GC2 – an enterprise platform for managing geospatial data, making map visualisations and creating applications. Built on the best open source and standard based software. 门户

GeoTrellis is a geographic data processing engine for high performance applications.

🍀 NextGIS build of QGIS

GPU accelerated earth observation data processors

Google Earth Enterprise - Open Source

This contains basic codes on leaflet programming. It includes some important plugins of leaflet & some other different technique for analysis the map.

A native .NET implementation of GeographicLib written in pure C#.

OpenS100 is a open-source IHO S-101 ENC Viewer.

A federated, open-source data catalog for all your big data and small data

Leaflet plugin that allows to add elevation profiles using d3js

Add-on to draw geodesic lines with leaflet

Visual C++ S-100 Feature Catalogue library

Shape Tools creates geodesic shapes and includes a number of geodesic tools for QGIS including the XY to Line tool, geodesic densify tool, geodesic line break, geodesic measure tool, geodesic measu…

知识图谱定义及可视化系统&基于可编辑知识图谱的菜肴问答系统：构建一个能通过在线编辑基本图元，以可视化的方式构建知识图谱的系统 平台，并能对构建后的知识图谱进行智能化知识图谱应用，实现知识图谱语义搜索、知识图谱智能问答等。

A fast image viewer for Windows, macOS and Linux.

An interactive map navigating the treasure fleet voyages of Zheng He. Built with React and Leaflet.

MeteoInfo: GIS and scientific computation environment for meteorological community.

农业知识图谱(AgriKG)：农业领域的信息检索，命名实体识别，关系抽取，智能问答，辅助决策

Knowledge graph definition + visualization system and a culinary dialogue system based on editable knowledge graphs : construct rudimentary graph tuples with the editors system provides, and capabl…

GDAL + Qt4 + c++.

JavaScript WebGL 3D map rendering engine

Data.gov source code and issue tracker

Cesium示例，包括3DTiles、雷达扫描、动态扩散点、渐变立体墙、渐变建筑物、视场角大小、日照分析、空间三角形、可视域分析、动画、站心坐标转换、地形开挖、方量计算、FlowLine等

Library for generating terrain tiles in Cesium's quantized-mesh format from a GDAL raster file.

跨平台的GIS组件

A universal QML style set for OSM Geofabrik Shapefile extracts for use in QGIS

Tile-based geodata processing using rasterio & Fiona

Cartoview app to upload, download and backup/restore layers from/to the portal in GPKG/GeoPackage Format

Simple tile generation for maps.