Technology history for htdp.org
Stack size over time
From 2 detected technologies in Apr 2018 to 7 in Jun 2026 (peak 9).
Currently detected
- Apache HTTP Server since Apr 2018
- Debian since Apr 2018
- Fastly since Jun 2020
- GitHub Pages since Jun 2020
- Varnish since Jun 2020
- Google Workspace since Aug 2022
- Mailgun since May 2024
Previously used
- Cloudflare Jun 2020 to Jan 2023 · 2 yrs
- HTTP/3 Sep 2022 to Jan 2023 · 4 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Ruby Jun 2020 to May 2022 · 1 yr
- Ruby on Rails Jun 2020 to May 2022 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2024 1 added
- added Mailgun May 2024 · Email
2023 2 dropped
- dropped Cloudflare Mar 2023 · CDN
- dropped HTTP/3 Mar 2023 · Miscellaneous
2022 3 added · 3 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added HTTP/3 Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Webmail
- dropped Ruby Jul 2022 · Programming languages
- dropped Ruby on Rails Jul 2022 · Web frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
2021 2 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Ruby Jun 2021 · Programming languages
- dropped Ruby Mar 2021 · Programming languages
2020 6 added
- added Cloudflare Jun 2020 · CDN
- added Fastly Jun 2020 · CDN
- added GitHub Pages Jun 2020 · PaaS
- added Ruby Jun 2020 · Programming languages
- added Ruby on Rails Jun 2020 · Web frameworks
- added Varnish Jun 2020 · Caching