| What it does | Pure-Go library and CLI for PDF/A-1b verification and conversion
| JavaScript plugin to view STL, OBJ and 3MF 3D files in web browsers
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| Stage | Not given
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| Founded | Not given
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| Based in | AT
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| Pricing model | Open source
| Open source
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| Pricing | Not given
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| Key features | - Full PDF/A-1b coverage with 159 checks across 11 groups
- PDF to PDF/A-1b conversion with pre-emptive fixups and verify/fix loop
- Encrypted PDF support with RC4 40/128, AES-128 and AES-256 decryption
- Damage recovery for broken documents
- Customizable verification profiles
- Zero runtime dependencies, only standard library
- Cross-platform with WebAssembly support
- Cold start latency of 9.5ms for serverless deployment
- Built for hostile input with fuzzing and semantic oracles
| - Support for STL, OBJ and 3MF file formats
- Multiple 3D files in a single container
- Customizable model properties (size, position, color, rotation)
- Basic animation support
- Drag and drop file loading
- Model click event detection
- Model information retrieval
- WebGL with Canvas fallback
- Multiple viewer instances on same page
- Automatic THREE.js library loading
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| What makes it different | - Industry compliant: passes all 204 Isartor and 569 veraPDF test suite checks
- Minimal 4.3MB deployment footprint for verification only
- Pure Go implementation with no external runtime dependencies
- Available as library, CLI tool, and in-browser WebAssembly application
| - Pure JavaScript with no server-side requirements
- Simple one-line initialization
- Completely independent with no external services needed
- Comprehensive API with extensive methods and callbacks
- Support for mesh import and existing THREE.js objects
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | 48 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 17 |
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| Citation Flow (Majestic) | 25 | 35 |
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| Referring domains (Majestic) | 19 | 339 |
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