Technology history for fourflags.com
Stack size over time
From 2 detected technologies in Jul 2020 to 19 in Jun 2026 (peak 20).
Currently detected
- Google Analytics since Jul 2020
- jQuery since Jul 2020
- Cart Functionality since Aug 2020
- HSTS since Jan 2023
- HTTP/3 since Jan 2023
- Shop Pay since Jan 2023
- Shopify since Jan 2023
- core-js since Jan 2023
- Open Graph since Jan 2023
- Cloudflare since Jan 2023
- Priority Hints since Feb 2023
- Google Pay since Oct 2024
- Visa since Oct 2024
- Mastercard since Oct 2024
- American Express since Oct 2024
- Apple Pay since Oct 2024
- LazySizes since Oct 2024
- Locksmith since Dec 2024
- Microsoft 365 since Sep 2025
Previously used
- jsDelivr Jan 2026 to Apr 2026 · 3 mo
- SparkPost Feb 2024 to Aug 2025 · 1 yr
- Boomerang Jan 2023 to Dec 2024 · 1 yr
- PayPal Jan 2023 to Sep 2024 · 1 yr
- Venmo Jan 2023 to Sep 2024 · 1 yr
- Envoy Apr 2024 to Apr 2024 · 1 mo
- Java Aug 2022 to Dec 2022 · 4 mo
- NetSuite Aug 2022 to Dec 2022 · 4 mo
Timeline
2026 1 added · 1 dropped
2025 2 added · 2 dropped
- dropped SparkPost Oct 2025 · Email
- added Microsoft 365 Sep 2025 · Webmail
- added Google Analytics Apr 2025 · Analytics
- dropped Boomerang Mar 2025 · JavaScript libraries
2024 10 added · 3 dropped
- added Locksmith Dec 2024 · Shopify apps
- dropped PayPal Nov 2024 · Payment processors
- dropped Venmo Nov 2024 · Payment processors
- added American Express Oct 2024 · Payment processors
- added Apple Pay Oct 2024 · Payment processors
- added Google Pay Oct 2024 · Payment processors
- added jQuery Oct 2024 · JavaScript libraries
- added LazySizes Oct 2024 · JavaScript libraries
- added Mastercard Oct 2024 · Payment processors
- added Visa Oct 2024 · Payment processors
- dropped Envoy Jun 2024 · Reverse proxies
- added Envoy Apr 2024 · Reverse proxies
- added SparkPost Feb 2024 · Email
2023 25 added · 5 dropped
- added Priority Hints Nov 2023 · Performance
- dropped Priority Hints Oct 2023 · Performance
- added Boomerang May 2023 · JavaScript libraries
- added Cart Functionality May 2023 · Ecommerce
- added Cloudflare May 2023 · CDN
- added core-js May 2023 · JavaScript libraries
- added HSTS May 2023 · Security
- added HTTP/3 May 2023 · Miscellaneous
- added Open Graph May 2023 · Miscellaneous
- added PayPal May 2023 · Payment processors
- added Priority Hints May 2023 · Performance
- added Shop Pay May 2023 · Payment processors
- added Shopify May 2023 · Ecommerce
- added Venmo May 2023 · Payment processors
- dropped Google Analytics Feb 2023 · Analytics
- dropped Java Feb 2023 · Programming languages
- dropped jQuery Feb 2023 · JavaScript libraries
- dropped NetSuite Feb 2023 · Ecommerce
- added Priority Hints Feb 2023 · Performance
- added Boomerang Jan 2023 · JavaScript libraries
- added Cart Functionality Jan 2023 · Ecommerce
- added Cloudflare Jan 2023 · CDN
- added core-js Jan 2023 · JavaScript libraries
- added HSTS Jan 2023 · Security
- added HTTP/3 Jan 2023 · Miscellaneous
- added Open Graph Jan 2023 · Miscellaneous
- added PayPal Jan 2023 · Payment processors
- added Shop Pay Jan 2023 · Payment processors
- added Shopify Jan 2023 · Ecommerce
- added Venmo Jan 2023 · Payment processors
2022 1 dropped
- dropped Cart Functionality Sep 2022 · Ecommerce
2020 1 added
- added Cart Functionality Aug 2020 · Ecommerce