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ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, Java, TypeScript, JavaScript, Rust and Python. Designed for developers, it focuses on practical techniques for building modular, scalable, and secure AI workflows from session setup to service orchestration.
Generate diagrams from textual description
Agentic AI Framework for Java Developers
The fast, precise document-intelligence engine for every language: text, tables and metadata from 100+ formats, with OCR, transcription and code intelligence.
Desktop app for managing BibTeX and BibLaTeX (.bib) libraries
OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.
You can easily add awesome animated context menu to your app.
The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI
Twitter Text Libraries. This code is used at Twitter to tokenize and parse text to meet the expectations for what can be used on the platform.
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.
Generate and read big Excel files quickly
Zircon is an extensible and user-friendly, multiplatform tile engine.
🔐 An SSL library for configuring http client or server. Rich with features such as hot reloading ssl and trusting additional certificates during runtime, combining multiple keystores, loading pem files and os/jdk certificates, logging certificate information during ssl handshake, bypassing ssl configuration from other libraries and more
A vector drawing editor for LaTeX (JavaFX).
Android Library to make it easy to create an Code editor or IDE that support any languages and themes, with auto complete, auto indenting, snippets and more features
arara is a TeX automation tool based on rules and directives. It gives you a way to enhance your TeX experience. This is a mirror repository.
Augmented text display system for libGDX, based on typing-label
Android Library to make it easy to add ReactButton feature in your app with Multi Reactions like Facebook or Linkedin, you can add many reactions as you want, you can also split them into a number of columns, and also customize the colours and text for each reaction
Integrate with the latest language models, image generation, speech, and deep learning frameworks like ChatGPT, DALL·E, and Cohere using few java lines.
Java Structured Logging API for Logback, Log4J2, and JUL
Simple full text indexing and searching library for Java
Beagle helps you identify keywords, phrases, regexes, and complex search queries of interest in streams of text documents.