PDFsam, a desktop application to split, merge, mix, rotate PDF files
Gephi the open graph Viz platform
Web application that allows you to perform operations on PDF files
Official GanttProject repository
RStudio is an integrated development environment (IDE) for R
Get random, realtime read/write access to your Big Data
A Distributed RESTful Search Engine
Data visualization analysis tool
An extremely easy way to perform background processing in Java
Data Quality Operations Center
Stream Processing and Complex Event Processing Engine
Simplified version of ZXing, optimized to scan codes to generate QR
Apache InLong - a one-stop integration framework for massive data
Apache IoTDB
Non-Blocking Reactive Foundation for the JVM
Java dataframe and visualization library
An XMPP server licensed under the Open Source Apache License
Centralize, transform and stash your data
Kestra is an infinitely scalable orchestration and scheduling platform
The Esri Geometry API for Java enables developers to write apps
DBMS supporting graph, document, full-text and geospatial models
Conductor is an event driven agentic workflow engine for AI agents
Fast, Flexible & Free Software to scale your Business
An easy-to-use, high-performance distributed transaction solution
Track and evaluate the performance of your investment portfolio