FlowViz vs Slot & Shaft
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 Slot & Shaft
| Detail | 
FlowViz | 
Slot & Shaft |
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| What it does | Free live Mermaid diagram editor with no signup required
| Design DIY furniture from aluminum extrusion, resize it in 3D, and get a parts list that matches the model
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| US
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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
| - Resize designs in 3D to custom dimensions
- Parts list generated from the same model data
- All dimensions in metric and inches
- Every part linked to US sellers
- Designs checked against fit rules before listing
- Part data sourced from manufacturer drawings
- Designs labeled as AI draft or test-built
- No account needed to browse and design
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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
| - Parts automatically computed to fit together based on slot systems and hardware compatibility
- Data sourced from manufacturer specifications rather than guesses
- Cut lengths computed from design model, not estimated
- Distinguishes between reference data and physically verified designs
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −4 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 27 | 0 |
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| Referring domains (Majestic) | 76 | 0 |
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4 details filled in for both companies.
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