Langchain agents

ChatGPT API Usage using LangChain, LlamaIndex, Guardrails, AutoGPT and more

📹 Collection of my Youtube Tutorials over the years! Read, write, and share what you create ✨🎈

DocumentGPT is a web application that allows you to chat over your research document using OpenAI's chat API and perform semantic search using vector databases. This tool provides a seamless interface for interacting with your research document, exploring search results, and engaging in a conversation with an AI chatbot.

Examples of Chat Bots using Panels chat features: Traditional, LLMs, AI Agents, LangChain, OpenAI etc

An assistant for Slack built with Arcade and Langgraph. Interact with Google Calendar, Mail, Github, Search Engines, Firecrawl and more all from within Slack

Ask questions about your Obsidian notes using local AI. Privacy-first RAG with Ollama, LM Studio, or any OpenAI-compatible server. Obsidian plugin + Docker + PyPI.

Local Reasoning Agent using LangChain + Ollama

Integrate Open-AutoGLM's Android & iOS GUI automation into DeepAgents-CLI via LangChain Middleware, combining LLM orchestration with vision-guided GUI control.

S3, PostgreSQL, Azure Blob, GCS, MongoDB, and Redis remote backends for LangChain Deep Agents

Anaxa 是一个面向科研工作流的开源智能体系统。它不是单纯的聊天机器人，也不是无人监管的自动发论文机器，而是把文献检索、证据审计、实验执行、论文写作、同行评审式检查和最终产物打包放进同一个可追踪的研究生命周期中。

AI agents are getting tool access — shell, file system, databases, APIs, secrets. But **nobody is governing what they actually do with it**. Frameworks like LangChain, CrewAI, AutoGen, and Claude Code give agents the power to execute. Agent Armor gives you the power to control, audit, and approve every single action before it happens.

A Python CLI to test, benchmark, and find the best RAG chunking strategy for your Markdown documents.

A sophisticated multi-agent AI system for analyzing Indian NSE-listed stocks using real-time data, technical indicators, news sentiment, and advanced AI reasoning.

Examples and tutorials for building AI applications with watsonx.ai Flows Engine

Various projects using Large Language Model (GPT & LLAMA) other open source model from HuggingFace and OpenAI. OpenAI API required for running various model

Python port of Claude Code's agent-runtime architecture, on LangChain

A cognition aware database engine for AI agent memory. Purpose built in Rust with WAL, HNSW, knowledge graphs, and speculative context pre assembly. Not a wrapper, a ground up storage engine that thinks.

Xgent 是一款基于 Spring AI 和 DDD（领域驱动设计）架构开发的轻量级 AI Agent 编排框架。它集成了 google-adk，旨在为开发者提供一种简单、高效的方式来构建和编排多智能体（Multi-Agent）工作流，支持模型上下文协议（MCP）、智能体技能（Skills）系统和多种主流 AI 框架（Spring AI, LangChain4j），现有实际落地项目：移动端harness自动化测试案例，AI drawio、AI生成PPT。

Streamly - Streamlit Assistant is designed to provide the latest updates from Streamlit, generate code snippets for Streamlit widgets, and answer questions about Streamlit's latest features, issues, and more

🚀 Building Go applications with LLMs through composability

This is a Python package to add tool calling capabilities to newly released LLMs on LangChain's ChatOpenAI, AzureAIChatCompletionsModel and ChatBedrockConverse classes ahead of time before LangChain and LangGraph supports it!

snowBrain - AI-Driven Insights with Snowflake (New version- https://github.com/kaarthik108/snowbrain-AGUI)

ChatGLM 6B 的模型与UI，通过 LangChain 与向量匹配实现本地知识库问答，支持流式输出

Client-side toolkit for using large language models, including where self-hosted

使用LangGraph搭建多智能体客服系统

Tutorial and template for a semantic search app powered by the Atlas Embedding Database, Langchain, OpenAI and FastAPI

Learn GenAI and Agentic AI from Zero to Production

An LLM-based tool to chat with your documents and databases, including a management system | 面向企业内部环境的大模型(LLM)知识库问答系统，包含后台管理系统

Research feedback grounded in the papers that define your field

基于 LangGraph、LangChain 和 SurrealDB 的期末复习 Agent 后端：RAG 问答、模拟出题、自动评测与薄弱点反馈

Use LLMs for building real-world apps

A comprehensive collection of LangGraph implementations, tutorials, and advanced AI workflows covering Agentic RAG systems, MCP (Model Context Protocol) development, and practical AI application patterns.

A diverse, simple, and secure all-in-one LLMOps platform

This repo aims to help developers to get into the genAI topic quicker by automating AI Core and HANA Vector Engine provisioning and configuration with Terraform Provider for SAP BTP.

Prompt Engineering at Your Fingertips!

Advanced Retrieval-Augmented Generation (RAG) through practical notebooks, using the power of the Langchain, OpenAI GPTs ,META LLAMA3 , Agents.

Toolkit for building AI-driven graph apps on Memgraph, with LangChain, MCP, and agent implementations.

This repo aims to help developers to get into the genAI topic quicker by automating AI Core and HANA Vector Engine provisioning and configuration with Terraform Provider for SAP BTP.

Self-hosted RAG search engine — 34 formats, BM25+hybrid search, multi-LLM (Gemini/OpenAI/Claude/Ollama), FastAPI + Docker, production-ready in 3 min

OpenAI/Anthropic-compatible AI router that keeps apps online with provider failover, key rotation, caching, analytics, and local-model fallback.

企业级 AI Agent 平台 | Spring Boot 3 + LangChain4j | ReAct 推理 + 多路召回 RAG + 语义缓存 + 多智能体协作

Learn how to quickly build Agents with Amazon Bedrock

Your own Coding Agent 🤖

Quarkus LangChain4J Workshop that demonstrates both single AI service capabilities and Agentic AI orchestration

Prototyping Generative AI Use Cases with Amazon Bedrock and Langchain

Beginner-friendly repository for launching your first LLM API with Python, LangChain and FastAPI, using local models or the OpenAI API.

LangChain Tutorial 3 动画演示透彻解释 Agent 概念 以及 实现Demo

Tools for using Langchain with Prefect

Language Chain Library for Elixir

Governance-as-Code for AI agents. Declarative constraints with deterministic enforcement. Provisioning Identity, Tool-based rules, Brokering Credentials & Ensuring safe deployment

A collection of agent-optimized LangChain, LangGraph and LangSmith skills for AI coding assistants.

Comprehensive tutorials for LangChain, LangGraph, and LangSmith using Groq LLM. Learn to build advanced AI systems, from basics to production-ready applications. Covers key concepts, real-world examples, and best practices. Ideal for beginners and experts alike. Elevate your AI development skills!

Selfhost modern LLM stacks. Run the whole fleet from your terminal

🌴 Drop-in replacement REST API for Vertex AI (PaLM 2, Codey, Gemini) that is compatible with the OpenAI API specifications

Opinionated sample on how to build/deploy a RAG web app on AWS powered by Amazon Bedrock and PGVector (on Amazon RDS)

📚 Local PDF-Integrated Chat Bot: Secure Conversations and Document Assistance with LLM-Powered Privacy

顺便一提，我们支持 RWKV | 「Intel 2025 人工智能创新大赛」🚀AutoOPS: Provide the chaos brought by language models to the operation and maintenance industry! 🏆使用 LLM 提供的动力实现全自动运维，支持 Windows Server/Linux/macOS/Cisco IOS，可进行全网自动管理，让我们颠覆运维行业【带外管理/自动运维/IoT设备管理/WebHook监控/任意平台/全模态Workflow】

A collection of agent-optimized LangChain, LangGraph and LangSmith skills for AI coding assistants.

A Virtual Sales Agent that uses LangChain, LangGraph, and Gemini Flash to simulate customer interactions. Features include product inquiries, order management, and personalized recommendations through a user-friendly Streamlit interface.

This repository contains hands-on projects, code examples, and deployment workflows. Explore multi-agent systems, LangChain, LangGraph, AutoGen, CrewAI, RAG, MCP, automation with n8n, and scalable agent deployment using Docker, AWS, and BentoML.

Open-source AI career platform that helps users build, optimize, analyze, and tailor resumes with intelligent job matching, ATS optimization, and career guidance.

[EMNLP '25] A web app and Python API for multi-modal RAG framework to ground LLMs on high-fidelity materials informatics. An agentic materials scientist powered by @materialsproject, @langchain-ai, and @openai https://aclanthology.org/2025.emnlp-main.1280/

Core concepts - where to apply parallelism in agentic solution

Multi-agent AI research system — finds academic papers via semantic search & citation snowballing, then answers questions over them using agentic RAG with self-reflection. Built with LangGraph, FastAPI, Celery, and Qdrant.

AI Agents for drug discovery, drug development, and other pharmaceutical R&D

Deep Agents 实战 — Course Website

PDF based Chatbot using streamlit LangChain & OpenAI.

A modular AI agent framework built with FastAPI (backend) and TypeScript (frontend), integrating LangChain/LangGraph-based agents for conversational intelligence, reasoning, and tool orchestration.

Gradio based tool to run opensource LLM models directly from Huggingface

Chat with your Spotify account using GPT & LangChain AI Agent

A pySigma wrapper and langchain toolkit for automatic rule creation/translation

互联网面试准备一站式平台 本地安装即用：桌面端一键启动 基于 LangChain4j + Spring Boot + React + Electron 的面经整合与 AI 面试准备应用。支持面经搜索、AI 面试模拟（RAG + 深挖题 + 连续追问 + 整场评分 + 历史对比）、面试复盘、在线算法 IDE、实习项目概念掌握度闭环，并通过 Function Calling 让大模型自动调用「查面经 / 查算法题 / 运行代码 / 统计高频考点」等后端能力。

A comprehensive learning path and practical guide for Generative AI development with hands-on LangChain implementations and detailed notes.

A queryable second brain over your scattered notes and docs - hybrid retrieval (vector + BM25), section-level citations, and an MCP server so AI agents can use it. ~300 lines, no LangChain.

🎥 Youtube Video Summarizer and Question Answering App Using Whisper and Langchain

Memory 🧠 to your Personal ChatBot 🤖| LangChainAI and Databutton

Apply LLMs for automated ranking Resume

Your SDK solves all of this. One interface. Unified logic. Local + hosted models. Fine-tuning. Agent tools. Enterprise-ready. Hybrid RAG.Star 🌟 if you like it!

Optimizing Dynamic Knowledge Base Using AI Agent

Food tour planner using LangChain DeepAgents, Google Maps API, and Tavily research. Explore multi-agent coordination patterns: task delegation via SubAgentMiddleware, planning with TodoListMiddleware

【AI应用平台】一个AI应用与零代码结合体，旨在帮助开发者快速构建和部署AI 应用和零代码搭建！功能涵盖：AI应用、零代码搭建、AI报表、AI大屏、AI仪表盘、Chat2BI报表

大型語言模型(LLM)的讀書會內容code部分整理，此github提供簡單、免費、易實作code範例，並由淺入深帶你一步步了解如何基於python建置LLM流程、部屬功能等

Open Source A2A Protocol Adapter SDK for Different Agent Frameworks and Harnesses

完整的RAG技术教程 - 从基础概念到生产部署，系统化掌握检索增强生成技术。包含4个模块、20章内容、17个Jupyter Notebooks、6个企业级实战案例

Backend for SlideSpeak. Create PowerPoints with AI. Get summaries, ask questions, create presentations and more.

Design Patterns for Multi Agents Frameworks Like Autogen, Langraph, Taskweaver,Crewai,etc

一个用于在Unity中开发在线和离线聊天机器人的管线。A pipeline designed to create online and offline chat-bot in Unity.

Implementation of contextual engineering pipeline with LangChain and LangGraph Agents

编程导航 2025 年 AI 开发实战新项目，基于 Spring Boot 3 + Java 21 + Spring AI 构建 AI 恋爱大师应用和 ReAct 模式自主规划智能体YuManus，覆盖 AI 大模型接入、Spring AI 核心特性、Prompt 工程和优化、RAG 检索增强、向量数据库、Tool Calling 工具调用、MCP 模型上下文协议、AI Agent 开发、Cursor AI 工具等核心知识。用一套教程将程序员必知必会的 AI 技术一网打尽，帮你成为 AI 时代企业的香饽饽，给你的简历和求职大幅增加竞争力。

A GPT powered CLI tool that answers questions about your data

Local-GenAI-Search is a generative search engine based on Llama 3, langchain and qdrant that answers questions based on your local files

An LLM GUI application; enables you to interact with your files, offering dynamic parameters that can modify response behavior during runtime.

Langport is a language model inference service

Workflow Runtime Engine based on CNCF Workflow Specification for Agentic Workflows

Kyros — The Memory OS for AI Agents Give your AI agents secure, self-correcting, persistent memory in 3 lines of code. Three memory types (episodic, semantic, procedural) with built-in forgetting curves, cryptographic integrity, and automatic contradiction resolution. Model-agnostic REST API with Python and TypeScript SDKs.

Build a 100% local Retrieval Augmented Generation (RAG) system with Python, LangChain, Ollama and ChromaDB!