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Dev tools · December 31, 2024

vectorvector – CLI for Contour Lines and Hillshade Generation

I’ve built vectorvector, an open-source CLI tool for working with elevation data. Key features: * Generates contour lines (vector), hillshade tiles (raster), and terrarium tiles (raster elevation) * Processes the entire planet in ~7 hours on consumer hardware * Algorithms: Marching Squares for contours, Horn for hillshade, and Ramer–Douglas–Peucker for line simplification Benchmarked on a MacBook Pro (M2, 64 GB RAM). Output is customizable and aimed at developers and GIS enthusiasts. Would love to hear your thoughts and feedback! Repo:…

vectorvector – CLI for Contour Lines and Hillshade Generation launched on December 31, 2024 with 5 votes and more than 50% of that year's launches. The site was still online in September 2026, 1 year on.

What it does

tooling for vectorizing the planet. Contribute to greensopinion/vectorvector development by creating an account on GitHub.

vectorvector provides tooling for vectorizing the planet. Produces contour tiles, hillshade and terrarium tiles from an elevation data set. Provides a command-line tool for generating slippy map tiles from elevationfrom github.com

In the maker’s words, at launch

I’ve built vectorvector, an open-source CLI tool for working with elevation data. Key features: * Generates contour lines (vector), hillshade tiles (raster), and terrarium tiles (raster elevation) * Processes the entire planet in ~7 hours on consumer hardware * Algorithms: Marching Squares for contours, Horn for…

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