🦜🔗 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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Contributions welcome. Add links through pull requests or create an issue to start a discussion. Please read the contribution guidelines before contributing.

LangChain Framework

LangChain: the original 🐍
LangChain.js: 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: collection of all artifacts useful for working with LangChain primitives such as prompts, chains and agents

Tools

Low-code

Langflow: LangFlow is a UI for LangChain
Flowise - LangchainJS UI: Drag & drop UI to build your customized LLM flow using LangchainJS
Databerry: The no-code platform for semantic search and documents retrieval
LangchainUI: The open source chat-ai toolkit
Yeager.ai: Yeager.ai Agent is the first Langchain Agent creator designed to help you build, prototype, and deploy AI-powered agents with ease

Services

GPTCache: A Library for Creating Semantic Cache for LLM Queries
Gorilla: An API store for LLMs
LlamaHub: a library of data loaders for LLMs made by the community
EVAL: Elastic Versatile Agent with Langchain. will execute all your requests.
Auto-evaluator: a lightweight evaluation tool for question-answering using Langchain
Langchain visualizer: visualization and debugging tool for LangChain workflows
LLM Strategy: implementing the Strategy Pattern using LLMs
datasetGPT: A command-line interface to generate textual and conversational datasets with LLMs.
spellbook-forge: Make your LLM prompts executable and version controlled.
Auto Evaluator: Langchain auto evaluator
Jina: Langchain Apps on Production with Jina
Gradio Tools: Gradio 🤝 LLM Agents
steamship-langchain: adapters for Steamship, enabling LangChain developers to rapidly deploy their apps on Steamship 🐍
LangForge: A Toolkit for Creating and Deploying LangChain Apps
BentoChain: LangChain Deployment on BentoML
LangCorn: Serving LangChain apps automagically with FastApi
Langchain Service: Opinionated Langchain setup with Qdrant vector store and Kong gateway
Lanarky: 🚢 Ship production-ready LLM projects with FastAPI
Dify: One API for plugins and datasets, one interface for prompt engineering and visual operation, all for creating powerful AI applications.
LangchainJS Worker: LangchainJS worker on cloudflare
Chainlit: Build Python LLM apps in minutes ⚡️
Zep: Zep: A long-term memory store for LLM / Chatbot applications
Langchain Decorators: a layer on the top op LangChain that provides syntactic sugar 🍭 for writing custom langchain prompts and chains
FastAPI + Chroma: An Example Plugin for ChatGPT, Utilizing FastAPI, LangChain and Chroma
AilingBot: Quickly integrate applications built on Langchain into IM such as Slack, WeChat Work, Feishu, DingTalk.

Agents

CollosalAI Chat: implement LLM with RLHF, powered by the Colossal-AI project
AgentGPT: AI Agents with Langchain & OpenAI (Vercel / Nextjs)
Local GPT: Inspired on Private GPT with the GPT4ALL model replaced with the Vicuna-7B model and using the InstructorEmbeddings instead of LlamaEmbeddings
ThinkGPT: Agent techniques to augment your LLM and push it beyond its limits
Camel-AutoGPT: role-playing approach for LLMs and auto-agents like BabyAGI & AutoGPT
Private GPT: Interact privately with your documents using the power of GPT, 100% privately, no data leaks
RasaGPT: RasaGPT is the first headless LLM chatbot platform built on top of Rasa and Langchain.
SkyAGI: Emerging human-behavior simulation capability in LLM agents
PyCodeAGI: A small AGI experiment to generate a Python app given what app the user wants to build
BabyAGI UI: Make it easier to run and develop with babyagi in a web app, like a ChatGPT
SuperAgent: Deploy LLM Agents to production
Voyager: An Open-Ended Embodied Agent with Large Language Models
ix: Autonomous GPT-4 agent platform
DuetGPT: A conversational semi-autonomous developer assistant, AI pair programming without the copypasta.
Multi-Modal LangChain agents in Production: Deploy LangChain Agents and connect them to Telegram
DemoGPT: DemoGPT enables you to create quick demos by just using prompt. It applies ToT approach on Langchain documentation tree.
SuperAGI: SuperAGI - A dev-first open source autonomous AI agent framework
Autonomous HR Chatbot: An autonomous agent that can answer HR related queries autonomously using the tools it has on hand
BlockAGI: BlockAGI conducts iterative, domain-specific research, and outputs detailed narrative reports to showcase its findings

Templates

AI: Vercel template to build AI-powered applications with React, Svelte, and Vue, fist class support for LangChain
create-t3-turbo-ai: t3 based, Langchain-friendly boilerplate for building type-safe, full-stack, LLM-powered web apps with Nextjs and Prisma
LangChain.js LLM Template: LangChain LLM template that allows you to train your own custom AI LLM model.
Streamlit Template: template for how to deploy a LangChain on Streamlit
Codespaces Template: a Codespaces template for getting up-and-running with LangChain in seconds!
Gradio Template: template for how to deploy a LangChain on Gradio
AI Getting Started: A Javascript AI getting started stack for weekend projects, including image/text models, vector stores, auth, and deployment configs
Embedchain: 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.

Open Source Projects

Knowledge Management

Quiver: Dump your brain into your GenerativeAI Vault
DocsGPT: GPT-powered chat for documentation search & assistance.
Knowledge GPT: Accurate answers and instant citations for your documents.
Knowledge: Knowledge is a tool for saving, searching, accessing, and exploring all of your favorite websites, documents and files.
Anything LLM: A full-stack application that turns any documents into an intelligent chatbot with a sleek UI and easier way to manage your workspaces.
DocNavigator: AI-powered chatbot builder that is designed to improve the user experience on product documentation/support websites
ChatFiles: Upload your document and then chat with it. Powered by GPT / Embedding / TS / NextJS.
DataChad: A streamlit app that let's you chat with any data source. Supporting both OpenAI and local mode with GPT4All.
Second Brain AI Agent: A streamlit app automaticall dialog with your second brain notes using OpenAI and ChromaDB locally.

Other / Chatbots

AudioGPT: Understanding and Generating Speech, Music, Sound, and Talking Head
Paper QA: LLM Chain for answering questions from documents with citations
Chat Langchain: locally hosted chatbot specifically focused on question answering over the LangChain documentation
Langchain Chat: another Next.js frontend for LangChain Chat.
Book GPT: drop a book, start asking question.
Chat LangchainJS: NextJS version of Chat Langchain
Doc Search: converse with book - Built with GPT-3
Fact Checker: fact-checking LLM outputs with langchain
MM ReAct: Multi Modal ReAct Design
QABot: Query local or remote files or databases with natural language queries powered by langchain and openai
GPT Automator: Your voice-controlled Mac assistant.
Teams LangchainJS: Demonstration of LangChainJS with Teams / Bot Framework bots
ChatGPT: ChatGPT & langchain example for node.js & Docker
FlowGPT: Generate diagram with AI
langchain-text-summarizer: A sample streamlit application summarizing text using LangChain
Langchain Chat Websocket: About LangChain LLM chat with streaming response over websockets
langchain_yt_tools: Langchain tools to search/extract/transcribe text transcripts of Youtube videos
SmartPilot: A Python program leveraging OpenAI's language models to generate, analyze, and select the best answer to a given question
Howdol: a helpful chatbot that can answer questions
MrsStax: QA Slack Bot
ThoughtSource⚡: 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: Notion Question-Answering Bot
QNimGPT: Play Nim against an IBM Quantum Computer simulator or OpenAI GPT-3.5
ChatPDF: ChatGPT + Enterprise data with Azure OpenAI
Chat with Scanned Documents: A demo chatting with documents scanned with Dynamic Web TWAIN.
snowChat ❄️: Chat with you're snowflake database
DB GPT: Interact your data and environment using the local GPT, no data leaks, 100% privately, 100% security
Psychic: 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.
Airtable-QnA: 🌟 a question-answering tool for your Airtable content
WingmanAI: tool for interacting with real-time transcription of both system and microphone audio
TutorGPT: Dynamic few-shot metaprompting for the task of tutoring.
Cheshire Cat: Custom AGI boT with ready-to-use chat integration and plugins development platform.
Got Chaat Bot: Repo for creating GoT Chatbots (ex: talk with Tyrion Lannister)
Dialoqbase: 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: Auto generate MindMap with ChatGPT
Robby-Chatbot: AI chatbot 🤖 for chat with CSV, PDF, TXT files 📄 and YTB videos 🎥 | using Langchain🦜 | OpenAI | Streamlit ⚡.
AI Chatbot: A full-featured, hackable Next.js AI chatbot built by Vercel Labs
Instrukt: A fully-fledged AI environment in the terminal. Build, test and instruct agents.
OpenChat: LLMs custom-chatbots console ⚡.
Twitter Agent: Scrape tweets, summarize them and chat with them in an interactive terminal
GPT Migrate: Easily migrate your codebase from one framework or language to another.

Learn

Notebooks

Langchain Tutorials: overview and tutorial of the LangChain Library
LangChain Chinese Getting Started Guide: Chinese LangChain Tutorial for Beginners
Flan5 LLM: PDF QA using LangChain for chain of thought and multi-task instructions, Flan5 on HuggingFace
LangChain Handbook: 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: Large Language Models as Corporate Lobbyists
Langchain Semantic Search: Search and indexing your own Google Drive Files using GPT3, LangChain, and Python
GPT Political Compass
llm-grovers-search-party: Leveraging Qiskit, OpenAI and LangChain to demonstrate Grover's algorithm
TextWorld ReAct Agent
LangChain <> Wolfram Alpha
BYO Knowledge Graph

Videos

Articles

Alternatives

Transformers Agents: Provides a natural language API on top of transformers
LlamaIndex: provides a central interface to connect your LLM's with external data.
Botpress: The building blocks for building chatbots
Haystack: NLP framework to interact with your data using Transformer models and LLMs
Semantic Kernel: Microsoft C# SDK to integrate cutting-edge LLM technology quickly and easily into your apps
Promptify: Prompt Engineering | Use GPT or other prompt based models to get structured output.
PromptSource: About Toolkit for creating, sharing and using natural language prompts.
Agent-LLM: An Artificial Intelligence Automation Platform.
LLM Agents: Build agents which are controlled by LLMs
MiniChain: A tiny library for coding with large language models.
Griptape: Python framework for AI workflows and pipelines with chain of thought reasoning, external tools, and memory.
llm-chain: is a powerful rust crate for building chains in LLMs allowing you to summarise text and complete complex tasks.
BoxCars: Ruby gem, Building applications with composability using Boxcars with LLM's. Inspired by LangChain.
LangTorch: Building composable LLM applications with Java / JVM. Inspired by LangChain.
Langchain Go: Golang Langchain
LangchainRb: Ruby Langchain
PromptFlow: Create executable flowcharts that link LLMs (Large Language Models), Prompts, Python functions, and conditional logic together.
OpenLM: a drop-in OpenAI-compatible library that can call LLMs from any other hosted inference API. Also Typescript
Dust: Design and Deploy Large Language Model Apps
e2b: Open-source platform for building & deploying virtual developers’ agents
SuperAGI: A dev-first open source autonomous AI agent framework.
SmartGPT: A program that provides LLMs with the ability to complete complex tasks using plugins.
TermGPT: Giving LLMs like GPT-4 the ability to plan and execute terminal commands
ReLLM: Regular Expressions for Language Model Completions.
OpenDAN: open source Personal AI OS , which consolidates various AI modules in one place for your personal use.
LangChain4j: LangChain for Java
OpenLLM: An open platform for operating large language models (LLMs) in production. Fine-tune, serve, deploy, and monitor any LLMs with ease using OpenLLM.
FlagAI: FlagAI (Fast LArge-scale General AI models) is a fast, easy-to-use and extensible toolkit for large-scale model.
AI.JSX: The AI Application Framework for Javascript
Outlines: Generative Model Programming (Python)
AI Utils: TypeScript-first library for building AI apps, chatbots, and agents.
MetaGPT: The Multi-Agent Meta Programming Framework: Given one line Requirement, return PRD, Design, Tasks, Repo and CI
Hyv: Probably the easiest way to use any AI Model in Node.js and create complex interactions with ease.