Open Source Java Enterprise Software

SymmetricDS is database replication and file synchronization software. It is a platform-independent, web-enabled, and database-agnostic synchronization tool. With initial data load, bidirectional change data capture, conflict resolution, and data transformation, it is a comprehensive data replication solution.

Conductor is an open-source, durable workflow orchestration engine designed to manage distributed systems, microservices, and AI-driven applications at internet scale. Originally built at Netflix and actively maintained by Orkes and the open-source community, Conductor simplifies complex workflow management by handling retries, failures, state persistence, and long-running process execution automatically. The platform enables developers to orchestrate AI agents, APIs, human approvals, and microservices using flexible JSON-based workflows with dynamic runtime execution. Conductor supports durable execution, deterministic orchestration, workflow replayability, and horizontal scalability, making it suitable for enterprise-grade applications and mission-critical automation. It offers polyglot worker support across languages such as Java, Python, JavaScript, Go, C#, Ruby, and Rust, allowing teams to integrate workflows into virtually any technology stack.

Mondrian is an OLAP (online analytical processing) engine written in Java. It reads from JDBC data sources, aggregates data in a memory cache, and implements the MDX language and the olap4j and XML/A APIs.

Hospital OS is a hospital information system for small-sized hospitals (100 beds or less, 200 out-patients per day or less). Hospital OS was developed for the healthcare system of Thailand targeting its small community hospitals nation-wide.

OpenVista(R) is the open-source version of VistA, an enterprise grade health care information system developed by the U.S. Veterans Affairs and deployed at 1,500 global facilities. OpenVista is a registered trademark of Medsphere Systems Corporation

DataCleaner is a data quality analysis application and a solution platform for DQ solutions. It's core is a strong data profiling engine, which is extensible and thereby adds data cleansing, transformations, enrichment, deduplication, matching and merging. Website: http://datacleaner.github.io

olap4j is an open Java API for connecting to OLAP servers and writing analytic applications. Code is at https://github.com/olap4j/olap4j.

OpenReports is a powerful, flexible, and easy to use web reporting solution that provides browser based, parameter driven, dynamic report generation and flexible report scheduling capabilities. Supports JasperReports, JFreeReport, JXLS, and Eclipse BIRT

MailArchiva is a powerful, full featured email archiving (email archiver) and compliance solution for mail systems such as Microsoft Exchange. It stores all incoming, outgoing and internal emails for long term storage. A web based user interface is avail

ADaMSoft is a free and Open Source Data Mining software developed in Java. It contains data management methods and it can create ready to use reports. It can read data from several sources and it can write the results in different formats.

Adele was developed to simplify the daily work with data. Use it as a swiss knife to fill the gap between your work with spreadsheet application like MS Excel and enterprise servers like SAP ERP. Specialized tools like Rapid Miner, KNIME or similiary stuff should not be replaced. But Adele is designed for business people working with spreadsheet applications to analyse their data. There are many technical concepts in an easier way included. For example realtime OLAP, transformations, charts, analysis tools,... Connectors (e.g. JDBC, SAP ABAP, OData) can be used to pre-analyse the data and extract it without saving the data as text files. A plugin concept for enhancements are available. Enjoy! Its free for commercial use too. Adele runs without installation from USB stick for Windows, Linux and MacOSX. Last added changes: - data science tools (V1, IQR) - export to remote and desktop databases (mysql,sqlite, ms access) - internet features for emails and domains

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.

OpenFakt is an open source Java invoicing and billing system using XML definition files for various forms (address book, articles, invoices, stock management). It is language, database and platform independent and aims at small to big companies.

RMS is full Java Swing based application but its still in development phase. Still lot have to done, It will basically manages three main parts about Restaurant, which includes Management Part, Kitchen Part, Floor Area Part.

jPersist is an extremely powerful object-relational database persistence API that manages to avoid the need for configuration and annotation. jPersist uses JDBC and can work with any database supported by JDBC and any type of connection resource.

once:radix is a Rapid Application Development system for Intranet and eXtranet environments. Create advanced database-driven web applications that require no expertise in the underlying technologies. Just point and click with pixel-perfect precision.

Google Web Toolkit-based tool for publishing user-friendly OLAP views, reports and dashboards. Uses Mondrian OLAP and a relational database as the back-end.

The PalOOCa Project offers a fast, flexible and intuitive Office-based Business Intelligence solution based on Jedox. It provides an extension for OpenOffice.org Calc which allows both, read and write, access to data from within the Jedox OLAP Server via Calc. If used together with the Open Source Jedox/Palo OLAP Server it completes the Open Source MOLAP-Stack for Business Intelligence. Additionally to Jedox OLAP it is also (read-only) compatible to (almost) all OLAP servers supporting XMLA. Intended audiences are: - scientific research & teaching - financial analysis & controlling Consult the FAQ in the Wiki.

Moved to sf.net/projects/cloveretl/ !!! CloverETL is a Java ETL framework which transforms structured or unstructured data. Works as a standalone application or embedded in other applications as a data transformation library of functions.

DRX is a powerful exploration, auditing, and documentation tool that allows Documentum administrators and developers to quickly document vital information about their repositories and environments. DRX provides a simple UI to facilitate logging into the Documentum repository, configuring and running specific reporting modules, and viewing the resulting reports. DRX reports are generated in HTML for easy viewing and XML for more complex processing. DRX is distributed as an EXE file that contains all of the Java code, requisite libraries, JVM and the DFC required to run the program. Its compact distribution and simple installation (just unzip it!) make it easy to run from a memory stick or move from one computer to another. See a missing module? Want enhancements to an existing one? Join the DRX Project Team! The DRX Project is sponsored by Armedia, LLC (www.armedia.com). The DRX Project uses the YourKit Java Profiler (www.yourkit.com/java/profiler/index.jsp).

LucidDB is a DBMS optimized for business intelligence. Besides architectural innovations such as column-store, it supports many advanced features from SQL:2003, including SQL/MED and user-defined transformations written in Java.

Palo ETL Server is a Java based Tool for Extraction, Transformation and Loading of mass data into the Palo OLAP Server. Palo ETL Server is one part of the Palo Suite.

This RAD platform allows to quickly develop web and mobile applications without any coding task. Applications can be developed by simply configuring them through a graphical environment. There is no limit in the complexity of the applications to create, since there is always the chance to include custom scripts made by a developer. The platform supports multiple databases and operating systems, since it has been developed using Java and it provides a rich user interface based on Sencha ExtJS.

The goal of the ARS Client/Java(tm) Edition project is to provide a 100% pure-Java implementation of the AR System User, Administrator and Alert (Notifier) clients to the Remedy Action Request System platform using the Swing GUI toolkit.

AlphaMiner is an open source data mining platform that offers versatile data mining model building and data cleansing features with an user friendly workflow interface.