Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.

Transportation planning and traffic simulation software for creating cities friendlier to walking, biking, and public transit

Experimental Maps for Web, Mobile and Desktop

Zoomable image downloader for Google Arts & Culture, Zoomify, IIIF, and others

VersaTiles - A toolbox for converting, checking and serving map tiles in various formats.

A Rust crate and Python library for packed, immutable, zero-copy spatial indexes.

A proof-of-concept tool to convert PLATEAU's 3D city models (CityGML) of Japan into various geospatial formats, including 3D Tiles, MVT, and GeoPackage.