Technology history for underdog.io
Stack size over time
From 4 detected technologies in Apr 2018 to 30 in Jun 2026 (peak 39).
Currently detected
- Cloudflare since Apr 2018
- Google Tag Manager since Apr 2018
- Google Font API since Apr 2018
- jQuery since Apr 2018
- Google Analytics since Jun 2018
- AdRoll since Jun 2018
- Facebook since Jun 2018
- Mixpanel since Jun 2018
- webpack-2 since Jun 2018
- Webpack since Jul 2018
- gunicorn since Aug 2018
- Python since Aug 2018
- Sentry since Jul 2020
- Webflow since Jul 2020
- Linkedin Insight Tag since Feb 2021
- Google Hosted Libraries since Feb 2022
- Amazon S3 since May 2022
- Amazon Web Services since May 2022
- Google Workspace since Aug 2022
- PWA since Aug 2022
- MailChimp since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- cdnjs since May 2023
- Unpkg since May 2023
- Tippy.js since May 2023
- Popper since May 2023
- Cloudflare Bot Management since Sep 2024
- HTTP/3 since Apr 2025
- PerimeterX since Jun 2026
Previously used
- AdRoll CMP System Aug 2021 to Jul 2025 · 3 yrs
- Cloudinary Mar 2022 to Jul 2025 · 3 yrs
- core-js Sep 2021 to Jul 2025 · 3 yrs
- Facebook Login Jun 2021 to Jul 2025 · 4 yrs
- Facebook Pixel Jun 2021 to Jul 2025 · 4 yrs
- Pingdom RUM Jul 2023 to Jul 2025 · 2 yrs
- Quill May 2023 to Jul 2025 · 2 yrs
- Quora Pixel Sep 2023 to Jul 2025 · 1 yr
- Reddit Ads Nov 2021 to Jul 2025 · 3 yrs
- Twitter Ads May 2021 to Jul 2025 · 4 yrs
- Pingdom Jul 2021 to Jun 2023 · 1 yr
- Varnish Jul 2020 to Nov 2022 · 2 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Fastly May 2022 to Aug 2022 · 3 mo
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Lodash Jan 2020 to Jun 2020 · 5 mo
Timeline
2026 1 added
- added PerimeterX Jun 2026 · Security
2025 10 dropped
- dropped AdRoll CMP System Sep 2025 · Cookie compliance
- dropped Cloudinary Sep 2025 · CDN
- dropped core-js Sep 2025 · JavaScript libraries
- dropped Facebook Login Sep 2025 · Authentication
- dropped Facebook Pixel Sep 2025 · Analytics
- dropped Pingdom RUM Sep 2025 · RUM
- dropped Quill Sep 2025 · Rich text editors
- dropped Quora Pixel Sep 2025 · Analytics
- dropped Reddit Ads Sep 2025 · Advertising
- dropped Twitter Ads Sep 2025 · Advertising
2024 1 added
- added Cloudflare Bot Management Sep 2024 · Security
2023 6 added · 1 dropped · 1 switched
- added Quora Pixel Sep 2023 · Analytics
- switched Pingdom Pingdom RUM Jul 2023 · RUM
- added cdnjs May 2023 · CDN
- added Popper May 2023 · Miscellaneous
- added Quill May 2023 · Rich text editors
- added Tippy.js May 2023 · JavaScript libraries
- added Unpkg May 2023 · CDN
- dropped Varnish Jan 2023 · Caching
2022 9 added · 3 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Fastly Nov 2022 · CDN
- added Open Graph Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Email
- added MailChimp Aug 2022 · Marketing automation
- dropped Twitter Analytics Jun 2022 · Analytics
- added Amazon S3 May 2022 · Miscellaneous
- added Amazon Web Services May 2022 · PaaS
- added Fastly May 2022 · CDN
- added Cloudinary Mar 2022 · CDN
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Google Hosted Libraries Feb 2022 · CDN
2021 10 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Reddit Ads Nov 2021 · Advertising
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added AdRoll CMP System Aug 2021 · Cookie compliance
- added Pingdom Jul 2021 · RUM
- added Facebook Login Jun 2021 · Social logins
- added Facebook Pixel Jun 2021 · Analytics
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- added Linkedin Insight Tag Feb 2021 · Analytics
2020 4 added · 1 dropped
- dropped Lodash Aug 2020 · JavaScript libraries
- added Sentry Jul 2020 · Issue trackers
- added Varnish Jul 2020 · Caching
- added Webflow Jul 2020 · Page builders
- added Lodash Jan 2020 · JavaScript Libraries