apache / geode

Apache Geode

infinispan / infinispan

Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store.

ExtractPDF4J / ExtractPDF4J

Java PDF table extraction & OCR library. Extract structured tables from text-based and scanned PDFs using stream, lattice (OpenCV-style grid detection), and hybrid parsing.

cagridursun / agentic-developer-handbook

Java-first open-source handbook for understanding and building agentic systems, one concept at a time.