| What it does | Codebase intelligence for TypeScript and JavaScript
| Free in-browser viewer for scientific and ML data files
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| Stage | Startup
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| Founded | 2026
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| Based in | NL
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| Pricing model | Free
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| Pricing | Not given
| Free
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| Key features | - Health scoring and complexity analysis
- Dead code and unused export detection
- Code duplication detection
- Architecture boundary enforcement
- Styling drift detection
- VS Code extension with Code Lens and fixes
- CLI with local analysis
- MCP server and agent integration
- Runtime coverage with production data
- Automatic code fixes
| - Browse HDF5 groups, datasets and attributes
- Read Parquet schemas, row groups and column statistics
- Open Zarr v2 and v3 stores from a folder or a zip
- Inspect Apache Arrow and Feather files
- View CSV, TSV and Excel spreadsheets
- Load NumPy .npy and .npz arrays
- List safetensors tensors and step through TFRecord records
- Slice N-dimensional arrays and render heatmaps
- Parse every file locally, with no upload
- Work offline after page loads
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| What makes it different | - Reads entire repository as one graph in under a second
- Checks problems between files that linters and TypeScript miss
- Free and open source under MIT license
- No source code uploaded; all analysis runs locally
- Bootstrapped with no venture capital funding
| - All data processing happens in your browser with no server uploads
- Opens very large files by reading only the bytes you view
- No installation, account or login required
- Comprehensive articles explaining data format specifications
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 32 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 8 | 0 |
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| Citation Flow (Majestic) | 40 | 22 |
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| Referring domains (Majestic) | 208 | 20 |
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ViewKit