List Tools

本地工具集合，提效工作

List Tools - H3 Geographic Grid Index Toolset Purpose List Tools is a Chrome extension that lets you compute and analyze H3 geographic grid indices quickly. It can convert coordinates to H3 indices and return detailed metrics. It is a growing toolkit for geospatial work. Why this is a platform, not just a single tool: - Use the existing H3 grid index calculator - Add your own external tools via custom links - More tools will be added over time Why Install It 1. It’s a tool platform Today: H3 grid calculator, custom link management, export Coming: additional geospatial, data, and professional tools Add your own links for quick access 2. Current: H3 grid calculator A complete H3 index calculator with core mapping and analysis functions. Target Users GIS developers - Convert and verify coordinates/H3 indices - Test resolutions and properties - Export vertices for rendering Map app developers - Validate and debug indices - Prototype visualizations and APIs Privacy and data - Local processing in the browser - No server data transmission - Local tool storage - No analytics or tracking - Works offline Permission rationale - tabs: Opens custom tool links when users click added tools. Enables direct access without reading or modifying tab content.