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The java implementation of Apache Dubbo. An RPC and microservice framework.
A browser automation framework and ecosystem.
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Apache ZooKeeper
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
Bastillion gives you a clean, browser-based way to manage SSH access across all your systems—like a bastion host with a friendly dashboard.
Apache Avro is a data serialization system.
Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.
TEAMMATES is a feedback management tool for education
Distributed Big Data Orchestration Service
alf.io - The open source ticket reservation system for conferences, trade shows, workshops, meetups
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
(Official) The DSpace digital asset management system that powers your Institutional Repository
An extensible distributed system for reliable nearline data streaming at scale
Learning Management System OpenOlat
Provides tracing abstractions over tracers and tracing system reporters.
phase4 - AS4 client and server for integration into existing systems. Specific support for Peppol and CEF eDelivery built-in.
The Frank!Framework is an easy-to-use, stateless integration framework which allows (transactional) messages to be modified and exchanged between different systems.
Augmented text display system for libGDX, based on typing-label
The legacy distributed object storage server developed by PitchPoint Solutions can store billions of large and small files using minimal resources. Object data is stored in replicated volumes implemented like Facebooks Haystack Object Store. Object metadata which essentially maps an object name to a volume position is stored in an elasticsearch index. (Development by PitchPoint Solutions has been discontinued)