LangChain.js Files

Building applications with LLMs through composability

This is an exact mirror of the LangChain.js project, hosted at https://github.com/hwchase17/langchainjs. SourceForge is not affiliated with LangChain.js. For more information, see the SourceForge Open Source Mirror Directory.

The interactive file manager requires Javascript. Please enable it or use sftp or scp.
You may still browse the files here.

Name	Modified	Size	InfoDownloads / Week
Parent folder
@langchain_community==1.0.2 source code.tar.gz	2025-11-11	9.0 MB	0
@langchain_community==1.0.2 source code.zip	2025-11-11	10.8 MB	0
README.md	2025-11-11	353 Bytes	0
Totals: 3 Items		19.8 MB	0

Patch Changes

b17762a: fix(community): export type properly in duckduckgo_search
e4a3b3b: improve(pdf-loader): update error message to specify support for pdf-parse v1 only
ecc7a8a: swap problematic eval package
Updated dependencies [8319201]
Updated dependencies [4906522]
@langchain/openai@1.1.0
@langchain/classic@1.0.2

Source: README.md, updated 2025-11-11

Other Useful Business Software

Gen AI apps are built with MongoDB Atlas

The database for AI-powered applications.

MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.

Start Free

Our Free Plans just got better! | Auth0

With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.

Try free now

Recommended Projects

LangChain
Large language models (LLMs) are emerging as a transformative technology, enabling developers to build applications that they previously could not. But using these LLMs in isolation is often not enough to create a truly powerful app - the real power comes when you can combine them with other...
Langroid
Given the remarkable abilities of recent Large Language Models (LLMs), there is an unprecedented opportunity to build intelligent applications powered by this transformative technology. The top question for any enterprise is: how best to harness the power of LLMs for complex applications? For...
spacy-llm
Large Language Models (LLMs) feature powerful natural language understanding capabilities. With only a few (and sometimes no) examples, an LLM can be prompted to perform custom NLP tasks such as text categorization, named entity recognition, coreference resolution, information extraction and...
react-llm
Easy-to-use headless React Hooks to run LLMs in the browser with WebGPU. As simple as useLLM().
Langchainrb
LangchainRB is a Ruby implementation of LangChain, allowing developers to build AI-driven applications using large language models (LLMs) and knowledge graphs.

LangChain.js Files

Building applications with LLMs through composability

Get an email when there's a new version of LangChain.js

Patch Changes