 2022 · Security
2021 6 added · 4 dropped
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- dropped jQuery Oct 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added BuySellAds Jul 2021 · Advertising
- added Google Remarketing Tag Jul 2021 · Retargeting
- dropped Amazon Web Services Jun 2021 · PaaS
- dropped BuySellAds Mar 2021 · Advertising
- added Bootstrap Feb 2021 · UI frameworks
- added jQuery Feb 2021 · JavaScript libraries
2020 3 added
- added Stripe Dec 2020 · Payment processors
- added Amazon Web Services Aug 2020 · PaaS
- added Heroku Aug 2020 · PaaS
2019 4 added
- added BuySellAds Sep 2019 · Advertising Networks
- added Carbon Ads Sep 2019 · Advertising Networks
- added Google Tag Manager May 2019 · Tag Managers
- added MailChimp May 2019 · Marketing Automation
2018 4 added
- added Express Jun 2018 · Web Frameworks
- added Google Analytics Jun 2018 · Analytics
- added Node.js Jun 2018 · Programming Languages
- added Typekit Jun 2018 · Font Scripts