Assistants & Domain Agents tools for LangChain / LangGraph

Collection of production LLM applications with source code across RAG, multi-agent, and tool-use patterns. Good reference for how harness primitives combine in real applications

This repository contains the Hugging Face Agents Course.

Langchain features VectorDBQAChain, which integrates LLMs and vector databases into agent tools for enhanced question-answering capabilities by leveraging data ingested into vector stores github | docs

OpenGPTs is an open-source project providing customizable GPT-based experiences, offering control over language models, prompts, tools, vector databases, retrieval algorithms, and chat history databases, featuring three cognitive architectures: Assistant, RAG, and Chatbot, with support for various language models and deployment options including Docker, Cloud Run, and Kubernetes github

A versatile answer engine leveraging Groq, Mistral AI, Langchain.JS, Brave Search, Serper API, and OpenAI to deliver efficient and sophisticated responses with reduced hallucination through RAG for citation-backed search queries github | github profile

👾 Open source implementation of the ChatGPT Code Interpreter

LangGraph.js is a TypeScript and JavaScript library enabling the development of stateful, multi-actor applications with LLMs, featuring capabilities to construct cyclic coordination across multiple computation steps for complex agent-like behaviors, with support for conditional edges and cycles, not limited to DAGs, and extensive documentation with examples on implementation github

Self-hosted AI penetration testing agent built on LangGraph that maps the attack surface into a graph, exploits it from a Kali sandbox with human approval gates, and opens pull requests with fixes

RasaGPT is the first headless LLM chatbot platform built on top of Rasa and Langchain. github

LangServe facilitates the deployment of LangChain runnables and chains as a REST API, providing features like automatic schema inference, efficient endpoints, and a playground page, with plans for a hosted version for one-click deployments github

Local-first desktop assistant that reasons through messy context, orchestrates tools and providers, and works inside your files, repos, and channels — durable memory, scheduled tasks, voice, visible browser automation, and parent-led child agents for research, review, and implementation. Runs on Ollama or opt-in cloud models. Formerly Thoth.

This repository showcases various LangChain agents as Streamlit apps, including a basic streaming app, a memory-based conversation app, a demo replicating MRKL functionality, a minimal agent with search capability, chatbots with feedback options, document querying, database communication, and pandas DataFrame interaction, featuring LangChain and Streamlit integrations github | github profile

Make it easier to run and develop with babyagi in a web app, like a ChatGPT. github

LangSmith provides tools for debugging, testing, evaluating, and monitoring LLM applications, integrating seamlessly with LangChain for comprehensive AI agent observability github | docs | website

Open-source AI Agent platform for teams. Your agents don't just chat — they read files, run code, call APIs, and deliver results.

Deploy LangChain Agents and connect them to Telegram. github

An autonomous agent that can answer HR related queries autonomously using the tools it has on hand. github

The missing bridge between your ML models and your AI agents.

The Open Assistant API is a self-hosted, open-source framework that enables the creation of customized AI assistants, supporting integration with OpenAI's LLM and LangChain SDK, and is compatible with OpenAI's Assistants API, allowing for seamless orchestration and extension capabilities github

Open-source framework that gives you AI Agents that help you navigate decision-making, get personalized goals and execute them

Self-hostable personal AI assistant built with LangGraph, combining email and calendar tools, persistent memory, MCP integration, and human approval flows for actions

Langchain and CrewAI have launched AI agents equipped with Bitcoin wallets, facilitating automated operations within a blockchain environment github | github profile | website | discord

Framework-native budget limits and circuit breakers for AI agent frameworks (CrewAI, AutoGen, LangGraph). Hard token caps, cost alerts, and spend tracking with hooks that integrate directly into agent execution loops. Open-source, available on PyPI and npm