Technology history for a16z.com
Stack size over time
From 7 detected technologies in May 2018 to 95 in Jun 2026.
Currently detected
- Google Font API since May 2018
- MailChimp since May 2018
- Google Maps since May 2018
- Nginx since May 2018
- WordPress since May 2018
- Marketo since May 2018
- Chartbeat since Jun 2018
- Google Analytics since Jun 2018
- jQuery since Jun 2018
- jQuery Migrate since Jun 2018
- Twitter Emoji (Twemoji) since Jun 2018
- Google Tag Manager since Jun 2018
- PHP since Jun 2018
- webpack-2 since Jun 2018
- MySQL since Jun 2018
- Webpack since Jul 2018
- Bootstrap since Jan 2019
- Erlang since Jan 2019
- Cowboy since Jan 2019
- jQuery UI since Jan 2019
- Express since Jan 2019
- Mixpanel since Jan 2019
- Node.js since Jan 2019
- New Relic since Mar 2019
- Gravatar since Mar 2019
- Parse.ly since May 2019
- Optimizely since Aug 2019
- Yoast SEO since Oct 2019
- FancyBox since Feb 2020
- Heap since Feb 2020
- HubSpot since Feb 2020
- Moment.js since Feb 2020
- Knockout.js since Feb 2020
- Sentry since Feb 2020
- Facebook since Feb 2020
- Font Awesome since Feb 2020
- Handlebars since Feb 2020
- Matomo since Feb 2020
- Automattic since Mar 2020
- WordPress VIP since Mar 2020
- GSAP since Apr 2020
- WP Engine since Jul 2020
- Linkedin Insight Tag since Feb 2021
- Typekit since Feb 2021
- Cloudflare since Mar 2021
- Facebook Pixel since Jul 2021
- Google Optimize since Jul 2021
- core-js since Sep 2021
- Axios since Sep 2021
- Crazy Egg since Sep 2021
- Cloudflare Bot Management since Oct 2021
- React since Jan 2022
- Algolia since Apr 2022
- Twitter Ads since Apr 2022
- Lever since Jun 2022
- Segment since Jun 2022
- Google Workspace since Aug 2022
- HTTP/3 since Sep 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Plausible since May 2023
- Vimeo since Jun 2023
- YouTube since Jun 2023
- Lodash since Sep 2023
- Linkedin Ads since Mar 2024
- Yoast SEO Premium since Apr 2024
- Emotion since May 2024
- Chakra UI since May 2024
- Netlify since May 2024
- reCAPTCHA since May 2024
- PWA since Aug 2024
- PDF.js since Aug 2024
- Heroku since Aug 2024
- React Router since Nov 2024
- Tailwind CSS since Feb 2025
- Vercel since Feb 2025
- Vercel Analytics since Feb 2025
- Next.js since Feb 2025
- Priority Hints since Apr 2025
- Radix UI since Apr 2025
- Sanity since Jul 2025
- Sendgrid since Jul 2025
- Salesforce since Aug 2025
- Stripe since Sep 2025
- Framer Sites since Jan 2026
- Envoy since Feb 2026
- Swiper since Feb 2026
- Amazon S3 since Feb 2026
- Amazon Web Services since Feb 2026
- Turbopack since Feb 2026
- jsDelivr since Mar 2026
- Alpine.js since Mar 2026
- Amazon SES since May 2026
- Google Cloud CDN since Jun 2026
- Google Cloud since Jun 2026
Previously used
- Cart Functionality Feb 2021 to Mar 2026 · 5 yrs
- LottieFiles Feb 2025 to Feb 2025 · 1 mo
- Three.js Jun 2024 to Jan 2025 · 7 mo
- Workable Dec 2023 to Feb 2024 · 2 mo
- RSS Dec 2022 to Aug 2023 · 8 mo
- Wistia Jun 2023 to Aug 2023 · 2 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Jobvite Nov 2022 to Nov 2022 · 1 mo
- Google Remarketing Tag Sep 2021 to May 2022 · 8 mo
- TikTok Pixel May 2022 to May 2022 · 1 mo
- Twitter Analytics Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Twitter May 2018 to May 2018 · 1 mo
Timeline
2026 5 added · 1 dropped
- dropped Cart Functionality Jun 2026 · Ecommerce
- added Google Cloud Jun 2026 · IaaS
- added Google Cloud CDN Jun 2026 · CDN
- added Amazon SES May 2026 · Email
- added Alpine.js Mar 2026 · JavaScript frameworks
- added jsDelivr Mar 2026 · CDN
2025 5 added · 5 dropped
- added Stripe Sep 2025 · Payment processors
- added Salesforce Aug 2025 · CRM
- added Sanity Jul 2025 · CMS
- added Sendgrid Jul 2025 · Email
- dropped Priority Hints Jun 2025 · Performance
- dropped LottieFiles May 2025 · Miscellaneous
- dropped Cart Functionality Apr 2025 · Ecommerce
- dropped Three.js Mar 2025 · JavaScript graphics
- added Cart Functionality Feb 2025 · Ecommerce
- dropped Cart Functionality Jan 2025 · Ecommerce
2024 5 added · 1 dropped
- added Cart Functionality Nov 2024 · Ecommerce
- added React Router Nov 2024 · JavaScript frameworks
- added Three.js Jun 2024 · JavaScript graphics
- dropped Workable Apr 2024 · Recruitment & staffing
- added Yoast SEO Premium Apr 2024 · SEO
- added Linkedin Ads Mar 2024 · Advertising
2023 8 added · 5 dropped
- added Workable Dec 2023 · Recruitment & staffing
- dropped RSS Oct 2023 · Miscellaneous
- dropped Vimeo Oct 2023 · Video players
- dropped Wistia Oct 2023 · Video players
- added Lodash Sep 2023 · JavaScript libraries
- added Twitter Ads Sep 2023 · Advertising
- added Vimeo Jun 2023 · Video players
- added Wistia Jun 2023 · Video players
- added YouTube Jun 2023 · Video players
- added Plausible May 2023 · Analytics
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
- dropped Jobvite Jan 2023 · Recruitment & staffing
2022 9 added · 3 dropped · 2 switched
- dropped Cart Functionality Dec 2022 · Ecommerce
- added RSS Dec 2022 · Miscellaneous
- added Cart Functionality Sep 2022 · Ecommerce
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Webmail
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Twitter Ads Jul 2022 · Advertising
- added Segment Jun 2022 · Customer data platform
- switched Twitter Analytics TikTok Pixel May 2022 · Analytics
- added Algolia Apr 2022 · Search engines
- added Twitter Ads Apr 2022 · Advertising
- switched TikTok Pixel Twitter Analytics Apr 2022 · Analytics
2021 9 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cloudflare Bot Management Oct 2021 · Security
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Facebook Pixel Jul 2021 · Analytics
- added Google Optimize Jul 2021 · A/B Testing
- dropped Cart Functionality May 2021 · Ecommerce
- added Cloudflare Mar 2021 · CDN
- added Cart Functionality Feb 2021 · Ecommerce
- added Linkedin Insight Tag Feb 2021 · Analytics
- added Typekit Feb 2021 · Font scripts
2020 4 added
- added WP Engine Jul 2020 · PaaS
- added GSAP Apr 2020 · JavaScript Frameworks
- added Automattic Mar 2020 · PaaS
- added WordPress VIP Mar 2020 · PaaS
2019 5 added
- added Yoast SEO Oct 2019 · SEO
- added Optimizely Aug 2019 · Analytics
- added Parse.ly May 2019 · Analytics
- added Gravatar Mar 2019 · Miscellaneous
- added New Relic Mar 2019 · Analytics
2018 10 added · 2 dropped
- dropped Google Font API Jul 2018 · Font Scripts
- dropped Twitter Jul 2018 · Widgets
- added Webpack Jul 2018 · Miscellaneous
- added Chartbeat Jun 2018 · Analytics
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added jQuery Jun 2018 · JavaScript Frameworks
- added jQuery Migrate Jun 2018 · JavaScript Frameworks
- added MySQL Jun 2018 · Databases
- added PHP Jun 2018 · Programming Languages
- added Twitter Emoji (Twemoji) Jun 2018 · Miscellaneous
- added webpack-2 Jun 2018 · Miscellaneous