
Webflow CMS
CMS
Contentful
CMSSide-by-side comparison of detection signals, AI scores, and features. Use our free tool to check which one powers any website.
| Category | CMS | CMS |
| AI Score | 20/100 — Traditional | 20/100 — Traditional |
| Detection Signals | 4 patterns | 7 patterns |
| Script Detection | — | 2 patterns |
| CDN Detection | 1 domains | 2 domains |
| Header Detection | — | — |
| Sites Detected | No data yet | 355 scans |
| Best For | Blogs & content-heavy sitesTry Webflow CMS → | Blogs & content-heavy sitesTry Contentful → |
| Official Website | Visit | Visit |
CMS
Webflow CMS is a cms with an AI Score of 20/100 (Traditional). Our detection engine uses 4 signal patterns to identify Webflow CMS-built sites.
CMS
Contentful is a cms with an AI Score of 20/100 (Traditional). Our detection engine uses 7 signal patterns to identify Contentful-built sites.
Webflow CMS is Webflow's integrated content management system for building dynamic, data-driven websites — enabling teams to define custom content types (Collections) and have editors add content through a structured interface while developers control the visual presentation. Unlike headless CMS platforms, Webflow CMS is tightly coupled to the Webflow visual editor, meaning the data and the design live in the same system. It powers dynamic blogs, portfolio galleries, job boards, and event listings on Webflow sites. CMS-powered Webflow pages are identifiable through w-dyn-item class names on individual collection items and w-dyn-list on collection list containers — these are injected by Webflow's CMS rendering engine and appear consistently across all CMS-powered Webflow sites.
Contentful is the world's leading headless Content Management System, used by enterprise teams at Nike, Spotify, and Burger King to manage content across websites, apps, and digital experiences from a single platform. Unlike traditional CMS platforms, Contentful separates content storage from presentation entirely — it provides a REST API and GraphQL API that any frontend framework can query, then renders content through whatever technology the team chooses. This architecture means Contentful often powers Next.js, Gatsby, or Nuxt frontends rather than having its own rendering layer. Sites backed by Contentful are identifiable through their media CDN domains: images.ctfassets.net and downloads.ctfassets.net serve all stored assets, and these URLs appear in image src attributes and link hrefs throughout the page. Contentful plans start at a free Community tier, with Team plans from $300/month for professional workflows.
/webflow\.com\/assets/i while Contentful uses /images\.ctfassets\.net/i — making CDN domain analysis one of the most reliable ways to distinguish them.Choose Webflow CMS if…
Choose Contentful if…
Our Pick — Based on 355+ detections
The most frequently detected cms in our scan database.
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