Tech stack changes this week

First-party time-series data: which websites added, removed, or upgraded technologies in the past 7 days. Sourced from continuous DetectZeStack scans — not surveys, not estimates.

Window: last 7 days · RSS feed · Updated daily as new scans land

📰 Editorial issue: Issue #1 — jQuery Is Still Spreading: 38 New Adoptions This Week

Adoptions
199
Removals
442
Version upgrades
290
Sites tracked
12

Top adopted this week

Technologies most commonly added to a site that didn’t have them before. Each row links to a programmatic page listing every site that adopted it.

TechnologyCategorySites adopting
C3.js JavaScript libraries 11
Cloudflare Bot Management Security 9
Webflow CMS 7
Let's Encrypt SSL/TLS certificate authority 7
jQuery JavaScript libraries 6
Google Tag Manager Tag managers 6
Cloudflare CDN 6
jQuery Migrate JavaScript libraries 5
YouTube Video players 5
HTTP/3 Miscellaneous 5
HSTS Security 5
Amazon S3 CDN 5
Google Cloud Cloud hosting 4
Amazon Web Services PaaS 4
p5.js JavaScript libraries 3

Most dropped this week

Technologies removed from sites that previously had them. Often a leading indicator of vendor churn or platform consolidation.

TechnologyCategorySites dropping
HSTS Security 31
Google Tag Manager Tag managers 21
jQuery JavaScript libraries 19
Klaviyo Marketing automation 17
dc.js JavaScript graphics 12
React JavaScript frameworks 10
Typekit Font scripts 8
Google Cloud IaaS 8
Google Analytics Analytics 8
Adobe Fonts Font scripts 8

Latest changes

Every detected change in the last 7 days, newest first.