| What it does | REST API for programmatic HTML document and image conversion
| RFC-4180 JSON to CSV converter and nested object flattener for browser-native bidirectional data conversion
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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 | Freemium
| Free
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| Pricing | Free tier (10 conversions/day, 10 MB files), Free Account (20 conversions/day, 50 MB files), Premium (€9.99/mo or €95.99/year: unlimited conversions, 200 MB files, REST API 60 req/min), Premium Plus (€29.99/mo or €287.99/year: 1 GB files, 500 req/min API). API credits: 1,000 credits $12.00 one-off o
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| Key features | - Asynchronous conversion with submit, poll, download workflow
- API key authentication with rate limits and monthly quotas
- Credit-based pricing with no overage charges
- Support for multiple file formats including PDF, images, and spreadsheets
- Usage tracking endpoint to monitor allowance and consumption
- No SDK required, simple HTTP requests with any client
- Batch processing and file management
- Webhooks and batch API on Premium Plus
- White-label option to remove branding from outputs
| - Bidirectional conversion between JSON and CSV formats
- RFC-4180 state-machine escaping for proper comma and quote handling
- Recursive nested object flattening with dot notation
- Recursive key union discovery across entire JSON array
- Multiple delimiter options: comma, tab (TSV), and semicolon
- Local browser-based processing with zero server upload
- Support for multiline and quoted CSV fields
- File upload and text paste input options
- Immediate download of converted files
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| What makes it different | - No installation or configuration required beyond an API key
- No overage charges or surprise bills for quota overages
- Fast conversions completing in under a second for most formats
- Premium users get unlimited API access with no credit cost
- One-time purchase credits never expire versus subscription options
| - 100% lossless bidirectional conversion with full RFC-4180 compliance
- Scans entire JSON array instead of just first object to preserve all fields
- Zero-retention: all processing happens locally in browser memory
- Handles real-world edge cases like commas inside quotes and nested objects
- Interactive workstation interface with step-by-step guidance
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 23 ▼ −2 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 11 | 0 |
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| Citation Flow (Majestic) | 10 | 0 |
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| Referring domains (Majestic) | 4 | 0 |
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html.now
ZeeML JSON to CSV Converter