Data Conversion & Utility Tools

Convert between WGS84 (lat/lon), UTM, MGRS and any EPSG code.

Drag‑and‑drop ZIP of SHP/DBF/SHX/PRJ and get a clean, UTF‑8 GeoJSON.

Transform vectors between coordinate reference systems with proj4.

Batch geocode addresses to coordinates. Export GeoJSON/CSV.

Round‑trip conversions with style and folder preservation where possible.

Convert GPS tracks and waypoints to shareable web map formats.

Douglas‑Peucker simplification and GeoJSON ↔ TopoJSON conversion.

Lightweight vector ops powered by Turf.js — right in your browser.

Map columns to properties, set field types, and export clean GeoJSON.

Combine features by attribute and compute new fields with simple expressions.

Transfer attributes by intersect / within / nearest distance.

Get XYZ / quadkeys and MBTiles helper metadata from a bounding box.

Search EPSG by name/area; preview reprojection on sample data.

One‑click COG presets (overview levels, tiling) for fast web delivery.

Quick terrain derivatives and contour lines from DEM rasters.

Sample DEM along a path and export CSV/GeoJSON profiles.

Clean and standardize South African addresses for better geocoding.

Validate and repair geometry: winding order, invalid rings, empty parts.