Technology history for formstack.com
Stack size over time
From 4 detected technologies in Apr 2018 to 107 in Jun 2026.
Currently detected
- jQuery since Apr 2018
- Nginx since Apr 2018
- ZURB Foundation since Apr 2018
- Font Awesome since Apr 2018
- Facebook since Jun 2018
- New Relic since Jun 2018
- Google Font API since Jun 2018
- Google Analytics since Jun 2018
- Pardot since Jun 2018
- Google Tag Manager since Jun 2018
- Lightbox since Aug 2018
- RackCache since Aug 2018
- Modernizr since Aug 2018
- Bootstrap since Aug 2018
- Twitter since Aug 2018
- Ruby since Aug 2018
- Ruby on Rails since Aug 2018
- jQuery UI since Aug 2018
- Google Plus since Aug 2018
- Gravatar since Aug 2018
- Hotjar since Nov 2018
- AdRoll since Nov 2018
- Cloudflare since Apr 2019
- Webpack since Apr 2019
- React since Apr 2019
- Amazon Web Services since Oct 2019
- Amazon CloudFront since Oct 2019
- Typekit since Feb 2020
- Zendesk since Mar 2020
- OneTrust since Aug 2020
- jsDelivr since Sep 2020
- Webflow since Sep 2020
- Varnish since Sep 2020
- reCAPTCHA since Oct 2020
- Sentry since Jan 2021
- Microsoft Advertising since Feb 2021
- Sift since Feb 2021
- Linkedin Insight Tag since Feb 2021
- Wistia since Apr 2021
- Segment since Jun 2021
- Facebook Pixel since Jun 2021
- Drift since Jun 2021
- theTradeDesk since Jul 2021
- Moat since Jul 2021
- AddThis since Jul 2021
- Google Ads Conversion Tracking since Jul 2021
- Google Remarketing Tag since Jul 2021
- Amazon ALB since Aug 2021
- core-js since Sep 2021
- TRUENDO since Sep 2021
- Podsights since Sep 2021
- Preact since Oct 2021
- Cloudflare Bot Management since Oct 2021
- Envoy since Nov 2021
- Google Optimize since Nov 2021
- Google Hosted Libraries since Feb 2022
- Fastly since May 2022
- PWA since Aug 2022
- styled-components since Aug 2022
- Salesforce since Aug 2022
- Microsoft Clarity since Aug 2022
- LottieFiles since Aug 2022
- Google Workspace since Aug 2022
- Sendgrid since Aug 2022
- jQuery CDN since Aug 2022
- Open Graph since Sep 2022
- Adobe Audience Manager since Sep 2022
- HSTS since Sep 2022
- Salesforce Desk since Oct 2022
- Aura since Oct 2022
- Salesforce Marketing Cloud Account Engagement since Dec 2022
- Priority Hints since Dec 2022
- Apple iCloud Mail since Jan 2023
- Atlassian Statuspage since Jan 2023
- VWO since Jan 2023
- C since Feb 2023
- Webflow Ecommerce since Feb 2023
- Amazon S3 since Jul 2023
- cdnjs since Nov 2023
- Materialize CSS since Nov 2023
- Cart Functionality since Dec 2023
- Google AdSense since Feb 2024
- lit-html since Feb 2024
- Osano since Feb 2024
- FullStory since Jul 2024
- Linkedin Ads since Jul 2024
- PDF.js since Jul 2024
- Emotion since Jul 2024
- Next.js since Jul 2024
- Algolia since Jul 2024
- Node.js since Jul 2024
- Google Cloud since Aug 2024
- PayPal since Aug 2024
- Google Cloud CDN since Aug 2024
- MUI since Sep 2024
- HubSpot Analytics since Nov 2024
- HubSpot since Nov 2024
- Render since Nov 2024
- Lodash since Nov 2024
- Loadable-Components since Nov 2024
- HTTP/3 since Nov 2024
- ReadMe since Nov 2024
- Forethought Solve since Mar 2025
- Chili Piper since Aug 2025
- HubSpot Chat since Sep 2025
- Stripe since Feb 2026
- Qualified since Apr 2026
Previously used
- Userpilot Jul 2024 to Nov 2024 · 4 mo
- Canny Jul 2024 to Sep 2024 · 2 mo
- PHP Apr 2023 to Sep 2023 · 5 mo
- Cloudinary Mar 2022 to Jan 2023 · 10 mo
- Choices Oct 2021 to Dec 2022 · 1 yr
- OpenResty Jul 2021 to Nov 2022 · 1 yr
- Highlight.js Sep 2020 to Dec 2021 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- TinyMCE Oct 2020 to Jan 2021 · 3 mo
- Moment.js Apr 2019 to Aug 2020 · 1 yr
- Crazy Egg Aug 2018 to Jun 2019 · 10 mo
Timeline
2026 1 added
- added Qualified Apr 2026 · Marketing automation
2025 4 added · 1 dropped
- added Envoy Oct 2025 · Reverse proxies
- added HubSpot Chat Sep 2025 · Live chat
- added Chili Piper Aug 2025 · Appointment scheduling
- added Forethought Solve Mar 2025 · Widgets
- dropped Userpilot Jan 2025 · User onboarding
2024 9 added · 1 dropped
- dropped Canny Nov 2024 · Issue trackers
- added HubSpot Nov 2024 · Marketing automation
- added HubSpot Analytics Nov 2024 · Analytics
- added MUI Sep 2024 · UI frameworks
- added Google Cloud Aug 2024 · IaaS
- added Google Cloud CDN Aug 2024 · CDN
- added PayPal Aug 2024 · Payment processors
- added Google AdSense Feb 2024 · Advertising
- added lit-html Feb 2024 · JavaScript libraries
- added Osano Feb 2024 · Cookie compliance
2023 8 added · 4 dropped · 1 switched
- added cdnjs Nov 2023 · CDN
- added Materialize CSS Nov 2023 · UI frameworks
- dropped PHP Nov 2023 · Programming languages
- added Microsoft Clarity Oct 2023 · Analytics
- switched Cloudinary jsDelivr Jun 2023 · CDN
- added PHP Apr 2023 · Programming languages
- dropped Wheelio Apr 2023 · Widgets
- added C Feb 2023 · Programming languages
- dropped Choices Feb 2023 · JavaScript libraries
- dropped OpenResty Feb 2023 · Web servers
- added Apple iCloud Mail Jan 2023 · Webmail
- added Atlassian Statuspage Jan 2023 · Issue trackers
- added VWO Jan 2023 · Analytics
2022 11 added · 9 dropped
- dropped Microsoft Clarity Dec 2022 · Analytics
- added Priority Hints Dec 2022 · Performance
- added Salesforce Marketing Cloud Account Engagement Dec 2022 · Marketing automation
- added reCAPTCHA Nov 2022 · Security
- added Adobe Audience Manager Sep 2022 · Segmentation
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Email
- dropped reCAPTCHA Aug 2022 · Security
- added Salesforce Aug 2022 · CRM
- added Sendgrid Aug 2022 · Email
- dropped Sentry Aug 2022 · Issue trackers
- added Fastly May 2022 · CDN
- dropped Envoy Mar 2022 · Reverse proxies
- dropped Highlight.js Mar 2022 · Miscellaneous
- dropped jsDelivr Mar 2022 · CDN
- dropped React Mar 2022 · JavaScript frameworks
- dropped Webpack Mar 2022 · Miscellaneous
- dropped Zendesk Mar 2022 · Documentation
- added Google Hosted Libraries Feb 2022 · CDN
2021 23 added · 2 dropped
- added Envoy Nov 2021 · Reverse proxies
- added Google Optimize Nov 2021 · A/B Testing
- added Cloudflare Bot Management Oct 2021 · Security
- added Preact Oct 2021 · JavaScript libraries
- added core-js Sep 2021 · JavaScript libraries
- added Podsights Sep 2021 · Advertising
- added TRUENDO Sep 2021 · Cookie compliance
- added Wheelio Sep 2021 · Widgets
- added Amazon ALB Aug 2021 · Load balancers
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added theTradeDesk Jul 2021 · Advertising
- added Webpack Jul 2021 · Miscellaneous
- added Drift Jun 2021 · Live chat
- added Facebook Pixel Jun 2021 · Analytics
- added Segment Jun 2021 · Analytics
- added React May 2021 · JavaScript libraries
- added Zendesk May 2021 · Live chat
- added Wistia Apr 2021 · Video players
- dropped TinyMCE Mar 2021 · Rich text editors
- dropped Webpack Mar 2021 · Miscellaneous
- added Linkedin Insight Tag Feb 2021 · Analytics
- added Microsoft Advertising Feb 2021 · Analytics
- added Sift Feb 2021 · Analytics
- added Sentry Jan 2021 · Issue trackers
2020 8 added · 4 dropped
- dropped React Nov 2020 · JavaScript frameworks
- dropped Moment.js Oct 2020 · JavaScript libraries
- added reCAPTCHA Oct 2020 · Security
- added TinyMCE Oct 2020 · Rich text editors
- added Highlight.js Sep 2020 · Miscellaneous
- added jsDelivr Sep 2020 · CDN
- added Varnish Sep 2020 · Caching
- added Webflow Sep 2020 · Page builders
- added OneTrust Aug 2020 · Cookie compliance
- dropped Zendesk Aug 2020 · CMS
- dropped Crazy Egg Mar 2020 · Analytics
- added Zendesk Mar 2020 · Live Chat
2019 2 added
- added Amazon CloudFront Oct 2019 · CDN
- added Amazon Web Services Oct 2019 · PaaS