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https://github.com/locationtech/jts

The JTS Topology Suite is a Java library for creating and manipulating vector geometry.
https://github.com/locationtech/jts

computational-geometry geometric-algorithms geometry geometry-algorithms geometry-library gis java java-library jts jts-topology-suite ogc ogc-wkt triangulation voronoi

Last synced: 16 days ago
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The JTS Topology Suite is a Java library for creating and manipulating vector geometry.

Host: GitHub
URL: https://github.com/locationtech/jts
Owner: locationtech
License: other
Created: 2016-01-25T18:08:41.000Z (almost 9 years ago)
Default Branch: master
Last Pushed: 2024-05-22T22:22:29.000Z (6 months ago)
Last Synced: 2024-05-22T22:42:54.013Z (6 months ago)
Topics: computational-geometry, geometric-algorithms, geometry, geometry-algorithms, geometry-library, gis, java, java-library, jts, jts-topology-suite, ogc, ogc-wkt, triangulation, voronoi
Language: Java
Homepage:
Size: 38.1 MB
Stars: 1,869
Watchers: 71
Forks: 429
Open Issues: 199
Metadata Files:
- Readme: README.md
- Contributing: CONTRIBUTING.md
- License: LICENSES.md

Awesome Lists containing this project

README

        JTS Topology Suite

==================

The JTS Topology Suite is a Java library for creating and manipulating vector geometry.  It also provides a comprehensive set of geometry test cases, and the TestBuilder GUI application for working with and visualizing geometry and JTS functions.

![JTS logo](jts_logo.png)

[![GitHub Action Status](https://github.com/locationtech/jts/workflows/GitHub%20CI/badge.svg)](https://github.com/locationtech/jts/actions) 

[![Join the chat at https://gitter.im/locationtech/jts](https://badges.gitter.im/locationtech/jts.svg)](https://gitter.im/locationtech/jts?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)

JTS is a project in the [LocationTech](https://www.locationtech.org) working group of the Eclipse Foundation.

![LocationTech](locationtech_mark.png) 

## Requirements

Currently JTS targets Java 8 and above.

## Resources

### Code

* [GitHub Repo](https://github.com/locationtech/jts)

* [Maven Central group](https://mvnrepository.com/artifact/org.locationtech.jts)

### Websites

* [LocationTech Home](https://locationtech.org/projects/technology.jts)

* [GitHub web site](https://locationtech.github.io/jts/)

### Communication

* [Mailing List](https://accounts.eclipse.org/mailing-list/jts-dev)

* [Gitter Channel](https://gitter.im/locationtech/jts)

### Forums

* [Stack Overflow](https://stackoverflow.com/questions/tagged/jts)

* [GIS Stack Exchange](https://gis.stackexchange.com/questions/tagged/jts-topology-suite)

## License

JTS is open source software.  It is dual-licensed under:

* [Eclipse Public License 2.0](https://www.eclipse.org/legal/epl-v20.html)

* [Eclipse Distribution License 1.0](https://www.eclipse.org/org/documents/edl-v10.php) (a BSD Style License)

See also:

* [License details](LICENSES.md)

* Licensing [FAQ](FAQ-LICENSING.md)

## Documentation

* [**Javadoc**](https://locationtech.github.io/jts/javadoc) for the latest version of JTS

* [**FAQ**](https://locationtech.github.io/jts/jts-faq.html) - Frequently Asked Questions 

* [**User Guide**](USING.md) - Installing and using JTS 

* [**Tools**](doc/TOOLS.md) - Guide to tools included with JTS

* [**Developing Guide**](DEVELOPING.md) - how to build and develop for JTS

* [**Upgrade Guide**](MIGRATION.md) - How to migrate from previous versions of JTS

## History

* [**Version History**](https://github.com/locationtech/jts/blob/master/doc/JTS_Version_History.md)

* History from the previous JTS SourceForge repo is in the branch [`_old/history`](https://github.com/locationtech/jts/tree/_old/history)

* Older versions of JTS can be found on SourceForge

* There is an archive of distros of older versions [here](https://github.com/dr-jts/jts-versions)

## Contributing

If you are interested in contributing to JTS please read the [**Contributing Guide**](CONTRIBUTING.md).

## Downstream Projects

### Derivatives (ports to other languages)

* [**GEOS**](https://trac.osgeo.org/geos) - C++

* [**NetTopologySuite**](https://github.com/NetTopologySuite/NetTopologySuite) - .NET

* [**JSTS**](https://github.com/bjornharrtell/jsts) - JavaScript

* [**dart_jts**](https://github.com/moovida/dart_jts) - Dart

### Via GEOS

* [**Shapely**](https://github.com/Toblerity/Shapely) - Python wrapper of GEOS

* [**R-GEOS**](https://cran.r-project.org/web/packages/rgeos/index.html) - R wrapper of GEOS

* [**rgeo**](https://github.com/rgeo/rgeo) - Ruby wrapper of GEOS

* [**GEOSwift**](https://github.com/GEOSwift/GEOSwift)- Swift library using GEOS

There are many projects using GEOS - for a list see the [GEOS wiki](https://trac.osgeo.org/geos/wiki/Applications).