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kepler.gl

Visualization and exploration tool for large-scale geospatial data

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What is this tool?

A browser-based tool for visualizing and exploring large-scale geospatial data. It leverages WebGL to produce high-performance map visualizations that enable intuitive analysis of location data. Originally developed by Uber as an open-source GIS tool, it allows data exploration without any programming.

Features

  • Diverse layer types: Supports multiple layers including points, lines, polygons, heatmaps, hexbin aggregation, arcs, and more.
  • Interactive operations: Explore data through filtering, zooming, panning, and time-axis animations.
  • High-performance rendering: Uses WebGL to smoothly render millions of data points at high speed.
  • Style settings and customization: Adjust color coding, scale settings, 3D representation (height/extrude), and many other display options.
  • Export: Save and share completed maps as PNG images or interactive HTML, as well as CSV file output.
  • Save and load created projects

How to use

    1. Add data: Drag and drop CSV or GeoJSON files to load them.
    1. Configure layers: Select a type (point/polygon, etc.) from the layer panel and assign columns such as latitude and longitude.
    1. Customize: Adjust colors, sizes, filters, and scales to optimize the visualization.
    1. Save and share: Save settings and maps (locally/export) for reuse.

Data formats

  • CSV
  • Json
  • GeoJSON
  • Arrow
  • Parquet
Last updated on 2026-03-06