Technology history for propublica.org
Stack size over time
From 1 detected technologies in Apr 2018 to 83 in Jun 2026.
Currently detected
- Facebook since Apr 2018
- Chartbeat since Jun 2018
- jQuery since Jun 2018
- Lodash since Jun 2018
- Google Analytics since Jun 2018
- New Relic since Jun 2018
- Pardot since Jun 2018
- Google Tag Manager since Jun 2018
- Prebid since Jun 2018
- Underscore.js since Jun 2018
- Varnish since Jun 2018
- AngularJS since Aug 2018
- Cloudflare since Aug 2018
- Nginx since Aug 2018
- Moment.js since Aug 2018
- PayPal since Aug 2018
- Google Font API since Aug 2018
- GSAP since Aug 2018
- Heap since Aug 2018
- Hotjar since Aug 2018
- Twitter since Aug 2018
- reCAPTCHA since Oct 2018
- Amazon Web Services since Jan 2019
- jQuery Migrate since Jan 2019
- BugSnag since Feb 2019
- Stripe since Apr 2019
- Babel since Mar 2020
- Cart Functionality since Aug 2020
- Google Publisher Tag since Feb 2021
- Sailthru since May 2021
- Amazon Advertising since Jun 2021
- Cloudflare Browser Insights since Jun 2021
- Classy since Jul 2021
- Facebook Pixel since Jul 2021
- PHP since Jul 2021
- Twitter Ads since Jul 2021
- core-js since Sep 2021
- OneTrust since Sep 2021
- Cloudflare Bot Management since Dec 2021
- Unpkg since Dec 2021
- jQuery CDN since Feb 2022
- LazySizes since Feb 2022
- web-vitals since Feb 2022
- YouTube since Jul 2022
- Amazon SES since Aug 2022
- Mailgun since Aug 2022
- Microsoft 365 since Aug 2022
- Salesforce since Aug 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Cloudflare Rocket Loader since Oct 2022
- Parse.ly since Oct 2022
- Salesforce Marketing Cloud Account Engagement since Dec 2022
- Apple iCloud Mail since Jan 2023
- PayPal Marketing Solutions since Feb 2023
- Plaid since Feb 2023
- Svelte since Mar 2023
- Convert since May 2023
- Matomo Analytics since May 2023
- Mixpanel since May 2023
- Transcend since Jun 2023
- Hashtag Labs since Oct 2023
- Google Workspace since Apr 2024
- Backbone.js since Jul 2025
- jQuery UI since Jul 2025
- Leaflet since Jul 2025
- Livefyre since Jul 2025
- Datadog since Jul 2025
- DataDome since Jul 2025
- Handlebars since Jul 2025
- RSS since Sep 2025
- Ubuntu since Sep 2025
- MySQL since Nov 2025
- Priority Hints since Nov 2025
- React since Nov 2025
- WordPress since Nov 2025
- WordPress Site Editor since Nov 2025
- WordPress VIP since Nov 2025
- Yoast SEO since Nov 2025
- Yoast SEO Premium since Nov 2025
- styled-components since Dec 2025
- Twitter Emoji (Twemoji) since May 2026
Previously used
- ID5 Feb 2025 to Oct 2025 · 8 mo
- WhatsApp Business Chat Nov 2024 to Apr 2025 · 5 mo
- Google Optimize Apr 2023 to Apr 2023 · 1 mo
- Optimizely Jan 2022 to Mar 2023 · 1 yr
- Java Dec 2021 to Dec 2022 · 1 yr
- SummerCart Jul 2021 to Feb 2022 · 7 mo
- Google Core Web Vitals Sep 2021 to Jan 2022 · 4 mo
- Google AdSense Jul 2021 to Nov 2021 · 4 mo
- Facebook Login Jul 2021 to Oct 2021 · 3 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Vimeo Jul 2021 to Sep 2021 · 2 mo
- DoubleClick for Publishers (DFP) Jun 2018 to Nov 2019 · 1 yr
- Lua Jul 2019 to Nov 2019 · 4 mo
- OpenResty Jul 2019 to Nov 2019 · 4 mo
- Disqus Dec 2018 to Sep 2019 · 9 mo
- Amazon CloudFront Aug 2018 to Jun 2019 · 10 mo
- Segment Aug 2018 to Feb 2019 · 6 mo
Timeline
2026 1 added
- added Twitter Emoji (Twemoji) May 2026 · Font scripts
2025 12 added · 3 dropped
- dropped ID5 Dec 2025 · Advertising
- added styled-components Dec 2025 · JavaScript frameworks
- added MySQL Nov 2025 · Databases
- added PHP Nov 2025 · Programming languages
- added Priority Hints Nov 2025 · Performance
- added React Nov 2025 · JavaScript frameworks
- added WordPress Nov 2025 · CMS
- added WordPress Site Editor Nov 2025 · Page builders
- added WordPress VIP Nov 2025 · PaaS
- added Yoast SEO Nov 2025 · SEO
- added Yoast SEO Premium Nov 2025 · SEO
- dropped WhatsApp Business Chat Jun 2025 · Live chat
- added ID5 Feb 2025 · Advertising
- added WhatsApp Business Chat Feb 2025 · Live chat
- dropped WhatsApp Business Chat Jan 2025 · Live chat
2024 2 added
- added WhatsApp Business Chat Nov 2024 · Live chat
- added Google Workspace Apr 2024 · Email
2023 13 added · 4 dropped
- added Hashtag Labs Oct 2023 · Advertising
- added Hotjar Aug 2023 · Analytics
- dropped Google Optimize Jun 2023 · A/B Testing
- added Google Publisher Tag Jun 2023 · Advertising
- dropped Optimizely Jun 2023 · A/B Testing
- added Transcend Jun 2023 · Cookie compliance
- added Convert May 2023 · A/B Testing
- dropped Google Publisher Tag May 2023 · Advertising
- added Matomo Analytics May 2023 · Analytics
- added Mixpanel May 2023 · Analytics
- added Google Optimize Apr 2023 · A/B Testing
- added Svelte Mar 2023 · JavaScript frameworks
- dropped Java Feb 2023 · Programming languages
- added PayPal Marketing Solutions Feb 2023 · Analytics
- added Plaid Feb 2023 · Payment processors
- added Stripe Feb 2023 · Payment processors
- added Apple iCloud Mail Jan 2023 · Webmail
2022 14 added · 5 dropped · 1 switched
- added Salesforce Marketing Cloud Account Engagement Dec 2022 · Marketing automation
- added Parse.ly Oct 2022 · Analytics
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon SES Aug 2022 · Email
- added Amazon Web Services Aug 2022 · PaaS
- added Mailgun Aug 2022 · Email
- added Microsoft 365 Aug 2022 · Email
- added Salesforce Aug 2022 · CRM
- dropped PHP Jul 2022 · Programming languages
- dropped SummerCart Jul 2022 · Ecommerce
- added YouTube Jul 2022 · Video players
- added jQuery CDN Feb 2022 · CDN
- added LazySizes Feb 2022 · JavaScript libraries
- switched Google Core Web Vitals web-vitals Feb 2022 · RUM
- dropped Google AdSense Jan 2022 · Advertising
- added Optimizely Jan 2022 · A/B Testing
- dropped Vimeo Jan 2022 · Video players
- dropped Wheelio Jan 2022 · Widgets
2021 22 added · 8 dropped
- dropped Facebook Login Dec 2021 · Social logins
- added core-js Sep 2021 · JavaScript libraries
- added Google Core Web Vitals Sep 2021 · RUM
- added OneTrust Sep 2021 · Cookie compliance
- added Wheelio Sep 2021 · Widgets
- added Babel Jul 2021 · Miscellaneous
- added BugSnag Jul 2021 · Analytics
- added Classy Jul 2021 · Page builders
- added Facebook Login Jul 2021 · Social logins
- added Facebook Pixel Jul 2021 · Analytics
- added Google AdSense Jul 2021 · Advertising
- added GSAP Jul 2021 · JavaScript frameworks
- added Lodash Jul 2021 · JavaScript libraries
- added Moment.js Jul 2021 · JavaScript libraries
- added New Relic Jul 2021 · Analytics
- added PHP Jul 2021 · Programming languages
- added SummerCart Jul 2021 · Ecommerce
- added Twitter Ads Jul 2021 · Advertising
- added Vimeo Jul 2021 · Video players
- added Amazon Advertising Jun 2021 · Advertising
- added Cloudflare Browser Insights Jun 2021 · Analytics
- dropped Hotjar Jun 2021 · Analytics
- added Sailthru May 2021 · Marketing automation
- dropped Babel Mar 2021 · Miscellaneous
- dropped BugSnag Mar 2021 · Analytics
- dropped GSAP Mar 2021 · JavaScript frameworks
- dropped Lodash Mar 2021 · JavaScript libraries
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped New Relic Mar 2021 · Analytics
- added Google Publisher Tag Feb 2021 · Advertising
2020 5 added · 6 dropped
- added Cart Functionality Aug 2020 · Ecommerce
- added Babel Mar 2020 · Miscellaneous
- added Heap Mar 2020 · Analytics
- added Hotjar Feb 2020 · Analytics
- added Lodash Feb 2020 · JavaScript Libraries
- dropped DoubleClick for Publishers (DFP) Jan 2020 · Advertising Networks
- dropped Hotjar Jan 2020 · Analytics
- dropped Lua Jan 2020 · Programming Languages
- dropped Nginx Jan 2020 · Reverse Proxy
- dropped OpenResty Jan 2020 · Web Servers
- dropped Varnish Jan 2020 · Cache Tools
2019 38 added · 12 dropped
- dropped Heap Dec 2019 · Analytics
- dropped Disqus Nov 2019 · Comment Systems
- added BugSnag Oct 2019 · Analytics
- added Google Font API Oct 2019 · Font Scripts
- added GSAP Oct 2019 · JavaScript Frameworks
- added Moment.js Oct 2019 · JavaScript Libraries
- added PayPal Oct 2019 · Payment Processors
- added Twitter Oct 2019 · Widgets
- dropped BugSnag Sep 2019 · Analytics
- dropped Google Font API Sep 2019 · Font Scripts
- dropped GSAP Sep 2019 · JavaScript Frameworks
- dropped Moment.js Sep 2019 · JavaScript Libraries
- dropped PayPal Sep 2019 · Payment Processors
- dropped Stripe Sep 2019 · Payment Processors
- dropped Twitter Sep 2019 · Widgets
- dropped Amazon CloudFront Aug 2019 · CDN
- dropped Amazon Web Services Aug 2019 · PaaS
- added Lua Jul 2019 · Programming Languages
- added OpenResty Jul 2019 · Web Servers
- dropped Segment Apr 2019 · Analytics
- added Stripe Apr 2019 · Payment Processors
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon Web Services Mar 2019 · PaaS
- added AngularJS Mar 2019 · JavaScript Frameworks
- added BugSnag Mar 2019 · Analytics
- added Chartbeat Mar 2019 · Analytics
- added Cloudflare Mar 2019 · CDN
- added Disqus Mar 2019 · Comment Systems
- added DoubleClick for Publishers (DFP) Mar 2019 · Advertising Networks
- added Facebook Mar 2019 · Widgets
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Tag Manager Mar 2019 · Tag Managers
- added GSAP Mar 2019 · JavaScript Frameworks
- added Heap Mar 2019 · Analytics
- added Hotjar Mar 2019 · Analytics
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery Migrate Mar 2019 · JavaScript Libraries
- added Moment.js Mar 2019 · JavaScript Libraries
- added New Relic Mar 2019 · Analytics
- added Nginx Mar 2019 · Web Servers
- added Pardot Mar 2019 · Marketing Automation
- added PayPal Mar 2019 · Payment Processors
- added Prebid Mar 2019 · Advertising Networks
- added reCAPTCHA Mar 2019 · Captchas
- added Twitter Mar 2019 · Widgets
- added Varnish Mar 2019 · Cache Tools
- added BugSnag Feb 2019 · Analytics
- added Amazon Web Services Jan 2019 · PaaS
- added jQuery Migrate Jan 2019 · JavaScript Libraries
2018 13 added · 2 dropped
- added Disqus Dec 2018 · Comment Systems
- added reCAPTCHA Oct 2018 · Captchas
- dropped Lodash Aug 2018 · JavaScript Frameworks
- dropped Underscore.js Aug 2018 · JavaScript Frameworks
- added Chartbeat Jun 2018 · Analytics
- added DoubleClick for Publishers (DFP) Jun 2018 · Advertising Networks
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added jQuery Jun 2018 · JavaScript Frameworks
- added Lodash Jun 2018 · JavaScript Frameworks
- added New Relic Jun 2018 · Analytics
- added Pardot Jun 2018 · Marketing Automation
- added Prebid Jun 2018 · Advertising Networks
- added Underscore.js Jun 2018 · JavaScript Frameworks
- added Varnish Jun 2018 · Cache Tools