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New Lonboard release and new demo! Integrating marimo and Apache DataFusion to visualize the NYC taxi dataset. developmentseed.org/lonboard/lat...

18/9/25, 8:02 pm3 reposts11 likes

Kyle Barron

@kylebarron.dev

18 Sept 2025

I've been working on geospatial extensions for the Apache DataFusion SQL query engine, using GeoArrow as the underlying compute layout. It's early, but I'm working on fleshing out the PostGIS API. And there are Python bindings too! github.com/datafusion-c...

github.comGitHub - datafusion-contrib/datafusion-geo: Geometry and Geography Support for Apache DataFusionGeometry and Geography Support for Apache DataFusion - datafusion-contrib/datafusion-geo

Kyle Barron

@kylebarron.dev

18 Sept 2025

This was my first time using Marimo and it was a joy to use! And its interactivity plays really nicely with Lonboard.

Kyle Barron

@kylebarron.dev

18 Sept 2025

Lonboard's 0.12 release improved the support for GeoArrow data types, and is moving towards being fully GeoArrow-native. Shapely is no longer a required dependency! github.com/developments...

github.comRelease v0.12.0 · developmentseed/lonboardNew Features ✨ feat: Add new example notebook on accessing spatially-partitioned Overture GeoParquet datasets by @kylebarron in #832 feat: Allow passing GeoArrow arrays and chunked arrays directly...