This is the most reliable source for the standalone JAR file. Maven Central - JTS Core
The final stable version under this namespace is 1.14.0 .
If you are starting a new project, you should likely use the com.vividsolutions package. com.vividsolutions.jts.geom.geometry jar download
Finding and downloading the correct JAR file for JTS (JTS Topology Suite) can be a bit confusing because the project moved from the old com.vividsolutions namespace to the newer org.locationtech namespace several years ago.
Version 1.14.0 and older. Use this only if you are maintaining an old codebase or using a library (like older versions of Hibernate Spatial) that requires it. This is the most reliable source for the standalone JAR file
Version 1.15.0 and newer. This is the active version of the JTS Topology Suite maintained by the Eclipse Foundation. To use the latest version, update your dependency to: Group ID: org.locationtech.jts Artifact ID: jts-core Version: 1.19.0 (or latest) Troubleshooting Common Issues NoClassDefFoundError
Instead of manually downloading and managing JAR files, it is highly recommended to use a build tool like Maven or Gradle. This ensures that all transitive dependencies (like json-simple ) are included automatically. Maven Dependency Add this to your pom.xml : Finding and downloading the correct JAR file for
Do not try to use both com.vividsolutions and org.locationtech in the same project unless absolutely necessary. They represent the same classes under different names and will cause significant confusion in your imports.