langtorch by li2109

Java version of LangChain, while empowering LLM for Big Data. Maintained by HamaWhiteGG on GitHub, where it has earned 567 stars from the community.

JavaChain LLM， LangChain ，Java8。. Maintained by shenyubao on GitHub, where it has earned 41 stars from the community.

OxyJen is an open-source Java framework for orchestrating LLM workloads with graph-style execution, context-aware memory, and deterministic retry/fallback. It treats LLMs as native nodes (not helper utilities), allowing developers to build multi-step AI pipelines that integrate cleanly with existing Java code. Maintained by 11divyansh on GitHub, where it has earned 37 stars from the community.