Technology history for pdfa.org

2026 1 added

• added Twitter Emoji (Twemoji) Feb 2026 · Font scripts

2025 3 added

• added Stripe Jun 2025 · Payment processors
• added WooCommerce Stripe Payment Gateway Jun 2025 · WordPress plugins
• added Cloudflare Bot Management Mar 2025 · Security

2024 7 added · 2 dropped · 2 switched

• dropped Twitter Emoji (Twemoji) Jul 2024 · Font scripts
• added WordPress Block Editor Jul 2024 · Page builders
• added Redis Jun 2024 · Databases
• added Redis Object Cache Jun 2024 · Caching
• added Twitter Emoji (Twemoji) May 2024 · Font scripts
• dropped React Mar 2024 · JavaScript frameworks
• switched Lodash → core-js Jan 2024 · JavaScript libraries
• added GeneratePress Jan 2024 · WordPress themes
• switched core-js → Lodash Jan 2024 · JavaScript libraries
• added Priority Hints Jan 2024 · Performance
• added React Jan 2024 · JavaScript frameworks

2023 3 added · 3 dropped

• dropped Open Graph Oct 2023 · Miscellaneous
• dropped CookieYes Sep 2023 · Cookie compliance
• added Animate.css Jun 2023 · UI frameworks
• added Google Tag Manager Jun 2023 · Tag managers
• added Preact Jun 2023 · JavaScript libraries
• dropped Twitter Emoji (Twemoji) May 2023 · Font scripts

2022 12 added · 8 dropped · 1 switched

• dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
• dropped Google Tag Manager Dec 2022 · Tag managers
• added RSS Dec 2022 · Miscellaneous
• added HTTP/3 Sep 2022 · Miscellaneous
• added Open Graph Sep 2022 · Miscellaneous
• added PhotoSwipe Sep 2022 · Photo galleries
• dropped core-js Aug 2022 · JavaScript libraries
• added GoDaddy Aug 2022 · Hosting
• dropped Google Remarketing Tag Jul 2022 · Retargeting
• dropped Tailwind CSS Jun 2022 · UI frameworks
• added core-js May 2022 · JavaScript libraries
• dropped WebToffee GDPR Cookie Consent May 2022 · WordPress plugins
• added Cloudflare Network Error Logging Apr 2022 · Issue trackers
• added Tailwind CSS Apr 2022 · UI frameworks
• dropped AddToAny Mar 2022 · Widgets
• added EmbedPlus Feb 2022 · WordPress plugins
• added MailChimp for WordPress Feb 2022 · WordPress plugins
• switched Linkedin Insight Tag → MonsterInsights Feb 2022 · Analytics
• added TablePress Feb 2022 · WordPress plugins
• added WebToffee GDPR Cookie Consent Feb 2022 · Cookie compliance
• dropped Lodash Jan 2022 · JavaScript libraries

2021 19 added · 11 dropped

• dropped Wheelio Dec 2021 · Widgets
• dropped Apache HTTP Server Nov 2021 · Web servers
• added WooCommerce Nov 2021 · Ecommerce
• added Cloudflare Oct 2021 · CDN
• added Kinsta Oct 2021 · Hosting
• dropped WooCommerce Oct 2021 · Ecommerce
• added Wheelio Sep 2021 · Widgets
• added Backbone.js Jul 2021 · JavaScript frameworks
• added CookieYes Jul 2021 · Cookie compliance
• added Google Remarketing Tag Jul 2021 · Retargeting
• added Google Tag Manager Jul 2021 · Tag managers
• added jQuery Migrate Jul 2021 · JavaScript libraries
• added jQuery UI Jul 2021 · JavaScript libraries
• added Lodash Jul 2021 · JavaScript libraries
• added MailChimp Jul 2021 · Marketing automation
• added MediaElement.js Jul 2021 · Video players
• added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
• added Underscore.js Jul 2021 · JavaScript libraries
• dropped Google Tag Manager Jun 2021 · Tag managers
• added WooCommerce Jun 2021 · Ecommerce
• added Google Tag Manager Apr 2021 · Tag managers
• dropped Backbone.js Mar 2021 · JavaScript frameworks
• dropped jQuery Migrate Mar 2021 · JavaScript libraries
• dropped jQuery UI Mar 2021 · JavaScript libraries
• dropped MediaElement.js Mar 2021 · Video players
• dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
• dropped Underscore.js Mar 2021 · JavaScript libraries
• dropped WooCommerce Mar 2021 · Ecommerce
• added Linkedin Insight Tag Feb 2021 · Analytics
• added jQuery Migrate Jan 2021 · JavaScript libraries

2020 1 added · 2 dropped

• dropped jQuery Migrate Dec 2020 · JavaScript libraries
• dropped reCAPTCHA Apr 2020 · Captchas
• added Google Analytics Mar 2020 · Analytics

2019 17 added · 7 dropped

• added reCAPTCHA Sep 2019 · Captchas
• added WooCommerce Aug 2019 · Ecommerce
• dropped Google Analytics Apr 2019 · Analytics
• added AddToAny Mar 2019 · Widgets
• added Apache HTTP Server Mar 2019 · Web Servers
• added Backbone.js Mar 2019 · JavaScript Frameworks
• added Bootstrap Mar 2019 · Web Frameworks
• dropped Facebook Mar 2019 · Widgets
• added Font Awesome Mar 2019 · Font Scripts
• added Google Font API Mar 2019 · Font Scripts
• dropped Google Plus Mar 2019 · Widgets
• added jQuery Mar 2019 · JavaScript Libraries
• added jQuery Migrate Mar 2019 · JavaScript Libraries
• added jQuery UI Mar 2019 · JavaScript Libraries
• dropped Linkedin Mar 2019 · Widgets
• added MediaElement.js Mar 2019 · Video Players
• dropped Modernizr Mar 2019 · JavaScript Libraries
• added MySQL Mar 2019 · Databases
• added PHP Mar 2019 · Programming Languages
• dropped Slick Mar 2019 · JavaScript Libraries
• dropped Twitter Mar 2019 · Widgets
• added Twitter Emoji (Twemoji) Mar 2019 · Miscellaneous
• added Underscore.js Mar 2019 · JavaScript Libraries
• added WordPress Mar 2019 · Blogs

2018 2 dropped

• dropped FreeBSD Dec 2018 · Operating Systems
• dropped OpenSSL Dec 2018 · Web Server Extensions