apply the ramer-douglas-peucker line simplification to geojson features or feature collections in JS or on the CLI
Repository Index
77,852 visible repositories in the index
49–70 of 70 · Most stars
Simple Features is a pure Go Implementation of the OpenGIS Simple Feature Access Specification
A Geometry library for Elixir that calculates spatial relationships between two geometries
- spatial-analysis
- geospatial
- gis
- geometry
Geographic calculations for Elixir
- hacktoberfest
RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
- scala
- rtree
- 2d
- str
Package with useful functions to create geo-spatial visualizations from a GTFS.
Clipping and geometric operations for spherical polygons.
- d3
- map
- polygon-clipping
- projection
Google Earth Pro: Geography Education Tool with GPS Data and High-Resolution Map Printing
- download-google-earth
- geography-software
- google-earth
- office-geography
An open source Geoservices Implementation (deprecated)
Set of d3 projections for showing countries distant lands together
Open framework for calculating spatial urban sprawl indices and performing disaggregated population estimates using open data
- openstreetmap
- overpass-api
- urban-planning
- urban-sprawl
Classes and methods for spatio-temporal data
An Elixir implementation of the CONREC algorithm for topographic or isochrone maps.
- gis
- conrec
- map
- elixir
Tiny header-only C++17 library for lat/lng geometry: distance, bearing, area, point-in-polygon and path proximity
- cpp
- geometry
- geospatial
- gis
GTFS Segments: A fast and efficient library to generate bus stop spacings
- bus
- stop
- distribution
- gtfs-feed
Self-hosted 4D spatiotemporal AI platform built on PostgreSQL, PostGIS, TimescaleDB, H3 and pgvector, with anomaly & threat detection, NLQ interface and full observability.
- ai-platform
- anomaly-detection
- h3
- nlq
Crystal implementation of the Haversine formula to calculate distances between two points given their latitudes and longitudes
- crystal
- haversine-formula
A Python library built on pandas and geopandas for linearly referenced data management, engineering, and analysis using the DataFrame accessor pattern (.lr).
- asset-management
- data-science
- engineering
- geospatial
GTFS viewer and transit analysis tool with an Electron desktop app and a free web demo / Electron masaüstü uygulaması ve ücretsiz web demosu olan bir GTFS görüntüleme ve toplu taşıma analiz aracı
A Go project to explore the math to calculate and present data in a map using the `Web Mercator Projection`
- openstreetmap
- google-mercator-projection
- geospatial
- geolocation
Query locations for elevation data from the NASA Shuttle Radar Topography Mission
- srtm
- srtm3
- srtm1
- usgs-data
AI-powered disaster alert system for Pakistan that automatically processes official emergency warning documents.
- ai
- data-aggregation
- disaster-preparedness
- disaster-risk-reduction