JSPM

turf boolean-point-in-polygon module

JavaScript library for mobile-friendly interactive maps

turf centroid module

turf truncate module

turf square module

turf line-split module

turf line-overlap module

turf line-intersect module

turf difference module

turf bbox-clip module

turf center module

turf bbox-polygon module

turf polygon-to-line module

turf polygonize module

turf triangle-grid module

turf center-mean module

turf length module

turf intersect module

turf clean-coords module

turf simplify module

turf boolean-within module

turf boolean-equal module

turf line-chunk module

turf flatten module

turf nearest-point module

turf concave module

a JavaScript library for performing geospatial operations with GeoJSON

turf line-to-polygon module

turf random module

turf dissolve module

turf nearest-point-to-line module

turf convex module

turf center-of-mass module

turf boolean-overlap module

Utility for converting between WGS84 lat/lng and MGRS coordinates

turf point-to-polygon-distance module

turf boolean-touches module

Provides Beautiful Animated Marker Clustering functionality for Leaflet

Framework-independent loaders for the WMS (Web Map Service) standard

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

A tiny and fast Leaflet heatmap plugin.

Tiled maps on a globe as a ThreeJS reusable 3D object

Light-weight JavaScript Bounding Box Utility Functions

Mapbox GL JS plugin for switching map language to the browser language.

Almost All the Projection Definitions for Proj4js

Proj4JS Projector Fully Loaded with Projections

Blazing Fast JavaScript Raster Processing Engine

Snap a Bounding Box to a Grid

Reproject GeoJSON. Works Offline.

Reference Implementation of the Dufour-Peyton Intersection Algorithm. Calculates the Intersections of Arbitrary Polygons with a Geospatial Raster.

Leaflet plugins for consuming ArcGIS Online and ArcGIS Server services.

Re-project a line.

Reproject a Bounding Box

Wrapper around Georeferenced Rasters like GeoTIFF, NetCDF, JPG, and PNG that provides a standard interface

Merge Multiple Proj4 Instances

Bindings to GDAL (Geospatial Data Abstraction Library) with full async support

WMS service Capabilities > JSON, based on openlayers

ArcGIS Map Components

Svelte bindings for MapLibre

A tool for editing vector datasets for mapping and GIS.

JavaScript Geo Visualization and Analysis Library

Maplibre GL JS plugin for inspecting vector data

Vector tile rendering and labeling for [Leaflet](https://github.com/Leaflet/Leaflet).

turf polygon module

A simple yet powerful module to retrieve organic search results and much more from Google.

React Components for OpenLayers

OpenLayers Wrapper for Vue3

LAZ implementation compiled to WASM via Emscripten for LAZ support in a browser

A light JavaScript library to create integrated 2D/3D maps.

Leaflet Control for searching markers/features by attribute on map or remote searching in jsonp/ajax

Esri Leaflet plugin for visualizing Feature Layers as clusters with L.markercluster.

3D BIM IFC Viewer SDK for AEC engineering applications. Open Source JavaScript Toolkit based on pure WebGL for top performance, real-world coordinates and full double precision

A set of React components that wrap ArcGIS map components

Gets EPSG Code for Various Inputs (incl. OGC WKT, ESRI WKT, GML, Mapfile, PROJ String, Proj4js String, XML)

Contains components for editing code in different languages. The currently supported languages are html, css, json, TypeScript, JavaScript, and Arcade.

Javascript implementation of GEOS's Polygonize function

AMap高德地图API加载器。

wind layer core

ol wind

Display GeoTIFFs and soon other types of raster on your Leaflet Map

Provides the ability to use SVG patterns as backgrounds for Leaflet Paths.

All the 138,398 cities of the world with a population of at least 1000 inhabitants, in a big JSON array

A custom layer for heatmaps in react-leaflet

Mapbox GL JS plugin for enabling/disabling traffic

turf featureCollection module

Simple, Modern Geospatial Bounding Boxes

Vue 3.x components for CesiumJS.

Tools to help with TMS, Quadkey & Google (XYZ) Tiles

A basic ellipse type for Leaflet, a JS library for interactive maps.

A set of React components that wrap ArcGIS coding components

Bindings to GDAL (Geospatial Data Abstraction Library)

A responsive sidebar just for Leaflet

Minimum bounding rectangle implementation in JavaScript. Uses `concaveman` and `mathjs` as dependencies.

A set of React components that wrap ArcGIS charts components

esri-leaflet plugin for rendering

A custom layer for heatmaps in react-leaflet

gdal3.js is a port of Gdal applications (**gdal_translate**, **ogr2ogr**, **gdal_rasterize**, **gdalwarp**, **gdaltransform**) to Webassembly. It allows you to convert raster and vector geospatial data to various formats and coordinate systems.

Core mapping and drawing components for farm management applications

CesiumJS是一个JavaScript库，用于在web浏览器中无需插件创建3D地球仪和2D地图，mars3d-cesium是火星科技修改版本的CesiumJS。

ArcGIS command line tool to create new web GIS projects and applications

A Leaflet plugin for working with Web Map services, providing: single-tile/untiled/nontiled layers, shared WMS sources, and GetFeatureInfo-powered identify

turf lineString module

A JS/WebGL framework for 3D geospatial data visualization

A Node-RED node to provide a web page of a world map for plotting things on.

Add time dimension capabilities on a Leaflet map

Transform a GeoJSON bounding box into an Esri-formatted extent object.

primitive SVG renderer for geojson with feature styles

The JavaScript (& TypeScript) API for Targomo's time-based access mapping services.

A simple loading control for Leaflet

PostGIS support for PostGraphile

Parse WKT-CRS (Well-known text representation of coordinate reference systems)

BIM viewer built on xeokit

A native Web Component for displaying maps using OpenLayers.

GeoGirafe is a flexible application to build online geoportals.

A responsive sidebar for mapping libraries like Leaflet or OpenLayers

my-openlayer 是一个基于 [OpenLayers](https://openlayers.org/) 的现代地图组件库，专为 Web GIS 应用开发者设计。提供完整的 TypeScript 支持、模块化的类型定义、强大的错误处理和事件管理系统，支持天地图底图加载、要素绘制、图层管理、事件监听等丰富功能，极大提升地图开发效率。支持 TypeScript，具备完整的类型定义和模块化设计。

🌍 The Foundation for Democratizing Geospatial AI Agents - Transform PhD-level Earth observation into natural conversation

WebGL-powered geographical maps.

turf isClockwise module

Leaflet plugin to enable the rotation of map marker icons

Build interactive web maps effortlessly with MapLibre GL JS and Svelte

ArcGIS Portal Components

A leaflet plugin for pre-loading map tiles that are outside the current viewport

find whether spatial features overlap

A custom layer for heatmaps in react-leaflet

A responsive sidebar plugin for Leaflet

Potree loader for ThreeJS, converted and adapted to Typescript.

Shared utilities for Leaflet maps and Dutch (NL) geo standards

A set of React components that wrap ArcGIS portal components

A Leaflet plugin to view coordinates

Create N number of random points inside of a polygon

Mars3D三维可视化平台

Transform coordinates from one coordinate system to another.

Inverted polygons for Leaflet

Parse OGC Geography Markup Language in Pure JavaScript

Super Low-Level Raster Reprojection and Resampling Library

WorldWindJS is an interactive 3D globe library featuring imagery, maps, terrain and 2D projections from the Web WorldWind virtual globe SDK from NASA and ESA plus several community contributions.

GIS and PostGIS dictionary for cspell.

中科软地图js

JavaScript utilities to create .XKT files

Adds HTML Canvas Support to GeoWarp

Geoprocessing and reporting framework for SeaSketch 2.0

Turbo-charge your Re-projection Functions

This package allows you to easily convert a shapefile to geojson.

3D voxel-based heatmap visualization library for CesiumJS

Labels for leaflet maps

Edit the style of features drawn within Leaflet.

Solid Component Library for Mapbox GL JS

Mapbox GL JS plugin for inspecting vector data

Convert OCAD files to GeoJSON

Vue 3.x components for CesiumJS.

Flexible context menu component for Cesium/Resium applications with multiple activation modes

A library for reading geospatial data in Apache Parquet format

Bindings to GDAL (Geospatial Data Abstraction Library) with non-default drivers

Provides Beautiful Animated Marker Clustering functionality for Leaflet

Vue 3.x components for CesiumJS.

The awesome aWhere API for JavaScript.

地域メッシュのコードと緯度経度の変換ユーティリティ

Icon set Font-GIS for Angular applications

Vue 3.x components for CesiumJS.

Leaflet plugin for plotting a marker representing a user, or multiple users, on a Leaflet map

[Turf](http://turfjs.org/) flatten module

Mars3D平台插件,结合heatmap可视化功能插件

Mars3D平台插件, 卫星及相关视锥体可视化功能

A leaflet control plugin to make simple rotating compass

Vue Cesium based map visualization package

Labels for leaflet maps

A vector map renderer for the web.

XH GIS Engine - 核心功能模块

A Vue3 wrapper for Cesium with JavaScript support

Leaflet Control Layers extended for group of layers and icons legend

Mars3D 在 Vite 平台的插件

TypeScript library for retrieving elevation data from geographic coordinates using terrain RGB tiles

FORK at 3a2106b

Mars3D平台插件,结合echarts可视化功能插件

A web application for 3D geospatial data visualization, powered by Giro3D

Model Context Protocol server for Google Maps Platform APIs - provides geocoding, places search, routing, and geospatial tools

A high-performance weather data visualization API for Mapbox GL JS.

Mars3D平台插件,结合mapv可视化功能插件

Bindings to GDAL (Geospatial Data Abstraction Library) with non-default drivers

Memory API for mapshaper - process GeoJSON directly in memory with 38+ geospatial operations including dissolve, buffer, clip, simplify, explode, mosaic and more

leaflet wind

Provides Beautiful Animated Marker Clustering functionality for Leaflet

webworker for wind-gl-core

A simple and easy-to-use library to provide the OpenLayers map screenshot.

Slice a line whenever it intersects other features

A React-based map client package with dynamic features

convert between lonlat and HEALPix coordinates

Mars3D平台插件,支持对天地图三维地名服务和地形服务加载使用

Mars3D平台插件,支持气象 风向图 功能插件

tinyearth: a 3d earth visualization library

Turn an HTML5 Geoposition object into a regular object that can be serialized with JSON.stringify

A lightweight tile map using threejs

An experimental WASM package from Rust implementation of the H3 geospatial indexing system

Bundle package that installs @xh-gis/engine and @xh-gis/widgets

Mars2D地理信息平台

Angular UI Leaflet Layers Plugin

Mars3D平台插件,结合supermap超图库使用的功能插件

MapGIS Mobile for React Native，是MapGIS推出的一款基于React-Native的跨平台移动开发框架，用户可以基于它使用JavaScript开发出在Android和iOS平台下运行的原生移动GIS应用。

Give me your coordinates and I'll tell you where the nearest cities are. Works offline.

Google maps extensions for for Targomo's time-based access mapping services.

Mars3D SDK扩展库

PostGIS support for PostGraphile

maplibre wind

TypeScript library for parsing, converting, and validating GML 2.1.2/3.0/3.2

Mapbox GL JS plugin for OpenMapTiles style for switching language to the browser language.

A Vue 3 plugin for OpenLayers with custom components and utilities

erase features

Convert a GML Polygon into GeoJSON.

WMTS scheme for Javascript applications

Bhumi npm

convert an epsg code to a proj string

A TypeScript library for handling LineString geometric objects with transformation capabilities

A modern react-based map viewer for MapGuide

Bindings to GDAL (Geospatial Data Abstraction Library) [Fork]

Web WorldWind

A JavaScript library providing MCP-compatible tools for Mapbox GL JS map visualization with LLM function calling support

Mars2D平台插件,ArcGIS Server功能支持插件

Leaf Link - React

Get all tiles of a web map in x,y,z coordinates for a specified bounding box and zoom.

Mars2D平台插件,结合echarts可视化功能插件

GDPR-complient javascript sdk for Tilestack functionalities based on Maplibre developed by YellowMap AG

OpenGlobus React Components

A simple yet powerful module to retrieve organic search results and much more from Google.

Convert IFC (BIM) to GeoJSON (GIS) - Browser and Node.js compatible

Geographical utilities for location-based Node.js applications

Make automated process of extracting data from web services easy

A Leaflet plugin that provides a minimap in the corner of the map view.

一个 Leaflet 坐标转换插件，支持GPS84、GCJ02、BD09坐标系之间的转换，提供简单易用的 API 和完整的 TypeScript 类型定义。

A lightweight CesiumJS SDK wrapper for GIS and 3D visualization

LithoSphere is a GIS JavaScript library for building 3D tile-based globes in the web browser.

A Node.js library that converts CityJSON files into Cesium 3D Tiles—complete with automatic texture atlas packing, Basis compression, three LOD levels, and customizable threading.

JavaScript library for mobile-friendly interactive maps (based on Leaflet 1.9.2)

turf clean-coords module

A high-performance implementation of the Douglas-Peucker line simplification algorithm, supporting multiple data formats for input and output.

turf centroid module

An easy way to use Esri JS API.

kml与geojson互转工具类

Mars2D平台插件,结合mapv可视化功能插件

Store and edit geospatial data with PostGIS in a Strapi v5 custom field

Edit the style of features drawn within Leaflet.

Bindings to GDAL (Geospatial Data Abstraction Library) [Fork]

High-performance tile coordinate encoding/decoding library for converting between tile coordinates (z, x, y) and unique numeric IDs

A server for the 'GPS/GPRS Tracker' tk102, tk103, tk104 and 106

Unofficial JS SDK for the Nominatim Open Street Map service that allows geocoding and reverse geocoding

A tiny and fast Leaflet heatmap plugin.

Download maps from WMS and save it into mbtiles.

A custom layer for react-leaflet that makes plotting and clustering react components simple

Leaflet tooltip, specifically designed to be moved around the screen

GeoScene Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API