Technology history for pressbooks.pub
Stack size over time
From 5 detected technologies in Nov 2017 to 28 in Sep 2026 (peak 30).
Currently detected
- jQuery since Nov 2017
- Google Font API since Nov 2017
- jQuery Migrate since Nov 2017
- WordPress since Nov 2017
- Nginx since Nov 2017
- Google Analytics since Jun 2018
- MySQL since Jun 2018
- PHP since Jun 2018
- Twitter Emoji (Twemoji) since Jun 2018
- Redis since Jul 2020
- Redis Object Cache since Jul 2020
- Sentry since Jun 2021
- Amazon Web Services since Dec 2021
- Amazon ALB since Dec 2021
- Amazon CloudFront since Dec 2021
- Tailwind CSS since Apr 2022
- YouTube since Jul 2022
- HSTS since Sep 2022
- Priority Hints since Oct 2023
- Alpine.js since Nov 2023
- Google Tag Manager since Oct 2024
- Site Kit since Oct 2024
- Linkedin Insight Tag since Oct 2024
- Cloudflare Bot Management since Aug 2025
- Cloudflare since Aug 2025
- WordPress Block Editor since Nov 2025
- Cloudflare Rocket Loader since Jan 2026
- Cloudflare Browser Insights since Jan 2026
Previously used
- HTTP/3 Jan 2026 to Jun 2026 · 5 mo
- ServiceNow Sep 2022 to Feb 2026 · 3 yrs
- Hammer.js Dec 2021 to Oct 2024 · 2 yrs
- Node.js Nov 2023 to Apr 2024 · 5 mo
- Socket.io Nov 2023 to Apr 2024 · 5 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Popper Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2026 5 added · 1 dropped · 1 switched
- dropped HTTP/3 Aug 2026 · Miscellaneous
- added Linkedin Insight Tag Jul 2026 · Analytics
- added YouTube Jul 2026 · Video players
- added Cloudflare Jan 2026 · CDN
- added Cloudflare Browser Insights Jan 2026 · Analytics
- added Cloudflare Rocket Loader Jan 2026 · Performance
- switched ServiceNow HTTP/3 Jan 2026 · Miscellaneous
2025 4 added · 5 dropped
- dropped Cloudflare Dec 2025 · CDN
- dropped Cloudflare Bot Management Dec 2025 · Security
- dropped Linkedin Insight Tag Dec 2025 · Analytics
- added Cloudflare Aug 2025 · CDN
- added Cloudflare Bot Management Aug 2025 · Security
- added Linkedin Insight Tag Aug 2025 · Analytics
- dropped Linkedin Insight Tag Jul 2025 · Analytics
- added Linkedin Insight Tag May 2025 · Analytics
- dropped Linkedin Insight Tag Feb 2025 · Analytics
2024 3 added · 4 dropped
- dropped Hammer.js Dec 2024 · JavaScript libraries
- dropped YouTube Dec 2024 · Video players
- added Google Tag Manager Oct 2024 · Tag managers
- added Linkedin Insight Tag Oct 2024 · Analytics
- added Site Kit Oct 2024 · Analytics
- dropped Node.js Jun 2024 · Programming languages
- dropped Socket.io Jun 2024 · JavaScript frameworks
2023 2 added · 1 dropped
- dropped C Nov 2023 · Programming languages
- added Priority Hints Oct 2023 · Performance
- added C Feb 2023 · Programming languages
2022 5 added · 3 dropped
- added HSTS Sep 2022 · Security
- added Hammer.js Aug 2022 · JavaScript libraries
- added YouTube Aug 2022 · Video players
- dropped Popper Jun 2022 · Miscellaneous
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Popper Apr 2022 · Miscellaneous
- added Tailwind CSS Apr 2022 · UI frameworks
- dropped Wheelio Apr 2022 · Widgets
2021 6 added
- added Amazon ALB Dec 2021 · Load balancers
- added Amazon CloudFront Dec 2021 · CDN
- added Amazon Web Services Dec 2021 · PaaS
- added Hammer.js Dec 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Sentry Jun 2021 · Issue trackers
2020 2 added
- added Redis Jul 2020 · Caching
- added Redis Object Cache Jul 2020 · Caching
2018 4 added
- added Google Analytics Jun 2018 · Analytics
- added MySQL Jun 2018 · Databases
- added PHP Jun 2018 · Programming Languages
- added Twitter Emoji (Twemoji) Jun 2018 · Miscellaneous
2017 5 added
- added Google Font API Nov 2017 · Font Scripts
- added jQuery Nov 2017 · JavaScript Frameworks
- added jQuery Migrate Nov 2017 · JavaScript Frameworks
- added Nginx Nov 2017 · Web Servers
- added WordPress Nov 2017 · CMS