Contexxt vs Mermaid Viewer

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Contexxt compared with Mermaid Viewer
Detail	Contexxt	Mermaid Viewer
What it does	Your design system enforced	Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: €0 forever for one design system with tokens, components, assets, MCP endpoint, Figma import and sync, live documentation site, and drift checks inside the app. Studio: €15 per seat per month with up to 5 design systems, 10 contexts and API keys, 3 connected repositories, enforcement on every	Free: unlimited editor and preview, 3 saved diagrams, 5 AI uses total, PNG export 1× with watermark. Starter: $6.99/month or $69.90/year; 30 saved diagrams, 500 AI conversations per month, PNG export up to 4× without watermark. Pro: $11.99/month or $119.90/year; unlimited diagrams, unlimited AI, PNG
Key features	Reads Figma variables and styles plus repository code to build one clear picture of your design system Serves design system to Claude Code, Cursor and Copilot through secure MCP connection Generates editor rule files automatically Live documentation with auto-synced token blocks Source code never leaves your repository Separate space and connection for each design system or client Configurable rule strictness with errors blocking merges and warnings letting them through Multiple connected repositories and contexts per plan	Live preview of Mermaid code as you type AI diagram generator, editor and syntax fixer PNG export on every plan; JPG, SVG and PDF on Pro All 22+ Mermaid diagram types supported Share diagrams via public links and embeds Save diagrams to cloud with folders and version history Keyboard shortcuts and autocomplete Mobile-responsive editor with pan and pinch-zoom
What makes it different	Reconciles Figma design files with actual repository code into one unified source of truth Ranks tokens by actual usage instead of showing raw Figma values Catches design system mismatches before code merges, not just in reviews Works through MCP protocol so compatible with multiple AI tools not just one	No account or sign-up required to start editing diagrams Affordable pricing: Starter at $6.99/month, Pro at $11.99/month Diagrams render in your browser; nothing stored unless you choose to save Fast editor with instant rendering and clear error messages
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 no change since last check	6 +1 (up) since last check
Trust Flow (Majestic)	17	3
Citation Flow (Majestic)	11	23
Referring domains (Majestic)	21	12

5 details filled in for both companies.

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