Java
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A comprehensive collection of design patterns implemented in Java with detailed examples and explanations.
An open-source PDF platform for editing, converting, signing, and automating PDFs with a self-hostable API and desktop app.
A software reverse engineering framework for analyzing compiled code across multiple platforms, offering disassembly, decompilation, and scripting.
Free and Open Source, Distributed, RESTful Search Engine
Free and Open Source, Distributed, RESTful Search Engine
A free, universal database tool and SQL client supporting over 100 databases with schema editing, ER diagrams, and AI integration.
A comprehensive set of core Java libraries from Google providing new collection types, immutable collections, and utilities for concurrency, I/O, hashing, and more.
A comprehensive set of core Java libraries from Google providing new collection types, immutable collections, and utilities for concurrency, I/O, hashing, and more.
A command line and GUI tool for decompiling Android Dex and APK files into readable Java source code.
A curated list of awesome frameworks, libraries, and software for the Java programming language.
A curated list of awesome frameworks, libraries, and software for the Java programming language.
A Java VM library for composing asynchronous and event-based programs using observable sequences.
A JVM library for composing asynchronous and event-based programs using observable sequences.
An efficient HTTP client for JVM, Android, and GraalVM with HTTP/2, connection pooling, caching, and modern TLS support.
A Java-based RPC and microservice framework for building enterprise-grade distributed systems.
An open-source low-code platform for building custom internal tools, admin panels, and dashboards.
A powerful and easy-to-use chart library for Android, supporting line, bar, pie, radar, bubble, and candlestick charts with scaling, panning, and animations.
A Java diagnostic tool for troubleshooting production issues without code changes or server restarts.
An umbrella project providing tools and libraries for automating web browsers via the W3C WebDriver specification.
An open-source, multi-format 1D/2D barcode image processing library implemented in Java.
An open-source, multi-format 1D/2D barcode image processing library implemented in Java, with ports to other languages.
A distributed event streaming platform for building high-performance data pipelines, streaming analytics, and data integration.
A dynamic service discovery, configuration management, and service management platform for building cloud-native and microservices applications.
Alibaba's Java coding standards implemented as PMD rules and IDE plugins for IntelliJ IDEA and Eclipse.
A memory leak detection library for Android that automatically finds and reports leaks.
An open-source, event-driven orchestration platform for building reliable scheduled and real-time workflows using declarative YAML.
The automation tower defense RTS
An open-source automation server for building, testing, and deploying software with extensive plugin support.
A tool for reverse engineering Android APK files, enabling resource decoding, modification, and smali debugging.
An open-source distributed transaction solution for microservices, ensuring data consistency across services and databases.
A fast, as-you-type, fuzzy-search code completion, comprehension, and refactoring engine for Vim with support for many languages.
A high-performance Java library for converting Java objects to JSON and vice versa.
A cross-platform Java game development framework for desktop, Android, HTML5, and iOS using OpenGL (ES).
A cross-platform Java game development framework for desktop, Android, HTML5, and iOS using OpenGL (ES).
A publish/subscribe event bus for Android and Java that simplifies communication between components like Activities, Fragments, and threads.
A Java client and real-time data platform for Valkey and Redis, providing distributed Java objects, collections, and services.
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