Technology history for taxpayer.com
Stack size over time
From 12 detected technologies in Jan 2019 to 45 in Jun 2026 (peak 46).
Currently detected
- jQuery since Jan 2019
- Google Analytics since Jan 2019
- jQuery UI since Jan 2019
- MailChimp since Jan 2019
- Modernizr since Jan 2019
- Bootstrap since Mar 2020
- Google Font API since Mar 2020
- reCAPTCHA since May 2020
- Cloudflare since Jun 2020
- Popper since Feb 2021
- American Express since May 2021
- Apple Pay since May 2021
- Google Optimize since May 2021
- Google Pay since May 2021
- Visa since May 2021
- Shop Pay since May 2021
- Shopify since May 2021
- Facebook Pixel since Jun 2021
- Cart Functionality since Jul 2021
- Lodash since Jul 2021
- core-js since Sep 2021
- cdnjs since Nov 2021
- PayPal since Dec 2021
- Mastercard since Dec 2021
- jQuery CDN since Feb 2022
- LazySizes since Feb 2022
- Google Workspace since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Printful since Feb 2023
- Priority Hints since Feb 2023
- Java since Mar 2023
- PHP since Mar 2023
- Drupal since Mar 2023
- XRegExp since Mar 2023
- Zepto since Mar 2023
- Zoho since Mar 2023
- Zoho PageSense since Mar 2023
- jsDelivr since Nov 2023
- HTTP/3 since Feb 2024
- Cloudflare Bot Management since Oct 2024
- Twitter Ads since Oct 2024
- PostHog since Dec 2024
- Microsoft Ajax Content Delivery Network since Jan 2025
- Stripe since Nov 2025
Previously used
- Varnish Mar 2020 to Jul 2025 · 5 yrs
- Boomerang Jul 2021 to Jan 2025 · 3 yrs
- VWO Jul 2023 to Dec 2024 · 1 yr
- Envoy Apr 2024 to Apr 2024 · 1 mo
- Convert Sep 2023 to Sep 2023 · 1 mo
- Matomo Analytics Sep 2023 to Sep 2023 · 1 mo
- Mixpanel Sep 2023 to Sep 2023 · 1 mo
- Google Tag Manager Jan 2019 to Jul 2023 · 4 yrs
- Linkedin Insight Tag Nov 2021 to Jul 2023 · 1 yr
- Slick Mar 2020 to Jul 2023 · 3 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Unbounce Apr 2020 to Oct 2022 · 2 yrs
- Facebook Jan 2019 to Apr 2022 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Font Awesome Mar 2020 to Jan 2021 · 10 mo
- Nginx Jan 2019 to May 2020 · 1 yr
- FancyBox Jan 2019 to Apr 2020 · 1 yr
- AddThis Jan 2019 to Feb 2020 · 1 yr
- Google Analytics Enhanced eCommerce Jan 2019 to Feb 2020 · 1 yr
- Twitter Jan 2019 to Feb 2020 · 1 yr
Timeline
2026 1 added
- added Cloudflare Bot Management May 2026 · Security
2025 2 added · 4 dropped
- dropped Cloudflare Bot Management Nov 2025 · Security
- added Stripe Nov 2025 · Payment processors
- dropped Varnish Sep 2025 · Caching
- dropped Boomerang Apr 2025 · JavaScript libraries
- dropped VWO Feb 2025 · A/B Testing
- added Microsoft Ajax Content Delivery Network Jan 2025 · CDN
2024 5 added · 1 dropped
- added PostHog Dec 2024 · Analytics
- added Cloudflare Bot Management Oct 2024 · Security
- added Twitter Ads Oct 2024 · Advertising
- dropped Envoy Jun 2024 · Reverse proxies
- added Envoy Apr 2024 · Reverse proxies
- added HTTP/3 Feb 2024 · Miscellaneous
2023 5 added · 7 dropped
- dropped Convert Nov 2023 · A/B Testing
- added jsDelivr Nov 2023 · CDN
- dropped Matomo Analytics Nov 2023 · Analytics
- dropped Mixpanel Nov 2023 · Analytics
- added Convert Sep 2023 · A/B Testing
- dropped Google Tag Manager Sep 2023 · Tag managers
- dropped Linkedin Insight Tag Sep 2023 · Analytics
- added Matomo Analytics Sep 2023 · Analytics
- added Mixpanel Sep 2023 · Analytics
- dropped Slick Sep 2023 · JavaScript libraries
- added VWO Jul 2023 · Analytics
- dropped Cloudflare Network Error Logging Feb 2023 · Issue trackers
2022 6 added · 3 dropped
- dropped Unbounce Dec 2022 · Editors
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Webmail
- dropped Facebook Jun 2022 · Widgets
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added jQuery CDN Feb 2022 · CDN
- added LazySizes Feb 2022 · JavaScript libraries
- dropped Wheelio Jan 2022 · Widgets
2021 7 added · 1 dropped
- added cdnjs Nov 2021 · CDN
- added Linkedin Insight Tag Nov 2021 · Analytics
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Facebook Pixel Jun 2021 · Analytics
- dropped Font Awesome Mar 2021 · Font scripts
- added MailChimp Feb 2021 · Marketing automation
- added Popper Feb 2021 · Miscellaneous
2020 7 added · 5 dropped · 1 switched
- dropped Nginx Jul 2020 · Reverse proxies
- added Cloudflare Jun 2020 · CDN
- added reCAPTCHA May 2020 · Captchas
- dropped AddThis Apr 2020 · Widgets
- dropped Google Analytics Enhanced eCommerce Apr 2020 · Analytics
- dropped MailChimp Apr 2020 · Marketing Automation
- dropped Twitter Apr 2020 · Widgets
- added Unbounce Apr 2020 · Editors
- added Bootstrap Mar 2020 · UI Frameworks
- added Font Awesome Mar 2020 · Font Scripts
- added Google Font API Mar 2020 · Font Scripts
- switched FancyBox Slick Mar 2020 · JavaScript Libraries
- added Varnish Mar 2020 · Cache Tools
2019 12 added
- added AddThis Mar 2019 · Widgets
- added Facebook Mar 2019 · Widgets
- added FancyBox Mar 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added Google Analytics Enhanced eCommerce Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added MailChimp Mar 2019 · Marketing Automation
- added Modernizr Mar 2019 · JavaScript Libraries
- added Nginx Mar 2019 · Web Servers
- added Twitter Mar 2019 · Widgets