Spring Framework

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

High Performance Inter-Thread Messaging Library

Java JWT: JSON Web Token for Java and Android

Open source version of Google Authenticator (except the Android app)

Real-time transport layer for Java AI agents. Build once with @Agent — deliver over WebSocket, SSE, gRPC, and WebTransport/HTTP3. Talk MCP, A2A and AG-UI.

Java rate limiting library based on token-bucket algorithm.

Asciidoc Editor and Toolchain written with JavaFX 21 (Build PDF, Epub, Mobi and HTML books, documents and slides)

Elassandra = Elasticsearch + Apache Cassandra

The Kinesis Scaling Utility is designed to give you the ability to scale Amazon Kinesis Streams in the same way that you scale EC2 Auto Scaling groups – up or down by a count or as a percentage of …

Official Java SDK for the Stormpath User Management REST API

The Logback Extensions project provides community supported extensions to the Logback logging framework.

Flow-based programming for the Vert.x application platform.

Shamir Secret Sharing in Java

Open source CAS customizations, extensions, and configuration aids.

SimpleJPA - Java Persistence API (JPA) implementation for Amazon SimpleDB

Integrating Bootstrap CSS with Vaadin (proof-of-concept)

Apache Shiro plugin for Stormpath

An example of how to use server-side SNI in Netty with Java 8.

A simple proof-of-concept of Shiro authentication with JDBC Realm and MySQL.

Simple CRyptography API for Java

SCMS is a Simple Content Management System

Aya is a lightweight web server built on principles of clean OO and architectural design, ideal for customization and embedding into any environment.

An OSGi plugin framework

Java Email Address Validator

SimpleJPA - Java Persistence API (JPA) implementation for Amazon SimpleDB