Langchain agents

Chatbot for answering questions about the Systems Engineering program at Univalle Tuluá.

A local-first SAST & Runtime Security scanner built exclusively for LLM Agents. Detects cross-modal data leaks, prompt injections, and intercepts credentials before execution.

Successfully developed a state-of-the-art AI-driven credit underwriting engine using LangGraph and FastMCP that orchestrates multiple specialized agents to evaluate risk, detect fraud, and generate explainable credit decisions, delivering transparent, auditable, and tailored financial solutions with unmatched efficiency.

KARA is a Python toolkit for efficient document updates in RAG systems.

AI study companion that turns PDFs and YouTube videos into a Socratic tutor, flashcards, quizzes, and a knowledge graph — built on LangGraph RAG with SQLite persistence and SM-2 spaced repetition.

A modern, AI-powered Learning Management System (LMS) featuring role-based access and an agentic chatbot built with LangGraph for natural language database operations.

Recipe AI is a web application built with Streamlit and LangChain that generates easy-to-make recipes with nutrition facts based on the ingredients and kitchen appliances you have at hand.

AI Risk Intelligence Platform An end-to-end AI-powered risk analysis system that evaluates companies

Multi-agent AI system that analyzes financial reports, identifies risks, and generates executive summaries using LangGraph, RAG and LLMs.

A multi agent Agentic AI which performs web search and summarize the articles from the search.

一个支持 MCP、Tool、Skills、Subagent、知识库检索与沙盒执行的模块化 AI Agent 应用。

AI Agent 平台: 对话+工具调用+员工评估。对标 ChatGPT/Claude/Dify/Coze,14个内置工具+MCP协议+Code Interpreter+Artifacts+Skills+360环评+九宫格+校准会。FastAPI+Vue3+LangGraph

CLI agent that fills out online job application forms - cover letters, screening answers, Greenhouse/Lever/Workday - using AI-driven browser automation.

A Python Interface to macOS Accessibility API for UI Automation and AI Agents.

Local insurance-clause RAG agent: hybrid retrieve (BGE+BM25), cited answers, honest refuse. Not regulated advice. | 本地保险条款 RAG：混合检索、带引用回答、诚实拒答

Multi-agent control plane for cross-border e-commerce: LangChain + Claude ReAct workflows, RAG, and ERP/CRM-style tool integration. 跨境电商多 Agent 调度中枢：LangChain + Claude + RAG + ERP/CRM 工具集成。

Chat with your SQL database in plain English — a fully local AI agent powered by Ollama, RAG-based schema retrieval, and multi-database support; no data leaves your machine

Natural-language-to-SQL agent built with LangGraph and FastAPI. Ask questions in plain English, get answers from your database. Powers QueryDB (querydb.in) — self-host or use free at querydb.in

Production-ready n8n workflow template: a natural-language data analyst chatbot over Supabase/Postgres. Built with LangChain Tools Agent + Claude Sonnet 4.6 + QuickChart.

话到嘴边 - 面向年轻人的场景表达转换器 - 把不好开口的话，换一种更合适的表达

Developed An AI-powered Retrieval-Augmented Generation (RAG) Document Assistant that allows users to upload PDF, DOCX, and TXT files and ask questions in natural language...

AI Data Analyst Agent , asisten cerdas berbasis Groq (Llama-3) & LangChain untuk eksplorasi, visualisasi otomatis, dan pembersihan dataset (CSV) langsung dari chat

Aria. A multi-agent digital marketing assistant. Give it a business objective and a brand tone; a team of agents writes the copy, plans the campaign, scores itself against a rubric, and reworks until it passes. Model-agnostic via a gateway.

SchemaMind turns plain-language questions into validated SQLite queries. Upload a .db, ask anything, and get back executable SQL plus the actual results — powered by FAISS schema retrieval, Gemini, and a strict safety layer.

LangGraph and LangChain retriever, tools, and navigator subgraph for OKF (Open Knowledge Format) bundles.

Governed AI agents for education — 8 reference workflows on Amazon Bedrock with deny-by-default authorization, student-PII masking, human-in-the-loop enforcement, and tamper-evident audit trail aligned to FERPA, COPPA, IDEA/504, and ADA Title II. Built for K-12, community colleges, and universities.

This project focuses on developing a real-time, intelligent healthcare assistant powered by Agentic RAG (Retrieval-Augmented Generation) and the LangChain framework. Designed to provide multimodal support—text, image, and document-based inputs—it aims to assist medical personnel and individuals in remote areas.

Convert natural language into SQL queries using Large Language Models (LLMs), schema-aware prompting, and database validation.

🤖 Build a documents-based AI assistant that uses RAG architecture for accurate technical responses and combines local processing with cloud-based services.

Production-grade prompt engineering curriculum — 7 modules covering foundations, reasoning, RAG, security, and evaluation. Model-agnostic (OpenAI/Anthropic/Ollama), runnable notebooks, mini-projects, Mermaid diagrams. Not prompt tips — prompt engineering as a discipline.

Independent LangGraph C++ runtime for stateful AI agents and recoverable graph workflows: checkpointing, streaming, interrupts, tool calling, edge/local LLM apps. C++23 developer preview; not official LangGraph/LangChain.

RAG-Based Document Retrieval and Question Answering System

Circuit breaker + hierarchical dollar budget for LangGraph agents. In-process, no proxy.

I am an AI Engineer focused on building production-ready systems that solve real-world problems. I specialize in designing scalable, intelligent, and data-driven solutions across healthcare, finance, and generative AI, with a strong focus on end-to-end system development.

AI-powered multi-agent travel planner built with FastAPI, LangGraph, Groq, PostgreSQL, Tavily, and AviationStack.

MedTrack is a full-stack medical equipment management system built with React and Spring Boot. It streamlines inventory, maintenance, and equipment orders through secure role-based access.

This AI system orchestrates multiple AI agents working together in a structured pipeline to generate comprehensive research reports on any topic.

A curated list of 400+ AI APIs, tools, frameworks, and platforms across 40+ categories

Autonomous multi-agent AI system for intelligent GitHub PR review and bug detection. Built with LangGraph, RAG + tree-sitter, and GitHub MCP for deep codebase understanding. Automatically raises issues, drafts fixes, and opens PRs as smart-pr-review-bot[bot]. Supports Review Only, Human-in-the-Loop, and Auto-Pilot modes with full LangSmith tracing.

AI-powered ConstructionRetrieval-Augmented Generation system built with FastAPI, Streamlit, Groq LLMs.

OpenGPT, An open AI workspace for conversations, knowledge, and productivity.

Seamless LLM Lineage for DataHub with LangChain and LangSmith

Code behind Delgado-Chaves et al., PNAS 122(2):e2411962122 (2025): benchmarking how well LLMs screen titles and abstracts for systematic reviews in medicine against human reviewer decisions. LangChain screening pipeline + analyses.

🧠 Build a RAG-driven chatbot to answer user questions using real-world knowledge from documents, focused on mental health and social policy in Indonesia.

Find where agent-controlled intent reaches consequential actions without an authority check. Python + TypeScript + Go. Zero-dependency SAST for AI agents.

Generate code and tests automatically using LangChain, Groq, and Gemini LLMs — all from a single CLI command.

Agentic CLI tool for investigating bugs using code and logs.

Synchronous JS/TS gate that catches destructive AI-agent tool calls before they execute. AST-level SQL parsing, SSRF defense, shell metacharacters, path traversal.

Run commands on network device with LLM using netmiko

LLM Sentinel Red Teaming Platform is an enterprise-grade framework for automated security testing of Large Language Models, detecting vulnerabilities such as jailbreaks, prompt injection, and system prompt leakage across multiple providers, with structured attack orchestration, risk scoring, and security reporting to harden models before production

This repository contains code examples of langchain

Trilith v0.1 beta — context engineering for agents (budgeted memory, 3 tiers, audit trail). Core is Python; use via REST or adapters (LangGraph / OpenAI Agents / Claude / TS). Needs trilith serve locally. No API key for Trilith itself. Not prod-hardened. Clone → pip install -e ".[server]" → try docs/adapters.md → open issues.

A Repository for Intelligent Agents Integrated with Retrieval-Augmented Generation for Querying Automotive Manuals.

Simple Chatbot using LangChain just Q & A Generative AI Application.

一个面向编程学习、面试准备和 AI 问答场景的springboot+langchain4j项目，在开源项目基础上优化并添加功能：https://github.com/liyupi/ai-code-helper 在此感谢作者开源对我的帮助。

Multi-layer token optimization for LLM applications — compress prompts, map codebases, reduce output. Zero required dependencies.

点击就能使用 AI Agent 工作台，集成对话、ai浏览器、工具调用、记忆、知识库、技能和定时任务，能作为你的个人工作助手来帮你完成自己的梦想。

Um agente conversacional inteligente que responde perguntas sobre o estoque de produtos utilizando um modelo de linguagem (LLM), consultas SQL e interface interativa com Streamlit.

ReelAgent — 自研ReAct Agent驱动的短剧工厂。无LangChain，纯手搓Agent框架。剧本→成片全自动，支持shot级审核重生。

Visual workflow builder and execution environment for designing, testing, and deploying custom AI agent pipelines.

Decepticon 2026: AI Red Team Toolkit 🔓 | Autonomous Security Agent

AI 面试训练系统：跨会话能力建模闭环 — LangGraph 编排 + 三层上下文融合出题 + Mem0 式画像更新 + RAG 知识增强 + SM-2 复习调度。FastAPI · React 19 · LlamaIndex · Qdrant

面向中小企业的开源私有化知识库：单实例部署、数据本地可控、LLM 中立。LangChain4j RAG、PgVector 混合检索、Docker 一键部署。

🗺️ MRRA: A Mobility Retrieve-and-Reflect Agent for Mobility Prediction.

An integration package connecting pdf-inspector to LangChain

Aplicação que usa o poder da LLM para gerar contexto para qualquer demanda sem precisar que você pense e tenha ideías, a propria aplicação estrutura no final da entrevista com você em um unico arquivo markdown tudo que foi questionado, pesquisado, pensado e elaborado.

Open-source decision evidence and reconstruction for production AI agents. Bitemporal memory, Decision Receipts, runtime gates, and blast-radius investigation.

Resume Analyzer & Job Description Matcher is an AI-powered web application that extracts structured information from resumes and compares it with job descriptions to generate an ATS match score, identify missing skills. Built with Python, LangChain, Groq, Pydantic, and Streamlit.

Auperator 是一个基于 DeepAgents 架构的智能运维系统，能够自动监控 Web 应用、收集日志、智能分析并修复问题，最终通过提交 PR 完成闭环修复。

Checks for jobs continuously (24×7) on a schedule you control Parses job descriptions, extracts skills & keywords, and scores matches to your preferences Sends notifications (Email + Telegram bot supported in MVP) Generates tailored, job‑specific CVs (Markdown → optional PDF via Pandoc)

A1 – Know Your Agent Verifiable Authorization for Multi-Agent AI

Paper Reading Agent Team 是一个基于多Agent协作架构的智能论文研读系统。它能够自动完成论文搜索、PDF下载解析、摘要生成、批判性分析、PPT生成等全流程任务，帮助研究人员快速理解和呈现学术论文内容。 系统采用模块化Agent设计，各Agent分工明确、协同工作：Scraper Agent负责论文搜索，Parser Agent负责PDF解析，Summarizer Agent负责摘要生成，Reviewer Agent负责批判分析，PPT Agent负责演示文稿生成，Memory Agent负责记忆存储。支持单篇论文研读和批量处理，可自动生成学术风格的汇报PPT。

Autonomous research agent — 10 sources in parallel, self-correcting loop, exports PDF/Word/HTML. Powered by LangGraph + Ollama.

The Text-to-SQL Agent is designed to to interact with databases using simple, conversational language, eliminating the need for manual query writing.

Tools for data extraction, QA and automation from the web with LLMs

An AI-based CLI assistant to help you with command line & shell.

This project uses the CrewAI framework to automate stock analysis, enabling AI agents to collaborate and execute complex tasks efficiently. Example stock: Nvidia. Technologies include Python, CrewAI, Unstructured, PyOWM, Tools, Wikipedia, yFinance, SEC-API, tiktoken, faiss-cpu, python-dotenv, langchain-community, langchain-core, and OpenAI.

Neuroplex is a cutting-edge AI Agent platform that combines FastAPI, Vue.js, an AI Engine, Neo4j, and Milvus to enable smart knowledge management and intelligent Q&A.

AI-powered desktop hub that connects chat, notifications, and productivity tools in one Electron app.

Intelligent data assistant powered by LangChain, supporting email management, scheduling, task tracking, and document processing with multi-agent orchestration

AI-native browser automation for OpenClaw, LangChain, and AI agents. Automate job applications, price monitoring, trading bots, web scraping. Puppeteer/Selenium alternative with 40+ capabilities.

🤖 Unit Test Agent 4J (uta): A production-ready, AI-powered CLI agent designed to automate JUnit 5 test generation. Built with Java 21 & LangChain4j. Features context-aware analysis, configurable LLM backends (OpenAI/DeepSeek), and a "write-once, run-anywhere" cross-platform architecture.

Simple AI-agent Conversation Orchestrator

Autonomous AI agent framework for Python using OpenAI & LangChain — generates app descriptions, architecture outlines, UX flows & code from natural language objectives. Published on PyPI.

A speech-to-text chat agent with multiple tools. Utilizes Gemini, OpenAI, Wolfram|Alpha, openweathermap, and a few other APIs. Can manipulate files and web browsers. Currently working on implementing long-term memory via a neo4j graph database and allowing the user to feed additional data (knowledge) to that db via an obsidian knowledge graph.

Unlock the power of AI by building intelligent agents from scratch! This repository provides a step-by-step guide to creating custom agents that can reason, act, and solve real-world problems

🤖 An AI-powered DevOps agent implementing ReAct architecture to automate mobile release pipelines (Crash Check -> Perf -> Build -> Audit). Built with LangGraph & Ollama.

A full-stack multimodal meeting intelligence system with layered RAG, long-term memory, and skill-based generation.

RAG-powered PDF QA system with self-reflection and multiple retrieval strategies (Stuff/Map Reduce/Refine). Includes monitoring via Langfuse & LangSmith and containerization with Docker

AI office agent

A local, private AI research agent using LangGraph and Ollama that autonomously utilizes web search and Wikipedia to provide structured, memory-aware answers to complex queries.

Self-growing tag-dictionary RAG for any device. Zero dependencies, no GPU, no vector DB. pip install sandclaw-memory

Eltes is an advanced AI agent harness designed for complex, agentic tasks. Features planning, filesystem sandboxing via Daytona, long-term memory, and multi-agent orchestration. Built with Vercel AI SDK, Qstash Workflow and Upstash.

SmartEmailBot is an AI-powered solution that handles your email workflow. It automatically filters spam, summarizes important messages, drafts responses for your approval, and lets you compose new emails with simple commands.

AI 驱动的聊天管理工具，智能检测话题、分析用户画像，轻松搞定 99 + 消息！

A Query-Answer chatbot for PDFs using local Large language and Embeddings models. Please read this readme fully before using.

LLM-driven autonomous agent for automated spectral energy distribution (SED) modeling and interpretation of multi-band galaxy observations using CIGALE.

a basic proof-of-concept implementation of https://python.langchain.com/docs/use_cases/question_answering/

An autonomous coding agent that tells you the truth. Multi-agent LangGraph orchestrator with outcome-honesty invariants, trust ratchet, and baseline-aware merge gates.

Autonomous multi-agent AI research system