PDFsam, a desktop application to split, merge, mix, rotate PDF files
Gephi the open graph Viz platform
RStudio is an integrated development environment (IDE) for R
Official GanttProject repository
Web application that allows you to perform operations on PDF files
Data visualization analysis tool
Android open source calendar
A distributed task scheduling framework
Scalable master data management and identity resolution
Creation, extension and validation of advanced electronic signatures
Track and evaluate the performance of your investment portfolio
An XMPP server licensed under the Open Source Apache License
A Distributed RESTful Search Engine
The open big data serving engine
Centralize, transform and stash your data
Non-Blocking Reactive Foundation for the JVM
Distributed messaging and streaming platform with low latency
Conductor is an event driven agentic workflow engine for AI agents
An easy-to-use, high-performance distributed transaction solution
Data Quality Operations Center
SeaTunnel is a distributed, high-performance data integration platform
Java dataframe and visualization library
DBMS supporting graph, document, full-text and geospatial models
An extremely easy way to perform background processing in Java
Maven/Gradle alternative with a twist: its a single Java file