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CSS Button Generator 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.

CSS Button Generator compared with Mermaid Viewer
DetailCSS Button Generator logo CSS Button GeneratorMermaid Viewer logo Mermaid Viewer
What it doesDesign CSS buttons visually with 127 ready-made templates, customize colors, size, radius and text with live preview, then copy HTML and CSS or download as PNG Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given 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
  • 127 ready-made button designs including 3D, gradient, neumorphic, retro and sliding effects
  • Live preview with hover and click states
  • Copy HTML and CSS code in one click
  • Pure CSS with no JavaScript required
  • Works with Bootstrap and Tailwind CSS
  • Smooth hover animations with transition effects
  • Works across all modern browsers
  • No sign-up or account required
  • 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
  • 127 pre-designed buttons ready to customize
  • Live preview as you customize
  • Pure HTML and CSS with no dependencies
  • Completely free with no sign-up required
  • 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 votes00
DR (Domain Rating by Ahrefs)66 −1 (down) since last check6 +1 (up) since last check
Trust Flow (Majestic)303
Citation Flow (Majestic)3023
Referring domains (Majestic)111412

4 details filled in for both companies.

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