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Llangchat
LangChat is an open source AI Agent application platform in the Java&LangChain4j ecosystem, supporting multiple models, agents, knowledge base RAG, Skills, MCP and intelligent questions.
Vbook-to-skill
Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
Popularity
Repository stars1,32236,777Highest
7-day net stars——
Fork2573,894Highest
30-day trendInsufficient historyInsufficient history
Maintenance
Last push2026-09-272026-10-28
Maintenance notesNot verifiedNot verified
Repository created2024-02-082026-05-01
License & use
LicenseApache-2.0 · PermissiveMIT · Permissive
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeKnowledge bases · Retrieval-augmented generationAgent skill extensions · Document processing · Knowledge bases · Retrieval-augmented generation
TypeAgentsGuides & collections
SubcategoryGeneralBooks & reference material
PlatformNot verifiedNot verified
Cost detailsCheck current official software, hosting, model and infrastructure pricing.Check current official software, hosting, model and infrastructure pricing.
Pricing source——
First collected2026-11-032026-11-03
MetricRepository stars, not unique users or individual-skill installsRepository stars, not unique users or individual-skill installs
LanguageVuePython
About this projectLangChat is an open source AI Agent application platform in the Java&LangChain4j ecosystem, supporting multiple models, agents, knowledge base RAG, Skills, MCP and intelligent questions.Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
Measured at2026-11-02 18:59 UTC2026-11-02 18:58 UTC
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Ranked by repository stars, one position per repository. Stars and forks are not user counts.