Technology history for pdf.to
Stack size over time
From 4 detected technologies in Sep 2016 to 12 in Aug 2026.
Currently detected
- jQuery since Sep 2016
- Nginx since Sep 2016
- Bootstrap since Jul 2019
- Google AdSense since Aug 2019
- Mailgun since Aug 2022
- Open Graph since Sep 2022
- Popper since May 2023
- Clicky since Aug 2023
- Django since Dec 2025
- Python since Dec 2025
- HSTS since Apr 2026
- PWA since Jul 2026
Previously used
- Google Font API Dec 2025 to Dec 2025 · 1 mo
- reCAPTCHA Jul 2024 to Dec 2025 · 1 yr
- Google Analytics Jul 2019 to Jul 2024 · 5 yrs
- Font Awesome Sep 2016 to Oct 2021 · 5 yrs
- Google Ads Conversion Tracking Jul 2021 to Oct 2021 · 3 mo
- Google Remarketing Tag Jul 2021 to Oct 2021 · 3 mo
- Google Tag Manager Jul 2019 to Oct 2021 · 2 yrs
- Ubuntu Jul 2019 to Oct 2021 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- PDF.js Apr 2020 to May 2020 · 1 mo
- jQuery UI Jul 2019 to Mar 2020 · 8 mo
- Cloudflare Sep 2016 to Feb 2017 · 5 mo
Timeline
2026 1 added · 2 dropped
- added PWA Jul 2026 · Miscellaneous
- dropped Google Font API Feb 2026 · Font scripts
- dropped reCAPTCHA Feb 2026 · Security
2025 3 added
- added Django Dec 2025 · Web frameworks
- added Google Font API Dec 2025 · Font scripts
- added Python Dec 2025 · Programming languages
2024 3 added · 1 dropped
- dropped Google Analytics Sep 2024 · Analytics
- added Google AdSense Jul 2024 · Advertising
- added Google Analytics Jul 2024 · Analytics
- added reCAPTCHA Jul 2024 · Security
2023 1 added
- added Clicky Aug 2023 · Analytics
2022 5 added
- added Open Graph Sep 2022 · Miscellaneous
- added Bootstrap Aug 2022 · UI frameworks
- added jQuery Aug 2022 · JavaScript libraries
- added Mailgun Aug 2022 · Email
- added Nginx Aug 2022 · Web servers
2021 4 added · 8 dropped
- dropped Font Awesome Dec 2021 · Font scripts
- dropped Google Ads Conversion Tracking Dec 2021 · Analytics
- dropped Google Analytics Dec 2021 · Analytics
- dropped Google Remarketing Tag Dec 2021 · Retargeting
- dropped Google Tag Manager Dec 2021 · Tag managers
- dropped Ubuntu Dec 2021 · Operating systems
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- dropped Google Tag Manager Jun 2021 · Tag managers
2020 3 added · 3 dropped
- dropped Google AdSense Dec 2020 · Advertising
- dropped PDF.js Jul 2020 · Miscellaneous
- added Google AdSense May 2020 · Advertising
- dropped jQuery UI May 2020 · JavaScript Libraries
- added Font Awesome Apr 2020 · Font Scripts
- added PDF.js Apr 2020 · Miscellaneous
2019 1 added · 2 dropped
- dropped Google AdSense Oct 2019 · Advertising Networks
- added Google AdSense Aug 2019 · Advertising Networks
- dropped Cloudflare Jul 2019 · CDN
2016 4 added
- added Cloudflare Sep 2016 · CDN
- added Font Awesome Sep 2016 · Font Scripts
- added jQuery Sep 2016 · JavaScript Frameworks
- added Nginx Sep 2016 · Web Servers