Awesome Langchain Overview

😎 Awesome list of tools and projects with the awesome LangChain framework

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🦜🔗 Awesome LangChain

Curated list of tools and projects using LangChain.

LangChain is an amazing framework to get LLM projects done in a matter of no time, and the ecosystem is growing fast. Here is an attempt to keep track of the initiatives around LangChain.

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🦜🔗 Awesome LangChain

LangChain Framework

LangChain (⭐82k): the original 🐍
LangChain.js (⭐11k): the js brother ✨
Concepts: Langchain concepts doc
Twitter account: follow to get fresh updates
Youtube Channel
Discord: discussion
Langchain Blog: The Official Langchain blog
LangChainHub (⭐3.2k): collection of all artifacts useful for working with LangChain primitives such as prompts, chains and agents
LangServe (⭐1.5k): LangServe helps developers deploy LangChain runnables and chains as a REST API.

Ports to other languages

List of non-official ports of LangChain to other languages.

Langchain Go (⭐3k): Golang Langchain
LangchainRb (⭐1k): Ruby Langchain
BoxCars (⭐411): Ruby gem, Building applications with composability using Boxcars with LLM's. Inspired by LangChain.
LangTorch (⭐279): Building composable LLM applications with Java / JVM. Inspired by LangChain.
LangChain4j (⭐3k): LangChain for Java
LangChainJSDotNet (⭐29): Use the official LangChain.js library in .NET
LangChainDart (⭐292): Build powerful LLM-based Dart/Flutter applications.

Tools

Low-code

Flowise (⭐23k): Drag & drop UI to build your customized LLM flow using LangchainJS
Langflow (⭐17k): LangFlow is a UI for LangChain
FlowTest (⭐103): GenAI powered OpenSource IDE for API first workflows

Services

GPTCache (⭐6.4k): A Library for Creating Semantic Cache for LLM Queries
Gorilla (⭐9.9k): An API store for LLMs
LlamaHub (⭐3.4k): a library of data loaders for LLMs made by the community
EVAL (⭐859): Elastic Versatile Agent with Langchain. will execute all your requests.
Auto-evaluator (⭐1k): a lightweight evaluation tool for question-answering using Langchain
Langchain visualizer (⭐688): visualization and debugging tool for LangChain workflows
LLM Strategy (⭐372): implementing the Strategy Pattern using LLMs
datasetGPT (⭐272): A command-line interface to generate textual and conversational datasets with LLMs.
spellbook-forge (⭐65): Make your LLM prompts executable and version controlled.
Auto Evaluator (⭐703): Langchain auto evaluator
Jina (⭐1.6k): Langchain Apps on Production with Jina
Gradio Tools (⭐536): Gradio 🤝 LLM Agents
steamship-langchain (⭐502): adapters for Steamship, enabling LangChain developers to rapidly deploy their apps on Steamship 🐍
LangForge (⭐162): A Toolkit for Creating and Deploying LangChain Apps
BentoChain (⭐174): LangChain Deployment on BentoML
LangCorn (⭐811): Serving LangChain apps automagically with FastApi
Langchain Service (⭐29): Opinionated Langchain setup with Qdrant vector store and Kong gateway
Lanarky (⭐939): 🚢 Ship production-ready LLM projects with FastAPI
Dify (⭐22k): One API for plugins and datasets, one interface for prompt engineering and visual operation, all for creating powerful AI applications.
LangchainJS Worker (⭐56): LangchainJS worker on cloudflare
Chainlit (⭐5.3k): Build Python LLM apps in minutes ⚡️
Psychic (⭐1.6k): Universal APIs for unstructured data. Sync documents from SaaS tools to a SQL or vector database, where they can be easily queried by AI applications like ChatGPT.
Zep (⭐2k): Zep: A long-term memory store for LLM / Chatbot applications
Langchain Decorators (⭐222): a layer on the top of LangChain that provides syntactic sugar 🍭 for writing custom langchain prompts and chains
FastAPI + Chroma (⭐40): An Example Plugin for ChatGPT, Utilizing FastAPI, LangChain and Chroma
AilingBot (⭐54): Quickly integrate applications built on Langchain into IM such as Slack, WeChat Work, Feishu, DingTalk.
Llama2 Embedding Server (⭐866): Llama2 Embeddings FastAPI Service using LangChain
ChatAbstractions (⭐69): LangChain chat model abstractions for dynamic failover, load balancing, chaos engineering, and more!
MindSQL (⭐61) - A python package for Txt-to-SQL with self hosting functionalities and RESTful APIs compatible with proprietary as well as open source LLM.

Agents

Private GPT (⭐51k): Interact privately with your documents using the power of GPT, 100% privately, no data leaks
CollosalAI Chat (⭐38k): implement LLM with RLHF, powered by the Colossal-AI project
AgentGPT (⭐30k): AI Agents with Langchain & OpenAI (Vercel / Nextjs)
Local GPT (⭐19k): Inspired on Private GPT with the GPT4ALL model replaced with the Vicuna-7B model and using the InstructorEmbeddings instead of LlamaEmbeddings
GPT Researcher (⭐8.3k): GPT Researcher is an autonomous agent designed for comprehensive online research on a variety of tasks.
ThinkGPT (⭐1.5k): Agent techniques to augment your LLM and push it beyond its limits
Camel-AutoGPT (⭐1.1k): role-playing approach for LLMs and auto-agents like BabyAGI & AutoGPT
RasaGPT (⭐2.2k): RasaGPT is the first headless LLM chatbot platform built on top of Rasa and Langchain.
SkyAGI (⭐734): Emerging human-behavior simulation capability in LLM agents
PyCodeAGI (⭐174): A small AGI experiment to generate a Python app given what app the user wants to build
BabyAGI UI (⭐1.2k): Make it easier to run and develop with babyagi in a web app, like a ChatGPT
SuperAgent (⭐4.3k): Deploy LLM Agents to production
Voyager (⭐5.1k): An Open-Ended Embodied Agent with Large Language Models
ix (⭐972): Autonomous GPT-4 agent platform
DuetGPT (⭐155): A conversational semi-autonomous developer assistant, AI pair programming without the copypasta.
Multi-Modal LangChain agents in Production (⭐405): Deploy LangChain Agents and connect them to Telegram
DemoGPT (⭐1.6k): DemoGPT enables you to create quick demos by just using prompt. It applies ToT approach on Langchain documentation tree.
SuperAGI (⭐14k): SuperAGI - A dev-first open source autonomous AI agent framework
Autonomous HR Chatbot (⭐286): An autonomous agent that can answer HR related queries autonomously using the tools it has on hand
BlockAGI (⭐267): BlockAGI conducts iterative, domain-specific research, and outputs detailed narrative reports to showcase its findings
waggledance.ai (⭐153): An opinionated, concurrent system of AI Agents. It implements Plan-Validate-Solve with data and tools for general goal-solving.
Elasticsearch Agent (⭐24): ElasticSearch agent based on ElasticSearch, LangChain and GPT 4
CrewAI (⭐12k): Cutting-edge framework for orchestrating role-playing, autonomous AI agents.

Templates

AI (⭐7.6k): Vercel template to build AI-powered applications with React, Svelte, and Vue, first class support for LangChain
create-t3-turbo-ai (⭐325): t3 based, Langchain-friendly boilerplate for building type-safe, full-stack, LLM-powered web apps with Nextjs and Prisma
LangChain.js LLM Template (⭐304): LangChain LLM template that allows you to train your own custom AI LLM model.
Streamlit Template (⭐264): template for how to deploy a LangChain on Streamlit
Codespaces Template (⭐102): a Codespaces template for getting up-and-running with LangChain in seconds!
Gradio Template (⭐126): template for how to deploy a LangChain on Gradio
AI Getting Started (⭐3.9k): A Javascript AI getting started stack for weekend projects, including image/text models, vector stores, auth, and deployment configs
Embedchain (⭐8.4k): Framework to easily create LLM powered bots over any dataset.

Platforms

Modal: End-to-end stack for cloud/ML compute
Metal: Metal is a managed service that allows you to build AI products without the hassle of managing infrastructure
Graphsignal: Observability for AI agents and LLM-powered applications. Trace, monitor and debug LangChain in production.
Mona (⭐91): Live monitoring for your OpenAI usage
Openllmetry (⭐1.2k): Open-source observability for your LLM application, based on OpenTelemetry
MindsDB: Integrates with LangChain, enabling users to deploy, serve, and fine-tune models.

Open Source Projects

Knowledge Management

Quiver (⭐32k): Dump your brain into your GenerativeAI Vault
DocsGPT (⭐14k): GPT-powered chat for documentation search & assistance.
Chaindesk (⭐2.9k): The no-code platform for semantic search and documents retrieval
Knowledge GPT (⭐1.5k): Accurate answers and instant citations for your documents.
Knowledge (⭐1.3k): Knowledge is a tool for saving, searching, accessing, and exploring all of your favorite websites, documents and files.
Anything LLM (⭐11k): A full-stack application that turns any documents into an intelligent chatbot with a sleek UI and easier way to manage your workspaces.
DocNavigator (⭐110): AI-powered chatbot builder that is designed to improve the user experience on product documentation/support websites
ChatFiles (⭐3.1k): Upload your document and then chat with it. Powered by GPT / Embedding / TS / NextJS.
DataChad (⭐301): A streamlit app that lets you chat with any data source. Supporting both OpenAI and local mode with GPT4All.
Second Brain AI Agent (⭐136): A streamlit app dialog with your second brain notes using OpenAI and ChromaDB locally.
examor (⭐1k): A website application that allows you to take exams based on your knowledge notes. Let you really remember what you have learned and written.
Repochat (⭐207): Chatbot assistant enabling GitHub repository interaction using LLMs with Retrieval Augmented Generation
SolidGPT (⭐1.9k): Chat everything with your code repository, ask repository level code questions, and discuss your requirements

Other / Chatbots

DB GPT (⭐11k): Interact your data and environment using the local GPT, no data leaks, 100% privately, 100% security
AudioGPT (⭐9.8k): Understanding and Generating Speech, Music, Sound, and Talking Head
Paper QA (⭐3.6k): LLM Chain for answering questions from documents with citations
Chat Langchain (⭐4.7k): locally hosted chatbot specifically focused on question answering over the LangChain documentation
Langchain Chat (⭐953): another Next.js frontend for LangChain Chat.
Book GPT (⭐431): drop a book, start asking question.
Chat LangchainJS (⭐291): NextJS version of Chat Langchain
Doc Search (⭐601): converse with book - Built with GPT-3
Fact Checker (⭐261): fact-checking LLM outputs with langchain
MM ReAct (⭐903): Multi Modal ReAct Design
QABot (⭐232): Query local or remote files or databases with natural language queries powered by langchain and openai
GPT Automator (⭐201): Your voice-controlled Mac assistant.
Teams LangchainJS (⭐53): Demonstration of LangChainJS with Teams / Bot Framework bots
ChatGPT (⭐58): ChatGPT & langchain example for node.js & Docker
FlowGPT (⭐236): Generate diagram with AI
langchain-text-summarizer (⭐14): A sample streamlit application summarizing text using LangChain
Langchain Chat Websocket (⭐76): About LangChain LLM chat with streaming response over websockets
langchain_yt_tools (⭐49): Langchain tools to search/extract/transcribe text transcripts of Youtube videos
SmartPilot (⭐41): A Python program leveraging OpenAI's language models to generate, analyze, and select the best answer to a given question
Howdol (⭐253): a helpful chatbot that can answer questions
MrsStax (⭐60): QA Slack Bot
ThoughtSource⚡ (⭐829): A framework for the science of machine thinking
ChatGPT Langchain: ChatGPT clone using langchain on Huggingface
Chat Math Techniques: langchain chat with math techniques on Huggingface
Notion QA (⭐2.1k): Notion Question-Answering Bot
QNimGPT: Play Nim against an IBM Quantum Computer simulator or OpenAI GPT-3.5
ChatPDF (⭐820): ChatGPT + Enterprise data with Azure OpenAI
Chat with Scanned Documents (⭐2): A demo chatting with documents scanned with Dynamic Web TWAIN.
snowChat ❄️ (⭐381): Chat with you're snowflake database
Airtable-QnA (⭐35): 🌟 a question-answering tool for your Airtable content
WingmanAI (⭐421): tool for interacting with real-time transcription of both system and microphone audio
TutorGPT (⭐664): Dynamic few-shot metaprompting for the task of tutoring.
Cheshire Cat (⭐1.9k): Custom AGI boT with ready-to-use chat integration and plugins development platform.
Got Chaat Bot (⭐11): Repo for creating GoT Chatbots (ex: talk with Tyrion Lannister)
Dialoqbase (⭐1.4k): web application that allows you to create custom chatbots with your own knowledge base
CSV-AI 🧠: CSV-AI is the ultimate app powered by LangChain that allows you to unlock hidden insights in your CSV files.
MindGeniusAI (⭐117): Auto generate MindMap with ChatGPT
Robby-Chatbot (⭐732): AI chatbot 🤖 for chat with CSV, PDF, TXT files 📄 and YTB videos 🎥 | using Langchain🦜 | OpenAI | Streamlit ⚡.
AI Chatbot (⭐4.8k): A full-featured, hackable Next.js AI chatbot built by Vercel Labs
Instrukt (⭐214): A fully-fledged AI environment in the terminal. Build, test and instruct agents.
OpenChat (⭐5k): LLMs custom-chatbots console ⚡.
Twitter Agent (⭐97): Scrape tweets, summarize them and chat with them in an interactive terminal.
GPT Migrate (⭐6.7k): Easily migrate your codebase from one framework or language to another.
Code Interpreter API (⭐3.6k): About Open source implementation of the ChatGPT Code Interpreter
Recommender (⭐24): Create captivating email marketing campaigns tailored to your business needs
Autonomous HR Chatbot (⭐286) An autonomous HR agent that can answer user queries using tools
Lobe Chat (⭐28k) An open-source, extensible (Function Calling), high-performance chatbot framework
Funcchain (⭐290): write prompts, pythonic
PersonalityChatbot (⭐38): Langchain chatbot for chat with personality using Langchain🦜 | LangSmith | MongoDB.
XAgent (⭐7.4k): An Autonomous LLM Agent for Complex Task Solving
InkChatGPT (⭐6): A Simple document Retrieval-augmented generation (RAG) Chat app

Learn

Notebooks

Langchain Tutorials (⭐6.2k): overview and tutorial of the LangChain Library
LangChain Chinese Getting Started Guide (⭐6.7k): Chinese LangChain Tutorial for Beginners
Flan5 LLM: PDF QA using LangChain for chain of thought and multi-task instructions, Flan5 on HuggingFace
LangChain Handbook (⭐2.4k): Pinecone / James Briggs' LangChain handbook
Query the YouTube video transcripts: Query the YouTube video transcripts, returning timestamps as sources to legitimize the answers
llm-lobbyist (⭐166): Large Language Models as Corporate Lobbyists
Langchain Semantic Search (⭐41): Search and indexing your own Google Drive Files using GPT3, LangChain, and Python
GPT Political Compass
llm-grovers-search-party (⭐11): Leveraging Qiskit, OpenAI and LangChain to demonstrate Grover's algorithm
TextWorld ReAct Agent
LangChain <> Wolfram Alpha
BYO Knowledge Graph (⭐195)
Large Language Models Course (⭐604)

Videos Playlists

Other LLM Frameworks

Transformers Agents: Provides a natural language API on top of transformers
LlamaIndex (⭐31k): provides a central interface to connect your LLM's with external data.
Botpress (⭐12k): The building blocks for building chatbots
Haystack (⭐13k): NLP framework to interact with your data using Transformer models and LLMs
Semantic Kernel (⭐18k): Microsoft C# SDK to integrate cutting-edge LLM technology quickly and easily into your apps
Promptify (⭐3k): Prompt Engineering | Use GPT or other prompt based models to get structured output.
PromptSource (⭐2.5k): About Toolkit for creating, sharing and using natural language prompts.
Agent-LLM (⭐2.4k): An Artificial Intelligence Automation Platform.
LLM Agents (⭐878): Build agents which are controlled by LLMs
MiniChain (⭐1.2k): A tiny library for coding with large language models.
Griptape (⭐1.6k): Python framework for AI workflows and pipelines with chain of thought reasoning, external tools, and memory.
llm-chain (⭐1.1k): is a powerful rust crate for building chains in LLMs allowing you to summarise text and complete complex tasks.
PromptFlow: Create executable flowcharts that link LLMs (Large Language Models), Prompts, Python functions, and conditional logic together.
OpenLM (⭐360): a drop-in OpenAI-compatible library that can call LLMs from any other hosted inference API. Also Typescript (⭐203)
Dust (⭐845): Design and Deploy Large Language Model Apps
e2b (⭐6k): Open-source platform for building & deploying virtual developers’ agents
SuperAGI (⭐14k): A dev-first open source autonomous AI agent framework.
SmartGPT (⭐1.7k): A program that provides LLMs with the ability to complete complex tasks using plugins.
TermGPT (⭐392): Giving LLMs like GPT-4 the ability to plan and execute terminal commands
ReLLM (⭐484): Regular Expressions for Language Model Completions.
OpenDAN (⭐1.5k): open source Personal AI OS , which consolidates various AI modules in one place for your personal use.
OpenLLM (⭐8.7k): An open platform for operating large language models (LLMs) in production. Fine-tune, serve, deploy, and monitor any LLMs with ease using OpenLLM.
FlagAI (⭐3.8k): FlagAI (Fast LArge-scale General AI models) is a fast, easy-to-use and extensible toolkit for large-scale model.
AI.JSX (⭐976): The AI Application Framework for Javascript
Outlines (⭐5.5k): Generative Model Programming (Python)
AI Utils (⭐868): TypeScript-first library for building AI apps, chatbots, and agents.
MetaGPT (⭐39k): The Multi-Agent Meta Programming Framework: Given one line Requirement, return PRD, Design, Tasks, Repo and CI
Hyv (⭐19): Probably the easiest way to use any AI Model in Node.js and create complex interactions with ease.
Autochain (⭐1.7k): Build lightweight, extensible, and testable LLM Agents with AutoChain.
TypeChat (⭐7.8k): TypeChat is a library that makes it easy to build natural language interfaces using types.
Marvin (⭐4.7k): ✨ Build AI interfaces that spark joy
LMQL (⭐3.3k): A programming language for large language models.
LLMFlow (⭐614): Simple, Explicit and Transparent LLM Apps
Ax (⭐1.1k): A comprehensive AI framework for TypeScript
TextAI (⭐6.9k): 💡 All-in-one open-source embeddings database for semantic search, LLM orchestration and language model workflows.
AgentFlow (⭐260): About Complex LLM Workflows from Simple JSON.
Outlines (⭐5.5k): Fast and reliable neural text generation.
SimpleAIChat (⭐3.4k): Python package for easily interfacing with chat apps, with robust features and minimal code complexity.
LLFn (⭐90): A light-weight framework for creating applications using LLMs
LLMStack (⭐1.1k): No code platform for building LLM-powered applications with custom data.
Lagent (⭐806): A lightweight framework for building LLM-based agents
Embedbase (⭐477): The native Software 3.0 stack for building AI-powered applications.
Rivet (⭐2.4k): An IDE for creating complex AI agents and prompt chaining, and embedding it in your application.
Promptfoo (⭐2.4k): Test your prompts. Evaluate and compare LLM outputs, catch regressions, and improve prompt quality.
RestGPT (⭐1.2k): An LLM-based autonomous agent controlling real-world applications via RESTful APIs
LangStream (⭐351): Framework for building and running event-driven LLM applications using no-code and Python (including LangChain-based) agents.
Magentic (⭐1.6k): Seamlessly integrate LLMs as Python functions
Autogen (⭐25k): Enable Next-Gen Large Language Model Applications.
AgentVerse (⭐3.6k) Provides a flexible framework that simplifies the process of building custom multi-agent environments for LLMs
Flappy (⭐301): Production-Ready LLM Agent SDK for Every Developer
MemGPT (⭐8.5k): Teaching LLMs memory management for unbounded context
Agentlabs (⭐376): Universal AI Agent Frontend. Build your backend we handle the rest.
axflow (⭐1.1k): The TypeScript framework for AI development
bondai (⭐163): AI-powered assistant with a lightweight, versatile API for seamless integration into your own applications
Chidori (⭐1.2k): A reactive runtime for building durable AI agents
Langroid (⭐1.5k): an intuitive, lightweight, extensible and principled Python framework to easily build LLM-powered applications.
Langstream (⭐373): Build robust LLM applications with true composability 🔗
Agency (⭐374): 🕵️‍♂️ Library designed for developers eager to explore the potential of Large Language Models (LLMs) and other generative AI through a clean, effective, and Go-idiomatic approach
TaskWeaver (⭐4.6k): A code-first agent framework for seamlessly planning and executing data analytics tasks.
MicroAgent (⭐693): Agents Capable of Self-Editing Their Prompts / Python Code
Casibase (⭐2k): Open-source AI LangChain-like RAG (Retrieval-Augmented Generation) knowledge database with web UI and Enterprise SSO⚡️, supports OpenAI, Azure, LLaMA, Google Gemini, HuggingFace, Claude, Grok, etc
Fructose (⭐659): Fructose is a python package to create a dependable, strongly-typed interface around an LLM call.
R2R (⭐1.2k): A framework for rapid development and deployment of production-ready RAG systems
uAgents (⭐701): A fast and lightweight framework for creating decentralized agents with ease.
Codel (⭐1.8k): ✨ Fully autonomous AI Agent that can perform complicated tasks and projects using terminal, browser, and editor.
LLocalSearch (⭐4.7k): LLocalSearch is a completely locally running search aggregator using LLM Agents. The user can ask a question and the system will use a chain of LLMs to find the answer. The user can see the progress of the agents and the final answer. No OpenAI or Google API keys are needed.
Plandex (⭐8.7k): An AI coding engine for complex tasks
Maestro (⭐629): A framework for Claude Opus to intelligently orchestrate subagents.
GPT Pilot (⭐28k): GPT Pilot is the core technology for the Pythagora VS Code extension that aims to provide the first real AI developer companion.
SWE Agent (⭐9.6k): SWE-agent takes a GitHub issue and tries to automatically fix it, using GPT-4, or your LM of choice.
Gateway (⭐4.4k): A Blazing Fast AI Gateway. Route to 100+ LLMs with 1 fast & friendly API.
AgentRun (⭐22): The easiest, and fastest way to run AI-generated Python code safely
LLama Cpp Agent (⭐209): The llama-cpp-agent framework is a tool designed for easy interaction with Large Language Models
FinRobot (⭐34): An Open-Source AI Agent Platform for Financial Applications using LLMs
Groq Ruby (⭐19): Groq Cloud runs LLM models fast and cheap. This is a convenience client library for Ruby.

Complement to this list

Open LLMs (⭐10k): A list of open LLMs available for commercial use
Awesome LLM (⭐14k): Awesome-LLM: a curated list of Large Language Model resources.
LLaMA Cult and More (⭐418): Keeping Track of Affordable LLMs, 🦙 Cult and More
Awesome Language Agents (⭐586): List of language agents based on paper "Cognitive Architectures for Language Agents" : ⚡️Open-source LangChain-like AI knowledge database with web UI and Enterprise SSO⚡️, supports OpenAI, Azure, Google Gemini, HuggingFace, OpenRouter, ChatGLM and local models

Unmaintained

LangchainUI (⭐850): The open source chat-ai toolkit
Yeager.ai (⭐569): Yeager.ai Agent is the first Langchain Agent creator designed to help you build, prototype, and deploy AI-powered agents with ease