Libgd-GIS – Render maps and GIS data directly in Ruby (GeoJSON → Image)

Show HN: Libgd-GIS – Render maps and GIS data directly in Ruby (GeoJSON → Image)

Based, Libgd-GIS – Render maps and GIS data directly in Ruby (GeoJSON → Image) works in show hn launch.

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Hi HNI’ve been building libgd-gis, a pure-Ruby GIS rendering engine on top of the GD graphics library.The goal is simple: generate maps, tiles, and geospatial visualizations directly from Ruby — without external services, native GIS stacks, or heavyweight dependencies.What it does • Render GeoJSON layers to PNG • Draw markers, paths, polygons, labels • Generate map tiles server-side • Support animated GIF output • YAML-based styling system • No browser or JS requiredWhy I built it Ruby has strong web tooling but very limited options for high-performance image generation and GIS rendering. Existing tools are often slow, unmaintained, or depend on external processes.This project aims to provid

Within the show hn launch space, the company focuses on its core offering rather than a broad product line.

Its current recorded stage is Show HN launch.

Website: ggerman.github.io/libgd-gis