Gis GitHub Repositories (2026) · Open Source Tools

A lightweight, cloud-native GIS platform for visualizing, exploring, and analyzing geospatial data. It runs in the web browser, on the desktop, on mobile, and inside Jupyter notebooks.

A fast, free and open-source GIS in pure Rust.

Map sources for ATAK: satellite, topo, street, nautical, aeronautical and overlay maps, each tested the way ATAK loads tiles.

An open-source JavaScript library for world-class 3D globes and maps :earth_americas:

A simplified touch optimized interface for QGIS

An open source visual editor for the 'MapLibre Style Specification'

Protocol-agnostic CesiumJS AI control runtime for MCP, WebMCP, function calling, and browser agents.

Self-hosted geospatial data catalog with semantic search (pgvector), OGC/STAC APIs, and map builder. Built on FastAPI, PostGIS, React, and MapLibre.

Open Data Cube analyses continental scale Earth Observation data through time

Official GeoTools repository

Multi-Mission Geographic Information System - A Web-based Mapping and Spatial Data Infrastructure for Earth, Lunar and Planetary Visualization, Research, Science, Planning and Operations.

A free, open and highly extensible WebGIS platform

TAK Compatible, browser based Common Operation Picture & Situational Awareness tool

Bộ dữ liệu các đơn vị hành chính Việt Nam (3 cấp)

Geographic add-ons for Django REST Framework. Maintained by the OpenWISP Project.

PostGIS spatial database extension to PostgreSQL [mirror]

Open-source intelligence for the global theater. Track everything from the corporate/private jets of the wealthy, and spy satellites, to seismic events in one unified interface. Hook an AI agent up to have it parse through data and find previously unseen correlations. The knowledge is available to all but rarely aggregated in the open, until now.

Mesa is an open-source Python library for agent-based modeling, ideal for simulating complex systems and exploring emergent behaviors.

Package geos provides an interface to GEOS.

3D Maps & Terrain SDK (C++)