LangChain Tool Integrations LLM Tools

LangChain connectors and adapters for external services, APIs, and platforms (Wolfram Alpha, SAP HANA, Discord, GitHub Copilot, etc.). Does NOT include tutorials on using LangChain itself, general application development patterns, or learning resources.

There are 74 langchain tool integrations tools tracked. 1 score above 70 (verified tier). The highest-rated is langchain-ai/langchain-aws at 75/100 with 306 stars. 1 of the top 10 are actively maintained.

Get all 74 projects as JSON

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#	Tool	Score	Tier	Stars	Language
1	langchain-ai/langchain-aws Build LangChain Applications on AWS	75	Verified	306	Python
2	brainlid/langchain Elixir implementation of a LangChain style framework that lets Elixir...	69	Established	1,108	Elixir
3	langchain-ai/langchain-weaviate 🦜🔗 LangChain interface to Weaviate	64	Established	63	Python
4	langchain-ai/langchain-litellm 🦜🔗 LangChain interface to LiteLLM	61	Established	27	Python
5	langchain-ai/langchain-mongodb Integrations between MongoDB, Atlas, LangChain, and LangGraph	56	Established	100	Python
6	spyder-ide/langchain-provider Completion provider using Langchain and OpenAI for Spyder 6+	54	Established	13	Python
7	brainlid/langchain_demo Demo web project using the Elixir LangChain library	53	Established	154	Elixir
8	shroominic/funcchain ⛓️ build cognitive systems, pythonic	49	Emerging	339	Python
9	paschembri/django-langchain Integration between Django and LangChain	48	Emerging	26	Python
10	stanford-oval/chainlite LangChain + LiteLLM that works	48	Emerging	50	Python
11	JSv4/Delphic Starter App to Build Your Own App to Query Doc Collections with Large...	47	Emerging	318	Python
12	buhe/langchain-swift 🚀 LangChain for Swift. Optimized for iOS, macOS, watchOS (part) and visionOS.(beta)	45	Emerging	430	Swift
13	Ryota-Kawamura/LangChain-for-LLM-Application-Development In LangChain for LLM Application Development, you will gain essential skills...	43	Emerging	206	Jupyter Notebook
14	oisee/zllm LangChain-lite for ABAP: Enterprise LLM orchestration framework with lazy...	43	Emerging	59	ABAP
15	ksm26/LangChain-for-LLM-Application-Development Apply LLMs to your data, build personal assistants, and expand your use of...	43	Emerging	148	Jupyter Notebook
16	amosjyng/langchain-visualizer Visualization and debugging tool for LangChain workflows	42	Emerging	741	Python
17	brucechou1983/chainlit_langgraph A seamless integration of Chainlit with LangGraph. Ideal for fast...	41	Emerging	95	Python
18	pvl/langchain_forecast Langchain tool for time series forecasting	39	Emerging	20	Python
19	rohanmistry231/Langchain-Interview-Preparation A targeted resource for mastering LangChain, featuring practice problems,...	39	Emerging	34	Python
20	rishabkumar7/pets-name-langchain App built with lang-chain utilizing OpenAI API to generate cool pet names...	36	Emerging	33	Python
21	Django-Jiang/BadChain [ICLR24] Official Repo of BadChain: Backdoor Chain-of-Thought Prompting for...	36	Emerging	49	Python
22	alphasecio/chainlit A simple Chainlit app for generative question-answering with LangChain and OpenAI.	35	Emerging	8	Python
23	hmasdev/langchain_werewolf A CUI-based simple werewolf game with `langchain` and `langgraph`	35	Emerging	1	Python
24	amosjyng/vcr-langchain Record and replay LLM interactions for langchain	35	Emerging	81	Python
25	coolbeevip/langchain-lab This experiment will verify different use cases of LLM using LangChain,...	35	Emerging	8	Python
26	kennethleungty/Wikipedia-Scraping-with-LLM-Agents Scraping Wikipedia by combining LangChain's agents and tools with OpenAI's...	35	Emerging	27	Jupyter Notebook
27	ArslanKAS/LangChain-for-LLM-App-Development The framework to take LLMs out of the box. Learn to use LangChain to call...	34	Emerging	31	Jupyter Notebook
28	amosjyng/langchain-contrib Experimental langchain utilities	34	Emerging	9	Python
29	Shikenso-Analytics/langchain-discord A Python library that bridges LangChain with Discord, providing tools for...	33	Emerging	5	Python
30	Zulqarnain-cc34/Wolframalpha_Langchain This project combines the exceptional capabilties of wolfram alpha but...	32	Emerging	3	Python
31	prefect-archive/langchain-prefect Tools for using Langchain with Prefect	32	Emerging	105	Python
32	PrefectHQ/langchain-prefect Tools for using Langchain with Prefect	32	Emerging	105	Python
33	avrabyt/ConstitutionalChain-LangChain Building app in databutton using LangChainAI's Constitutional Chain	32	Emerging	3	Python
34	aws-samples/amazon-personalize-langchain-extensions Amazon Personalize Langchain extensions to support invoking and retrieving...	32	Emerging	12	Python
35	orthagonal/langchainex Language Chain Library for Elixir	32	Emerging	106	Elixir
36	tobenot/TobenotLLMGameplay "Langchain" for Unreal Engine C++. This is a collection plugin of the...	31	Emerging	18	C++
37	williamfzc/DevRewind Binding real-world businesses to code files by rewinding dev log. Built with...	31	Emerging	3	Python
38	Brian-Kariu/django-chain A Django library for seamless LangChain integration, making it easy to add...	29	Experimental	3	Python
39	dermatologist/dhti-elixir Community‑driven elixirs powering modular extensions for DHTI.	29	Experimental	3	Python
40	leopeng1995/qwergpt A Lightweight Framework for building LLM applications.	27	Experimental	2	Python
41	ajndkr/pytest-langchain ✅ Pytest-style test runner for langchain projects	27	Experimental	25	Python
42	arashbehmand/langchain_search1api LangChain tools for the Search1API service	27	Experimental	2	Python
43	sezer-muhammed/langchain-fused-models Unified multi-provider ChatModel manager for LangChain. Supports routing,...	26	Experimental	4	Python
44	mariochavez/aoororachain Aoororachain is Ruby chain tool to work with LLMs	26	Experimental	37	Jupyter Notebook
45	ahmedbesbes/cowriter A writing assistant using Langchain	26	Experimental	9	Python
46	NajiAboo/langchain_llm LanchainLLM	24	Experimental	3	Jupyter Notebook
47	machinelearningzuu/mastering-llm-apps Welcome to Build LLM Apps with LangChain, your gateway to creating powerful...	23	Experimental	4	Jupyter Notebook
48	derf974/copilot-langchain LangChain integration for GitHub Copilot SDK - Use GitHub Copilot models in...	23	Experimental	2	Python
49	mastrophot/near-langchain-tx-builder LangChain tools to build and simulate NEAR transactions before execution.	22	Experimental	—	Python
50	Illia-the-coder/LLAMALangChainDemo Welcome to the LLAMA LangChain Demo repository! This project showcases how...	21	Experimental	10	Jupyter Notebook
51	jean-bovet/SwiftLangChain A very simple attempt at creating a LangChain-like framework in Swift	21	Experimental	11	Swift
52	SingularityKChen/langchain-vlsi-flow LangChain based VLSI flow that is able to generate required HDL, testbench,...	20	Experimental	5	Makefile
53	muqadasejaz/langchain-chains This repository contains practice implementations of different LangChain...	20	Experimental	3	Python
54	WWIIITT/Language_Translation_Model A Gradio-powered app using LangChain and Hugging Face models for...	20	Experimental	4	Python
55	harehimself/langchain-lab LangChain is a framework designed to simplify the creation of applications...	19	Experimental	1	Python
56	vincentkoc/datahub-langchain Seamless LLM Lineage for DataHub with LangChain and LangSmith	19	Experimental	3	Python
57	Adi3042/Memory-in-Langchain Educational project showcasing LangChain memory concepts using version...	13	Experimental	—	Jupyter Notebook
58	srimad1111/LECL-LLM simple LLM application with LangChain. This application will translate...	13	Experimental	—	Jupyter Notebook
59	Manav54321/chains This repository demonstrates how to use Chains in LangChain to build modular...	13	Experimental	—	Python
60	githubjacky/llm-research A lightweight Python package built on the LangChain framework for simplified...	11	Experimental	—	Python
61	ericmckevitt/Custom-Knowledge-Base-LLM In this project, I use LangChain to train a Large Language Model on a custom...	11	Experimental	3	Python
62	divakarkumarp/Langchain-falcon-chainlit Discover LangSmith: Your gateway to crafting production-grade LLM (Large...	11	Experimental	—	Python
63	dmanning23/LangChainMongoDB Quick example of a project using LangChain with the MongoDB vector datastore	11	Experimental	—	Python
64	deverman/langchainswiftclidemo Test of using Langchain Swift Library	11	Experimental	—	Swift
65	vanHeemstraSystems/lang-chain LangChain	11	Experimental	—	Shell
66	junyg418/LangChainJ Creating my own LangChain	11	Experimental	—	Python
67	Irteza7/LangChain Exploring LangChain	11	Experimental	—	Python
68	divakarkumarp/Langchain-POC LangChain is a toolbox for crafting applications powered by large language...	11	Experimental	—	Python
69	sothulthorn/Simple-LLM-with-LCEL A text translation application built with LangChain Expression Language...	11	Experimental	—	Jupyter Notebook
70	vaniseth/LangChain-Explained Working and explanation of LangChain, an open-source framework that allows...	10	Experimental	2	Jupyter Notebook
71	arpitpatelsitapur/langchain-llm-apps This repository explores the full potential of Langchain-based Large...	10	Experimental	2	Python
72	ChinmayBhattt/LLM-LangChain This project demonstrates how to use LangChain with LLMs (Large Language...	10	Experimental	2	Python
73	guimaraesabrina/explore_langchain_bases [📚] Continuously learning and practicing concepts from Langchain + LLMs.	10	Experimental	2	—
74	wesleybritovlk/llocal-fast-ai Simple API to register properties with AI	10	Experimental	2	Python

Comparisons in this category

langchain and LangChain-for-LLM-Application-Development (69 vs 43) langchain and langchain_demo (69 vs 53) langchain and LangChain-for-LLM-Application-Development (69 vs 43) langchain and chainlite (69 vs 48) langchain-aws and langchain-swift (75 vs 45) langchain-aws and LangChain-for-LLM-Application-Development (75 vs 43) langchain-aws and LangChain-for-LLM-Application-Development (75 vs 43) langchain-aws and langchain-weaviate (75 vs 64) langchain-aws and chainlite (75 vs 48) langchain-aws and Langchain-Interview-Preparation (75 vs 39)