Technology history for freecoursesandbooks.net
Stack size over time
From 12 detected technologies in Feb 2020 to 22 in Jun 2026 (peak 25).
Currently detected
- Font Awesome since Feb 2020
- Google Tag Manager since Feb 2020
- Google AdSense since Feb 2020
- Google Analytics since Feb 2020
- jQuery since Feb 2020
- jQuery Migrate since Feb 2020
- MySQL since Feb 2020
- PHP since Feb 2020
- WordPress since Feb 2020
- Google Font API since Mar 2020
- reCAPTCHA since Mar 2020
- Twitter Emoji (Twemoji) since May 2020
- Yoast SEO since May 2020
- Bootstrap since Dec 2020
- Cloudflare since Dec 2020
- prettyPhoto since Jul 2021
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- Funding Choices since Oct 2023
- Cloudflare Browser Insights since Nov 2025
Previously used
- Node.js Jun 2025 to Jul 2025 · 1 mo
- Socket.io Jun 2025 to Jul 2025 · 1 mo
- Snowplow Analytics Nov 2024 to Jun 2025 · 7 mo
- Nginx Feb 2020 to Jul 2024 · 4 yrs
- core-js Sep 2021 to May 2023 · 1 yr
- Mustache Dec 2021 to May 2023 · 1 yr
- Select2 Oct 2020 to May 2023 · 2 yrs
- Underscore.js Oct 2020 to May 2023 · 2 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Google Remarketing Tag Feb 2022 to May 2022 · 3 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Babel Oct 2020 to Jul 2021 · 9 mo
- WP Rocket Dec 2020 to Jul 2021 · 7 mo
- comScore Sep 2020 to Nov 2020 · 2 mo
- Lightbox Mar 2020 to Nov 2020 · 8 mo
- Quantcast Choice Sep 2020 to Nov 2020 · 2 mo
- Quantcast Measure Sep 2020 to Nov 2020 · 2 mo
- React Feb 2020 to Jun 2020 · 4 mo
- Gravatar Feb 2020 to Feb 2020 · 1 mo
Timeline
2025 4 added · 3 dropped · 1 switched
- added Twitter Emoji (Twemoji) Dec 2025 · Font scripts
- switched Snowplow Analytics Cloudflare Browser Insights Nov 2025 · Analytics
- dropped Node.js Sep 2025 · Programming languages
- dropped Socket.io Sep 2025 · JavaScript frameworks
- added Node.js Jun 2025 · Programming languages
- added Snowplow Analytics Jun 2025 · Analytics
- added Socket.io Jun 2025 · JavaScript frameworks
- dropped Snowplow Analytics Jan 2025 · Analytics
2024 3 added · 2 dropped
- added Snowplow Analytics Nov 2024 · Analytics
- dropped Nginx Sep 2024 · Web servers
- dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
- added Twitter Emoji (Twemoji) May 2024 · Font scripts
- added Nginx Feb 2024 · Web servers
2023 1 added · 5 dropped
- added Funding Choices Oct 2023 · Cookie compliance
- dropped core-js Jul 2023 · JavaScript libraries
- dropped Mustache Jul 2023 · JavaScript frameworks
- dropped Select2 Jul 2023 · JavaScript libraries
- dropped Underscore.js Jul 2023 · JavaScript libraries
- dropped Twitter Emoji (Twemoji) May 2023 · Font scripts
2022 10 added · 2 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added RSS Dec 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added reCAPTCHA Apr 2022 · Security
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Font Awesome Feb 2022 · Font scripts
- added Google Remarketing Tag Feb 2022 · Retargeting
- added Google Tag Manager Feb 2022 · Tag managers
- added Twitter Emoji (Twemoji) Feb 2022 · Font scripts
2021 14 added · 16 dropped
- added Mustache Dec 2021 · JavaScript frameworks
- dropped Wheelio Dec 2021 · Widgets
- added Yoast SEO Nov 2021 · SEO
- dropped Yoast SEO Oct 2021 · SEO
- dropped Babel Sep 2021 · Miscellaneous
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- dropped WP Rocket Sep 2021 · Caching
- added Babel Jul 2021 · Miscellaneous
- added Bootstrap Jul 2021 · UI frameworks
- added prettyPhoto Jul 2021 · JavaScript libraries
- added Select2 Jul 2021 · JavaScript libraries
- added Underscore.js Jul 2021 · JavaScript libraries
- added Yoast SEO Jul 2021 · SEO
- added Google AdSense Jun 2021 · Advertising
- added Google Analytics Jun 2021 · Analytics
- added jQuery Migrate Jun 2021 · JavaScript libraries
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped jQuery Migrate Mar 2021 · JavaScript libraries
- dropped comScore Jan 2021 · Analytics
- dropped Google AdSense Jan 2021 · Advertising
- dropped Google Analytics Jan 2021 · Analytics
- dropped Google Tag Manager Jan 2021 · Tag managers
- added jQuery Migrate Jan 2021 · JavaScript libraries
- dropped Lightbox Jan 2021 · JavaScript libraries
- dropped Nginx Jan 2021 · Web servers
- dropped Quantcast Choice Jan 2021 · Cookie compliance
- dropped Quantcast Measure Jan 2021 · Analytics
- dropped Twitter Emoji (Twemoji) Jan 2021 · Miscellaneous
- dropped Yoast SEO Jan 2021 · SEO
2020 13 added · 7 dropped · 1 switched
- dropped Babel Dec 2020 · Miscellaneous
- added Bootstrap Dec 2020 · UI frameworks
- added Cloudflare Dec 2020 · CDN
- dropped Select2 Dec 2020 · JavaScript libraries
- dropped Underscore.js Dec 2020 · JavaScript libraries
- added WP Rocket Dec 2020 · Caching
- added Babel Oct 2020 · Miscellaneous
- dropped jQuery Migrate Oct 2020 · JavaScript libraries
- added Select2 Oct 2020 · JavaScript libraries
- added Underscore.js Oct 2020 · JavaScript libraries
- added comScore Sep 2020 · Analytics
- added Quantcast Choice Sep 2020 · Cookie compliance
- added Quantcast Measure Sep 2020 · Analytics
- dropped React Aug 2020 · JavaScript frameworks
- dropped reCAPTCHA Jun 2020 · Captchas
- switched Gravatar Twitter Emoji (Twemoji) May 2020 · Miscellaneous
- added Yoast SEO May 2020 · SEO
- dropped Font Awesome Apr 2020 · Font Scripts
- added Google Font API Mar 2020 · Font Scripts
- added Lightbox Mar 2020 · JavaScript Libraries
- added reCAPTCHA Mar 2020 · Captchas