Open Source Java Data Visualization Software

SPIDR (Space Physics Interactive Data Resource) is a distributed database and application server network, built to select, visualize and model historical space weather data. SPIDR is a web-application and a grid of data mining web-services.

ORBIT : Operating Business Intelligence Tool Making Data Accessible Through Centralized Database Access ORBIT is a business intelligence tool designed to make data accessible to a broad audience within your company by centralizing access to databases. With this application, users can easily create reports, perform interactive analyses, and extract insights from raw data. The application simplifies data handling by providing easy-to-use features for non-technical users while maintaining flexibility for advanced queries.

A framework for building, deploying and managing well-described REST-ful Web services, including REST-ful Web Services realizations for RSS, XML Topic Maps, Structured Arguments, and Workflow.

Exporter - A database and dataminig tool (coded in Java)

Marid is a cross-platform data acquisition and visualization software intended to build complex and hierarchical data acquisition systems. The base concepts of its architecture include: * Graphical deploy configuration builders * Powerful Groovy scripting language * Embedded database ( H2 , HSQLDB) to store data * Cross-platform design (write once, run anywhere) * Embedded GUI-configurable binary/ascii device protocol parser/generator * Deploy manager to deploy firmwares to remote controllers/servers via secure channel * Embedded web-sever * Dynamically linked plugins available from Nexus Repository * Remote monitoring tools * Modular Marid IDE to manage them all

MedioVis is concerned with the user-centred development of next generation visual information seeking systems for novice and nonexpert users. Various Browsing-oriented data exploration strategies are supported (overview & detail, filtering, zooming etc.)

Pattern recognition software package. It includes several classification and clustering algorithms. It can read data from a set of images, an ASCII file or a JDBC connection. A small TCP data server with its corresponding JDBC driver is included.

Tockit tries to build a framework for Conceptual Knowledge Processing (CKP) and Formal Concept Analysis (FCA) in Java, using a component-based approach, XML formats and a three-tier architecture.

deegree is a Java framework for geospatial software based on the specifications of the OpenGIS Consortium and the ISO. The focus is based on the realisation of OGC specified web services. It is developed in cooperation between lat/lon and the University of Bonn.

Object Relational Persistence and Object-Based SQL Query API. Similar to that of Hibernate or JDO but much better structured design. This API has several layers of abstraction to be useful for nearly any situation.