Awesome

🦜🔗 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: 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
LangServe: 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: Golang Langchain
LangchainRb: Ruby Langchain
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.
LangChain4j: LangChain for Java
LangChainJSDotNet: Use the official LangChain.js library in .NET
LangChainDart: Build powerful LLM-based Dart/Flutter applications.

Tools

Low-code

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

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 ⚡️
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.
Zep: Zep: A long-term memory store for LLM / Chatbot applications
Langchain Decorators: a layer on the top of 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.
Llama2 Embedding Server: Llama2 Embeddings FastAPI Service using LangChain
ChatAbstractions: LangChain chat model abstractions for dynamic failover, load balancing, chaos engineering, and more!
MindSQL - A python package for Txt-to-SQL with self hosting functionalities and RESTful APIs compatible with proprietary as well as open source LLM.
Pluto: Simplify deploying LangChain applications on AWS by allowing you to define and utilize necessary cloud resources directly in your application code, automatically creating the required infrastructure.
Llama-github: Llama-github is a python library which built with Langchain framework that helps you retrieve the most relevant code snippets, issues, and repository information from GitHub
CopilotKit: A framework for building custom AI Copilots 🤖 in-app AI chatbots, in-app AI Agents, & AI-powered Textareas

Agents

Private GPT: Interact privately with your documents using the power of GPT, 100% privately, no data leaks
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
GPT Researcher: GPT Researcher is an autonomous agent designed for comprehensive online research on a variety of tasks.
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
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
waggledance.ai: An opinionated, concurrent system of AI Agents. It implements Plan-Validate-Solve with data and tools for general goal-solving.
Elasticsearch Agent: ElasticSearch agent based on ElasticSearch, LangChain and GPT 4
CrewAI: Cutting-edge framework for orchestrating role-playing, autonomous AI agents.

Templates

AI: Vercel template to build AI-powered applications with React, Svelte, and Vue, first 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.
Mona: Live monitoring for your OpenAI usage
Openllmetry: 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: Dump your brain into your GenerativeAI Vault
DocsGPT: GPT-powered chat for documentation search & assistance.
Chaindesk: The no-code platform for semantic search and documents retrieval
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 lets you chat with any data source. Supporting both OpenAI and local mode with GPT4All.
Second Brain AI Agent: A streamlit app dialog with your second brain notes using OpenAI and ChromaDB locally.
examor: 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: Chatbot assistant enabling GitHub repository interaction using LLMs with Retrieval Augmented Generation
SolidGPT: Chat everything with your code repository, ask repository level code questions, and discuss your requirements

Other / Chatbots

DB GPT: Interact your data and environment using the local GPT, no data leaks, 100% privately, 100% security
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
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.
Code Interpreter API: About Open source implementation of the ChatGPT Code Interpreter
Recommender: Create captivating email marketing campaigns tailored to your business needs
Autonomous HR Chatbot An autonomous HR agent that can answer user queries using tools
Lobe Chat An open-source, extensible (Function Calling), high-performance chatbot framework
Funcchain: write prompts, pythonic
PersonalityChatbot: Langchain chatbot for chat with personality using Langchain🦜 | LangSmith | MongoDB.
XAgent: An Autonomous LLM Agent for Complex Task Solving
InkChatGPT: A Simple document Retrieval-augmented generation (RAG) Chat app
MemFree - Open Source Hybrid AI Search Engine, Instantly Get Accurate Answers from the Internet, Bookmarks, Notes, and Docs. Support One-Click Deployment.

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
Large Language Models Course

Videos Playlists

Other LLM Frameworks

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.
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.
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.
Autochain: Build lightweight, extensible, and testable LLM Agents with AutoChain.
TypeChat: TypeChat is a library that makes it easy to build natural language interfaces using types.
Marvin: ✨ Build AI interfaces that spark joy
LMQL: A programming language for large language models.
LLMFlow: Simple, Explicit and Transparent LLM Apps
Ax: A comprehensive AI framework for TypeScript
TextAI: 💡 All-in-one open-source embeddings database for semantic search, LLM orchestration and language model workflows.
AgentFlow: About Complex LLM Workflows from Simple JSON.
Outlines: Fast and reliable neural text generation.
SimpleAIChat: Python package for easily interfacing with chat apps, with robust features and minimal code complexity.
LLFn: A light-weight framework for creating applications using LLMs
LLMStack: No code platform for building LLM-powered applications with custom data.
Lagent: A lightweight framework for building LLM-based agents
Embedbase: The native Software 3.0 stack for building AI-powered applications.
Rivet: An IDE for creating complex AI agents and prompt chaining, and embedding it in your application.
Promptfoo: Test your prompts. Evaluate and compare LLM outputs, catch regressions, and improve prompt quality.
RestGPT: An LLM-based autonomous agent controlling real-world applications via RESTful APIs
LangStream: Framework for building and running event-driven LLM applications using no-code and Python (including LangChain-based) agents.
Magentic: Seamlessly integrate LLMs as Python functions
Autogen: Enable Next-Gen Large Language Model Applications.
AgentVerse Provides a flexible framework that simplifies the process of building custom multi-agent environments for LLMs
Flappy: Production-Ready LLM Agent SDK for Every Developer
MemGPT: Teaching LLMs memory management for unbounded context
Agentlabs: Universal AI Agent Frontend. Build your backend we handle the rest.
axflow: The TypeScript framework for AI development
bondai: AI-powered assistant with a lightweight, versatile API for seamless integration into your own applications
Chidori: A reactive runtime for building durable AI agents
Langroid: an intuitive, lightweight, extensible and principled Python framework to easily build LLM-powered applications.
Langstream: Build robust LLM applications with true composability 🔗
Agency: 🕵️‍♂️ 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: A code-first agent framework for seamlessly planning and executing data analytics tasks.
MicroAgent: Agents Capable of Self-Editing Their Prompts / Python Code
Casibase: 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: Fructose is a python package to create a dependable, strongly-typed interface around an LLM call.
R2R: A framework for rapid development and deployment of production-ready RAG systems
uAgents: A fast and lightweight framework for creating decentralized agents with ease.
Codel: ✨ Fully autonomous AI Agent that can perform complicated tasks and projects using terminal, browser, and editor.
LLocalSearch: 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: An AI coding engine for complex tasks
Maestro: A framework for Claude Opus to intelligently orchestrate subagents.
GPT Pilot: GPT Pilot is the core technology for the Pythagora VS Code extension that aims to provide the first real AI developer companion.
SWE Agent: SWE-agent takes a GitHub issue and tries to automatically fix it, using GPT-4, or your LM of choice.
Gateway: A Blazing Fast AI Gateway. Route to 100+ LLMs with 1 fast & friendly API.
AgentRun: The easiest, and fastest way to run AI-generated Python code safely
LLama Cpp Agent: The llama-cpp-agent framework is a tool designed for easy interaction with Large Language Models
FinRobot: An Open-Source AI Agent Platform for Financial Applications using LLMs
Groq Ruby: Groq Cloud runs LLM models fast and cheap. This is a convenience client library for Ruby.
AgentScope: Start building LLM-empowered multi-agent applications in an easier way.
Memary: Longterm Memory for Autonomous Agents.
Llmware: Providing enterprise-grade LLM-based development framework, tools, and fine-tuned models.
Pipecat: Open Source framework for voice and multimodal conversational AI.
Phidata: Build AI Assistants with memory, knowledge and tools.
Rigging: Lightweight LLM Interaction Framework (rust)
Nerve: Instrument any LLM to do actual stuff (rust)
Vision agent: Vision Agent is a library that helps you utilize agent frameworks to generate code to solve your vision task.
llama-agents: llama-agents is an async-first framework for building, iterating, and productionizing multi-agent systems, including multi-agent communication, distributed tool execution, human-in-the-loop, and more
Claude Engineer: Claude Engineer is an interactive command-line interface (CLI) that leverages the power of Anthropic's Claude-3.5-Sonnet model to assist with software development tasks.
AI Scientist: The AI Scientist: Towards Fully Automated Open-Ended Scientific
DSPy: The framework for programming—not prompting—foundation models

Complement to this list

Open LLMs: A list of open LLMs available for commercial use
Awesome LLM: Awesome-LLM: a curated list of Large Language Model resources.
LLaMA Cult and More: Keeping Track of Affordable LLMs, 🦙 Cult and More
Awesome Language Agents: 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: 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