光 HikariCP・A solid, high-performance, JDBC connection pool at last.

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 …

Alluxio, data orchestration for analytics and machine learning in the cloud

JanusGraph: an open-source, distributed graph database

Distributed Graph Database

Android USB host serial driver library for CDC, FTDI, Arduino and other devices.

Keep your code spotless

The WebRTC module for React Native

Micro second messaging that stores everything to disk

Implementation of various string similarity and distance algorithms: Levenshtein, Jaro-winkler, n-Gram, Q-Gram, Jaccard index, Longest Common Subsequence edit distance, cosine similarity ...

A new data structure for accurate on-line accumulation of rank-based statistics such as quantiles and trimmed means

GeoGebra apps (mirror)

Spoon is a metaprogramming library to analyze and transform Java source code. 🥄 is made with ❤️, 🍻 and ✨. It parses source files to build a well-designed AST with powerful analysis and transformati…

Sakai is a freely available, feature-rich technology solution for learning, teaching, research and collaboration. Sakai is an open source software suite developed by a diverse and global adopter co…

INACTIVE - A fast and secure browser for standalone virtual-reality and augmented-reality headsets.

Provide listener framework for JDBC interactions and query executions via proxy.

Get started with Timefold quickstarts here. Optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.

Distributed code search and refactoring for Java

OptaPy is an AI constraint solver for Python to optimize planning and scheduling problems.

A bridge between a Java model, REST services and Typescript definition

A Java Toolbox for Scalable Probabilistic Machine Learning

Simplification of a 2D-polyline or a 3D-polyline

tool for interactively visualizing large directed graphs in three-dimensional hyperbolic space

Kodkod solver for relational logic

jetpad-projectional

Java Operations Research Library

A JSR223 compliant Jupyter kernel implementation in Java

Data versioning library for Java

Easily and automatically test essential AWS services with the language-agnostic aws-mock.

Simple Data Analysis language built with MPS. Generates R code. Metaprogramming in R, thus the name.