PROJ - Cartographic Projections and Coordinate Transformations Library
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Cartopy - a cartographic python library with matplotlib support
- cartopy
- matplotlib
- python
- geometry
GRASS - free and open-source geospatial processing engine
- grass-gis
- geospatial
- geospatial-analysis
- raster
Extended geographic projections for d3-geo.
Types and utilities for working with 2d geometry in Golang
Geographic projections, spherical shapes and spherical trigonometry.
LocationTech Spatial4j: A Geospatial Library for Java
Neo4j Spatial is a library of utilities for Neo4j that faciliates the enabling of spatial operations on data. In particular you can add spatial indexes to already located data, and perform spatial operations on the data like searching for data within specified regions or within a specified distance of a point of interest.
- neo4j
- neo4j-database
- geoserver
- spatial-data
The GIS Tools for Hadoop are a collection of GIS tools for spatial analysis of big data.
- spatial-analysis
- hadoop
pure-Python (Numpy optional) 3D coordinate conversions for geospace ecef enu eci
- coordinate-conversion
- coordinate-transformation
- geodesy
Open-source backend for Kepler.gl. Self-hosted alternative to CARTO and Foursquare Studio.
- athena
- bigquey
- deck-gl
- gis-platform
Software suite for the automated generation of geographically correct or schematic transit maps.
Pure-Rust geospatial raster and vector data I/O
- geospatial
- gis
- rust
- rust-lang
peartree: A library for converting transit data into a directed graph for sketch network analysis.
Morphing geojson polygons into rectangles
apply the ramer-douglas-peucker line simplification to geojson features or feature collections in JS or on the CLI
Simple Features is a pure Go Implementation of the OpenGIS Simple Feature Access Specification
RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
- scala
- rtree
- 2d
- str
Clipping and geometric operations for spherical polygons.
- d3
- map
- polygon-clipping
- projection
Correct GeoJSON geometries that cross the 180th meridian
- antimeridian
- geojson
- python
- geospatial
An open source Geoservices Implementation (deprecated)
Set of d3 projections for showing countries distant lands together
Deprecated
Convert GTFS data into a data.table with GPS-like records in R
- gtfs
- transport
- public-transport
- rspatial