Technology history for openaq.org
Stack size over time
From 7 detected technologies in Feb 2019 to 16 in Aug 2026.
Currently detected
- Amazon CloudFront since Feb 2019
- Amazon S3 since Feb 2019
- Amazon Web Services since Feb 2019
- Google Font API since Feb 2019
- MailChimp since Feb 2019
- Google Workspace since Aug 2022
- Open Graph since Sep 2022
- HSTS since Feb 2023
- HTTP/3 since Feb 2023
- Plausible since Feb 2023
- Priority Hints since Dec 2024
- Astro since May 2025
- Svelte since May 2025
- Starlight since Aug 2025
- MkDocs since Dec 2025
- Python since Dec 2025
Previously used
- Hugo Feb 2023 to Jun 2025 · 2 yrs
- PWA Dec 2023 to Jun 2025 · 1 yr
- Nginx Jun 2024 to Jun 2024 · 1 mo
- Ubuntu Jun 2024 to Jun 2024 · 1 mo
- Mapbox GL JS Apr 2023 to Feb 2024 · 10 mo
- SolidJS Apr 2023 to Feb 2024 · 10 mo
- Chart.js Jul 2021 to Jan 2023 · 1 yr
- core-js Sep 2021 to Jan 2023 · 1 yr
- Google Analytics Feb 2019 to Jan 2023 · 3 yrs
- Lodash Jul 2021 to Jan 2023 · 1 yr
- React Feb 2019 to Jan 2023 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Babel Mar 2020 to Jan 2021 · 10 mo
Timeline
2025 1 added · 2 dropped
- dropped Hugo Aug 2025 · Static site generator
- dropped PWA Aug 2025 · Miscellaneous
- added Starlight Aug 2025 · Documentation
2024 1 added · 4 dropped
- added Priority Hints Dec 2024 · Performance
- dropped Nginx Oct 2024 · Web servers
- dropped Ubuntu Oct 2024 · Operating systems
- dropped Mapbox GL JS Sep 2024 · Maps
- dropped SolidJS Sep 2024 · JavaScript frameworks
2023 4 added · 4 dropped · 1 switched
- added PWA Dec 2023 · Miscellaneous
- dropped Chart.js Mar 2023 · JavaScript graphics
- dropped core-js Mar 2023 · JavaScript libraries
- dropped Lodash Mar 2023 · JavaScript libraries
- dropped React Mar 2023 · JavaScript frameworks
- added HSTS Feb 2023 · Security
- added HTTP/3 Feb 2023 · Miscellaneous
- added Hugo Feb 2023 · Static site generator
- switched Google Analytics Plausible Feb 2023 · Analytics
2022 12 added
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon CloudFront Aug 2022 · CDN
- added Amazon S3 Aug 2022 · Miscellaneous
- added Amazon Web Services Aug 2022 · PaaS
- added Chart.js Aug 2022 · JavaScript graphics
- added core-js Aug 2022 · JavaScript libraries
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added Google Workspace Aug 2022 · Email
- added Lodash Aug 2022 · JavaScript libraries
- added MailChimp Aug 2022 · Marketing automation
- added React Aug 2022 · JavaScript frameworks
2021 2 added · 3 dropped
- dropped Wheelio Dec 2021 · Widgets
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- dropped Babel Mar 2021 · Miscellaneous
- dropped React Mar 2021 · JavaScript frameworks
2020 1 added
- added Babel Mar 2020 · Miscellaneous
2019 7 added
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon S3 Mar 2019 · Miscellaneous
- added Amazon Web Services Mar 2019 · PaaS
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added MailChimp Mar 2019 · Marketing Automation
- added React Mar 2019 · JavaScript Frameworks