Technology history for unpaywall.org
Stack size over time
From 9 detected technologies in Jan 2019 to 32 in Jun 2026.
Currently detected
- Erlang since Jan 2019
- Express since Jan 2019
- Google Analytics since Jan 2019
- Node.js since Jan 2019
- Lodash since Jan 2019
- Webpack since Jan 2019
- Cowboy since Jan 2019
- Google Font API since Jan 2019
- Vue.js since Jan 2019
- Intercom since Jun 2020
- Stripe since Jun 2020
- jsDelivr since Jul 2020
- Amazon Web Services since Aug 2020
- Heroku since Aug 2020
- Vuetify since Feb 2021
- core-js since Sep 2021
- Google Workspace since Aug 2022
- HSTS since Feb 2023
- Envoy since Feb 2023
- jQuery UI since Feb 2023
- Modernizr since Feb 2023
- Moment.js since Feb 2023
- Ruby since Feb 2023
- Ruby on Rails since Feb 2023
- Select2 since Feb 2023
- jQuery since Feb 2023
- Open Graph since Feb 2023
- Prism since Feb 2023
- Prototype since Feb 2023
- Cloudflare Bot Management since Feb 2025
- HTTP/3 since Feb 2025
- Cloudflare since Feb 2025
Previously used
- RackCache Feb 2023 to Feb 2023 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Font Awesome Sep 2020 to Jan 2021 · 4 mo
Timeline
2025 1 dropped
- dropped RackCache Apr 2025 · Caching
2023 1 added
- added Erlang Jan 2023 · Programming languages
2022 3 added
- added core-js Aug 2022 · JavaScript libraries
- added Google Workspace Aug 2022 · Webmail
- added Vuetify Aug 2022 · UI frameworks
2021 3 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- dropped Font Awesome Mar 2021 · Font scripts
- added Vuetify Feb 2021 · UI frameworks
2020 4 added · 1 dropped
- added Font Awesome Sep 2020 · Font scripts
- added Amazon Web Services Aug 2020 · PaaS
- dropped Erlang Aug 2020 · Programming languages
- added Heroku Aug 2020 · PaaS
- added jsDelivr Jul 2020 · CDN
2019 9 added
- added Cowboy Mar 2019 · Web Servers
- added Erlang Mar 2019 · Programming Languages
- added Express Mar 2019 · Web Frameworks
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Lodash Mar 2019 · JavaScript Libraries
- added Node.js Mar 2019 · Programming Languages
- added Vue.js Mar 2019 · JavaScript Frameworks
- added Webpack Mar 2019 · Miscellaneous