Technology history for lttr.jp
Stack size over time
From 9 detected technologies in Apr 2019 to 20 in Jun 2026 (peak 23).
Currently detected
- Twitter since Apr 2019
- Animate.css since Apr 2019
- jQuery since Apr 2019
- Lightbox since Apr 2019
- Google Analytics since Apr 2019
- HSTS since Oct 2022
- Open Graph since Oct 2022
- React since Feb 2024
- Ruby since Feb 2024
- Twitter Ads since Feb 2024
- WEBrick since Feb 2024
- Zendesk since Feb 2024
- Amazon Web Services since Feb 2024
- core-js since Feb 2024
- Facebook Login since Feb 2024
- Facebook Pixel since Feb 2024
- Mailgun since Feb 2024
- Sentry since Nov 2024
- Cloudflare since Mar 2025
- Cloudflare Bot Management since Mar 2025
Previously used
- Cowboy Nov 2024 to Jun 2025 · 7 mo
- Erlang Nov 2024 to Jun 2025 · 7 mo
- Heroku Nov 2024 to Jun 2025 · 7 mo
- reCAPTCHA Oct 2022 to Nov 2022 · 1 mo
- Apache HTTP Server Apr 2019 to Aug 2019 · 4 mo
- CentOS Apr 2019 to Aug 2019 · 4 mo
- Facebook Apr 2019 to Aug 2019 · 4 mo
- Phusion Passenger Apr 2019 to Aug 2019 · 4 mo
Timeline
2026 2 added
- added Cloudflare May 2026 · CDN
- added Cloudflare Bot Management May 2026 · Security
2025 2 added · 5 dropped
- dropped Cowboy Dec 2025 · Web servers
- dropped Erlang Dec 2025 · Programming languages
- dropped Heroku Dec 2025 · PaaS
- dropped Cloudflare Nov 2025 · CDN
- dropped Cloudflare Bot Management Nov 2025 · Security
- added Cloudflare Mar 2025 · CDN
- added Cloudflare Bot Management Mar 2025 · Security
2024 2 dropped
2019 8 dropped
- dropped Animate.css Oct 2019 · Web Frameworks
- dropped Apache HTTP Server Oct 2019 · Web Servers
- dropped CentOS Oct 2019 · Operating Systems
- dropped Facebook Oct 2019 · Widgets
- dropped jQuery Oct 2019 · JavaScript Libraries
- dropped Lightbox Oct 2019 · JavaScript Libraries
- dropped Phusion Passenger Oct 2019 · Web Servers
- dropped Twitter Oct 2019 · Widgets