gridviz

Processes and renders data entirely in the browser for real-time interactivity without server overhead, as emphasized in the Key Features and philosophy.

Supports a wide range of customizable cartographic techniques like Tanaka contours and kernel smoothing, evidenced by the extensive style gallery and live demos.

Handles large datasets efficiently through integration with GridTiler for tiled grid formats, as mentioned in the README under 'Grid tiling'.

Utilizes WebGL for high-performance rendering of styles like square-color, enhancing speed for complex visualizations, per the Key Features.

Works with CSV files and tabular data containing x/y coordinates, allowing easy integration with common formats, as shown in the basic example.