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Vectro vs STL Viewer Javascript Plugin

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Vectro compared with STL Viewer Javascript Plugin
DetailVectro logo Vectro STL Viewer Javascript Plugin
What it doesMulti-core SQL and dataframes for JavaScript JavaScript plugin to view STL, OBJ and 3MF 3D files in web browsers
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelOpen source Open source
PricingFree and open source under the MIT License. Not given
Key features
  • SQL queries on datasets
  • Support for multiple data formats (CSV, JSON, Arrow, arrays)
  • JavaScript API with filter, groupBy, join methods
  • Runs on Node, browser, and edge runtimes
  • Query datasets larger than available memory
  • Serve tables over PostgreSQL protocol
  • Live streaming windows and nearest-neighbor search
  • MCP server for AI assistants integration
  • Multi-core processing
  • No dependencies or native installation required
  • 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
What makes it different
  • Matches DuckDB performance on SQL queries while using significantly less memory
  • Minimal memory footprint for large datasets
  • Works everywhere: Node, browser, and edge without compilation
  • One npm package with zero dependencies
  • Block-level optimization for faster query execution
  • 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
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check48 no change since last check
Trust Flow (Majestic)017
Citation Flow (Majestic)035
Referring domains (Majestic)0339

4 details filled in for both companies.

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