FlowViz vs IconStash
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
FlowViz compared with IconStash
| Detail | 
FlowViz | 
IconStash |
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| What it does | Free live Mermaid diagram editor with no signup required
| Instant browser-based search engine for 134,701 open-source SVG and PNG icons across 28 libraries
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Live preview as you type
- 21 diagram types including flowcharts, sequence, class, state, ER, Gantt, git graph, mindmap and timeline
- Two-way editing for flowcharts
- SVG and PNG export
- Share diagrams as URLs with embedded diagram content
- Built-in template picker and cheatsheet
- No account or signup required
- Works entirely in browser with local storage
- Open Mermaid Live Editor links
- Mermaid v11 syntax support
| - Search 134,701 icons across 28 libraries simultaneously
- Real-time color and stroke-width customization
- Export to SVG, PNG, React JSX, Vue, CSS, HTML, and SVG sprites
- Compare the same icon across multiple libraries
- No login or API key required
- 100% client-side processing with no server communication
- Works offline after first load
- Support for 28 open-source icon families
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| What makes it different | - No signup, paywall, or data collection required
- Diagrams stay in your browser's local storage by default
- Two-way editing that updates code when you edit the canvas
- Live preview with no render button required
- Clean SVG export for professional use in docs and slides
| - Complete privacy with 100% client-side processing
- Instant zero-latency search and customization
- 94.5% of icons require zero attribution
- Export to multiple code formats with one click
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −4 (down) since last check | 16 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 5 | 5 |
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| Citation Flow (Majestic) | 27 | 22 |
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| Referring domains (Majestic) | 76 | 31 |
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4 details filled in for both companies.
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