Technology history for calkayak.com
Stack size over time
From 16 detected technologies in Aug 2018 to 31 in Jun 2026.
Currently detected
- Apache HTTP Server since Aug 2018
- Bootstrap since Aug 2018
- jQuery since Aug 2018
- Google Font API since Aug 2018
- OWL Carousel since Aug 2018
- PHP since Aug 2018
- Prototype since Aug 2018
- FancyBox since Aug 2018
- Google Analytics since Aug 2018
- Magento since Aug 2018
- Modernizr since Aug 2018
- MySQL since Aug 2018
- script.aculo.us since Aug 2018
- Slick since Aug 2018
- Slider Revolution since Aug 2018
- WordPress since Aug 2018
- jQuery UI since Feb 2019
- Lightspeed eCom since Feb 2019
- Nginx since Feb 2019
- Cloudflare since Feb 2020
- Cart Functionality since Aug 2020
- FareHarbor since Oct 2021
- Cloudflare Bot Management since Nov 2021
- Envoy since Jul 2022
- MailChimp since Aug 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- core-js since Mar 2024
- Cloudflare Browser Insights since Jul 2025
Previously used
- Datadog Apr 2023 to Apr 2023 · 1 mo
- Google Cloud Apr 2021 to Feb 2023 · 1 yr
- Google Cloud CDN Apr 2022 to Feb 2023 · 10 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 1 added
- added Cloudflare Browser Insights Jul 2025 · Analytics
2024 2 added
- added core-js Mar 2024 · JavaScript libraries
- added Cloudflare Bot Management Jan 2024 · Security
2023 10 added · 3 dropped · 1 switched
- dropped Cloudflare Bot Management Sep 2023 · Security
- dropped Datadog Jun 2023 · RUM
- added Cart Functionality May 2023 · Ecommerce
- switched Google Cloud CDN Cloudflare May 2023 · CDN
- added Cloudflare Bot Management May 2023 · Security
- added Envoy May 2023 · Reverse proxies
- added FareHarbor May 2023 · Widgets
- added HSTS May 2023 · Security
- added HTTP/3 May 2023 · Miscellaneous
- added MailChimp May 2023 · Marketing automation
- added Open Graph May 2023 · Miscellaneous
- added RSS May 2023 · Miscellaneous
- added Datadog Apr 2023 · RUM
- dropped Google Cloud Apr 2023 · IaaS
2022 14 added
- added RSS Dec 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Cart Functionality Aug 2022 · Ecommerce
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added Envoy Aug 2022 · Reverse proxies
- added FareHarbor Aug 2022 · Widgets
- added Google Cloud Aug 2022 · IaaS
- added Google Cloud CDN Aug 2022 · CDN
- added MailChimp Aug 2022 · Marketing automation
- added Envoy Jul 2022 · Reverse proxies
- added Google Cloud CDN Apr 2022 · CDN
2021 4 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cloudflare Bot Management Nov 2021 · Security
- added FareHarbor Oct 2021 · Appointment scheduling
- added Wheelio Sep 2021 · Widgets
- added Google Cloud Apr 2021 · CDN
2020 2 added
- added Cart Functionality Aug 2020 · Ecommerce
- added Cloudflare Feb 2020 · CDN
2019 3 added
- added jQuery UI Feb 2019 · JavaScript Libraries
- added Lightspeed eCom Feb 2019 · Ecommerce
- added Nginx Feb 2019 · Web Servers