langchainrust cargo 0.27.0 clean A LangChain-inspired framework for building LLM applications in Rust. Supports OpenAI, Agents, Tools, Memory, Chains, RAG, BM25, Hybrid Retrieval, LangGraph,… 1.2K 4h ago lc-shared cargo 0.27.0 clean Shared types for langchainrust workspace — breaks circular dependencies 1.7K 9h ago lc-schema cargo 0.27.0 clean Schema types for langchainrust — Message, MessageType, ImageContent, AudioContent, FileContent 1.7K 8h ago lc-callbacks cargo 0.27.0 clean Callback and tracing infrastructure for langchainrust 1.6K 8h ago lc-core cargo 0.27.0 clean Core abstractions for langchainrust — Runnable, BaseTool, BaseChatModel, etc. 1.6K 8h ago lc-embeddings cargo 0.27.0 clean Embedding model implementations for langchainrust — OpenAI, DeepSeek, Qwen, local/ONNX 1.1K 8h ago lc-prompts cargo 0.27.0 clean Prompt templates for langchainrust 1.1K 8h ago lc-providers cargo 0.27.0 clean LLM provider integrations for langchainrust — OpenAI, Anthropic, Ollama, Gemini, etc. 1.1K 8h ago lc-vector-stores cargo 0.27.0 clean Vector store implementations for langchainrust — InMemory, File, Qdrant, MongoDB, Redis, SQLite, ChromaDB, Pinecone, PGVector 970 8h ago lc-memory cargo 0.27.0 clean Memory system for langchainrust — Buffer, Window, Summary, SummaryBuffer, ContextWindow, VectorStore, MongoDB persistence 951 8h ago lc-rag cargo 0.27.0 clean RAG (Retrieval-Augmented Generation) module for langchainrust — BM25, Hybrid Retrieval, GraphRAG, HyDE, Reranking, MultiQuery, Document Loaders 900 8h ago lc-tools cargo 0.27.0 clean Built-in tools for langchainrust — Calculator, DateTime, URLFetch, etc. 782 8h ago lc-agents cargo 0.27.0 clean Agent system for langchainrust — ReAct, FunctionCalling, PlanExecute, CRAG, AdaptiveRAG, DeepResearch, Handoffs, Streaming 751 8h ago lc-chains cargo 0.27.0 clean Chain compositions for langchainrust — LLMChain, SequentialChain, RetrievalQA, etc. 706 8h ago lc-a2a cargo 0.27.0 clean A2A (Agent-to-Agent) protocol support for langchainrust — client, server, and protocol types. 524 6h ago lc-evaluation cargo 0.27.0 clean Evaluation framework for langchainrust — Evaluator trait, built-in evaluators, dataset runner 514 7h ago lc-guardrails cargo 0.27.0 clean Guardrails for langchainrust — input/output safety validation for agents 514 6h ago lc-sessions cargo 0.27.0 clean Session management for langchainrust 505 6h ago lc-mcp cargo 0.27.0 clean MCP (Model Context Protocol) client for langchainrust 494 6h ago lc-observability cargo 0.27.0 clean Pluggable observability sinks for langchainrust — JSON-lines file, MongoDB. 167 1h ago 