langchain4j license, foundation and stars
LLM application frameworks · Apache 2.0 (open source) · 13,156 stars
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
License history
LICENSE fileApache 2.0 No license change recorded since the repository was created in 2023.
Latest release
No GitHub releases published; the project releases elsewhere (tags or its own site).
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About and history
- Repository
- langchain4j/langchain4j · created Jun 20, 2023
- Website
- docs.langchain4j.dev
- Language
- Java
- Foundation
- None; run by its maintainers
- GitHub detects
- Apache-2.0
- Stars per week
- From the second weekly snapshot
Weekly snapshots
| Week of | Stars | |
|---|---|---|
| Sep 21, 2026 | 13,156 |
Changes
| What changed | |
|---|---|
| Sep 25, 2026 | TrackedAdded: langchain4j/langchain4j |