FlowViz vs OpenSlides
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 OpenSlides
| Detail | 
FlowViz | 
OpenSlides |
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| What it does | Free live Mermaid diagram editor with no signup required
| A deck studio that runs in your browser with animated slides, live presenting, narration, dubbing and video export
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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
| Not given
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free: all features except AI. AI on account credits: 1,000 credits for $5 or 5,000 for $20. Optional cloud services billed by their providers.
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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
| - 263 animated motion components including backgrounds, kinetic type, charts, maps, 3D, and interactive widgets
- Live presenting with presenter view showing notes, next slide and timer
- Narration and dubbing in multiple languages
- Import and export PowerPoint files and PDF
- Four-step workflow from brief to finished deck with or without AI
- Full studio functionality on phone and tablet
- AI integration with multiple model providers and account credits
- Encrypted sharing with private links that hosts cannot read
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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
| - All features except AI are completely free with no watermark and no account required
- Your decks stay on your device in browser storage until you choose to share them
- AI stays optional and works with your own keys so the company never sees your deck or bills
- Open source code licensed MIT or Apache-2.0 at your choice
- Automatic self-repair that checks and fixes AI-generated changes up to twice
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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 | 13 |
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| Referring domains (Majestic) | 76 | 3 |
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4 details filled in for both companies.
More alternatives to FlowViz More alternatives to OpenSlides