Browse free open source Java Libraries and projects below. Use the toggles on the left to filter open source Java Libraries by OS, license, language, programming language, and project status.
SIMD-accelerated libjpeg-compatible JPEG codec library
The modern Java bytecode editor
A reference implementation of a JSON package in Java
A pure Java JDBC driver for Microsoft Access database files
Autopsy® is a digital forensics platform and graphical interface
Barcode scanning library for Java, Android
A modification for the Discord Android App
The modern Essentials suite for Spigot and Paper
A Java library used to read and extract data from NFC EMV credit cards
iText for Java represents the next level of SDKs for developers
VisualVM is an All-in-One Java Troubleshooting Tool
Java library that enables cross-platform access to popular native APIs
Apache Log4j 2 is a versatile, feature-rich, efficient logging API
Automated driver management and helper features for Selenium WebDriver
Global keyboard and mouse listeners for Java
High-quality QR Code generator library in Java, TypeScript/JavaScript
Metaprogramming library to analyze and transform Java source code
ConnectBot is the first SSH client for Android
A Reddit client for Android
Advanced manager and monitor for Apache Tomcat