Download.Links The latest release is OpenJUMP 2.2.1 from the 7th of May 2023. Download OpenJUMP 2.2.1 here. Feel free to search past releases in our sourceforge files section. What.is.OpenJUMP? OpenJUMP is an open source Geographic Information System (GIS) written in the Java programming language. It is developed and maintained by a group of volunteers from around the globe. OpenJUMP started as JU