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An open API service for producing an overview of a list of open source projects.

https://github.com/langchain-ai/langchainjs

Score: 37.701469593217205

Last synced: about 2 hours ago
JSON representation

Repository metadata:

The agent engineering platform

Owner metadata:

Committers metadata

Last synced: 4 months ago

Total Commits: 6,495
Total Committers: 1,002
Avg Commits per committer: 6.482
Development Distribution Score (DDS): 0.731

Commits in past year: 1,752
Committers in past year: 262
Avg Commits per committer in past year: 6.687
Development Distribution Score (DDS) in past year: 0.747

Name Email Commits
Jacob Lee j****3@g****m 1747
Brace Sproul b****l@g****m 848
Nuno Campos n****o@b****o 572
Hunter Lovell h****r@h****o 444
Ben Burns 8****s 214
Christian Bromann g****t@b****v 173
Tat Dat Duong d****d@d****z 155
afirstenberg g****b@a****m 101
Harrison Chase h****7@g****m 68
vowelparrot 1****t 61
github-actions[bot] 4****] 48
Ankush Gola 9****1 46
dependabot[bot] 4****] 42
Erick Friis e****k@l****v 39
FilipZmijewski f****i@i****m 33
Yohan Lasorsa n****a@f****r 28
vrknetha v****a@g****m 26
Priya X. Pramesi p****i@g****m 26
Jacob Rosenthal j****l@g****m 23
William FH 1****w 23
Mason Daugherty g****b@m****m 20
Tomaz Bratanic b****z@g****m 19
Nicolas n****9@g****m 19
Maahir Sachdev m****v@l****v 19
Sean Sullivan 2****n 19
Twisha Bansal 5****l 16
Chase McDougall c****l@h****m 12
Brandon Leafman 1****s 12
Predrag Gruevski 2****i 12
Vadym Barda v****a@g****m 12
and 972 more...

Issue and Pull Request metadata

Last synced: 4 months ago

Total issues: 1,319
Total pull requests: 4,705
Average time to close issues: 2 months
Average time to close pull requests: 11 days
Total issue authors: 951
Total pull request authors: 697
Average comments per issue: 3.01
Average comments per pull request: 1.54
Merged pull request: 3,695
Bot issues: 0
Bot pull requests: 36

Past year issues: 333
Past year pull requests: 1,353
Past year average time to close issues: 19 days
Past year average time to close pull requests: 5 days
Past year issue authors: 267
Past year pull request authors: 225
Past year average comments per issue: 1.32
Past year average comments per pull request: 1.41
Past year merged pull request: 936
Past year bot issues: 0
Past year bot pull requests: 16

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/langchain-ai/langchainjs

Top Issue Authors

  • afirstenberg (30)
  • bracesproul (21)
  • jacoblee93 (17)
  • logancyang (9)
  • DevDeepakBhattarai (9)
  • djaffer (8)
  • MJDeligan (8)
  • ladrians (7)
  • benjamincburns (7)
  • KeenanFernandes2000 (6)
  • RedouanAssakali (6)
  • davidfant (6)
  • rossanodr (6)
  • TonyGravagno (6)
  • Specy (5)

Top Pull Request Authors

  • jacoblee93 (1,495)
  • bracesproul (853)
  • benjamincburns (215)
  • hntrl (184)
  • christian-bromann (156)
  • afirstenberg (66)
  • dqbd (62)
  • FilipZmijewski (46)
  • sinedied (35)
  • dependabot[bot] (32)
  • nfcampos (31)
  • hwchase17 (30)
  • efriis (29)
  • nick-w-nick (19)
  • anadi45 (18)

Top Issue Labels

  • auto:bug (626)
  • stale (161)
  • auto:question (110)
  • auto:documentation (86)
  • bug (73)
  • auto:improvement (69)
  • auto:enhancement (55)
  • help wanted (19)
  • size:XS (8)
  • auto:nit (7)
  • documentation (7)
  • good first issue (5)
  • lgtm (5)
  • size:M (4)
  • env/packaging (3)
  • Reproducible Example Missing (3)
  • size:L (3)
  • needs-response (2)
  • size:XXL (2)
  • hold (2)
  • community (2)
  • google (2)
  • size:XL (2)
  • size:S (1)
  • question (1)
  • auto:refactor (1)
  • provider/anthropic (1)
  • feature request (1)
  • docs-needed (1)
  • open-swe-auto (1)

Top Pull Request Labels

  • size:XS (1,724)
  • auto:nit (927)
  • lgtm (866)
  • auto:documentation (694)
  • auto:improvement (639)
  • size:L (616)
  • size:M (536)
  • size:S (495)
  • auto:bug (476)
  • auto:enhancement (302)
  • size:XL (199)
  • size:XXL (174)
  • question (75)
  • auto:refactor (56)
  • close (52)
  • hold (40)
  • dependencies (31)
  • community (30)
  • in progress (15)
  • javascript (14)
  • v1:test-migration (10)
  • python (6)
  • auto:question (5)
  • google (5)
  • langchain (4)
  • v1:create-react-agent (3)
  • needs-v1-port (3)
  • provider/anthropic (3)
  • v1:messages (2)
  • needs-response (2)

Package metadata

npmjs.org: langchain

Typescript bindings for langchain

npmjs.org: @langchain/core

Core LangChain.js abstractions and schemas

npmjs.org: langchain-core

Typescript bindings for langchain

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Status: deprecated
  • Licenses: MIT
  • Latest release: 0.0.4 (published over 2 years ago)
  • Last Synced: 2026-05-19T01:08:43.526Z (12 days ago)
  • Versions: 7
  • Dependent Packages: 2
  • Dependent Repositories: 1
  • Downloads: 2,706 Last month
  • Docker Downloads: 556,573
  • Rankings:
    • Forks count: 0.991%
    • Stargazers count: 1.056%
    • Downloads: 1.239%
    • Average: 4.484%
    • Dependent packages count: 8.835%
    • Dependent repos count: 10.299%
  • Maintainers (1)
npmjs.org: @langchain/openai

OpenAI integrations for LangChain.js

npmjs.org: @langchain/anthropic

Anthropic integrations for LangChain.js

npmjs.org: langchain-mcp-adapters

LangChain.js adapters for Model Context Protocol (MCP)

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-mcp-adapters/
  • Licenses: MIT
  • Latest release: 0.6.0 (published 8 months ago)
  • Last Synced: 2026-05-19T01:07:43.182Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 325 Last month
  • Rankings:
    • Forks count: 0.555%
    • Stargazers count: 0.683%
    • Average: 14.798%
    • Dependent repos count: 23.727%
    • Dependent packages count: 34.226%
  • Maintainers (1)
npmjs.org: @langchain/tavily

Tavily integration for LangChain.js

npmjs.org: @langchain/google-cloud-sql-pg

LangChain.js integrations for Google Cloud SQL for PostgreSQL

npmjs.org: @basproul/openai

OpenAI integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-openai/
  • Licenses: MIT
  • Latest release: 0.3.21 (published over 1 year ago)
  • Last Synced: 2026-05-19T01:08:41.610Z (12 days ago)
  • Versions: 7
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 80 Last month
  • Rankings:
    • Forks count: 0.666%
    • Stargazers count: 0.756%
    • Average: 15.965%
    • Dependent repos count: 25.506%
    • Dependent packages count: 36.932%
  • Maintainers (1)
npmjs.org: create-langchain-integration

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Licenses: mit
  • Latest release: 0.0.12 (published over 1 year ago)
  • Last Synced: 2026-05-19T01:08:43.648Z (12 days ago)
  • Versions: 12
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 182 Last month
  • Rankings:
    • Forks count: 0.973%
    • Stargazers count: 1.041%
    • Downloads: 7.88%
    • Average: 19.547%
    • Dependent repos count: 36.1%
    • Dependent packages count: 51.742%
  • Maintainers (2)
npmjs.org: @shareefmorayur/langchainjs

⚡ Building applications with LLMs through composability ⚡

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Licenses: MIT
  • Latest release: 0.0.4 (published over 2 years ago)
  • Last Synced: 2026-05-19T01:07:44.193Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 43 Last month
  • Rankings:
    • Forks count: 0.994%
    • Stargazers count: 1.059%
    • Average: 22.583%
    • Dependent repos count: 36.257%
    • Dependent packages count: 52.023%
  • Maintainers (1)
npmjs.org: @machinemates/langchain

Typescript bindings for langchain

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/langchain/
  • Licenses: MIT
  • Latest release: 0.3.21 (published about 1 year ago)
  • Last Synced: 2026-05-19T01:08:40.227Z (12 days ago)
  • Versions: 2
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 26 Last month
  • Rankings:
    • Downloads: 7.766%
    • Average: 22.917%
    • Dependent repos count: 24.957%
    • Dependent packages count: 36.029%
  • Maintainers (1)
npmjs.org: @readme/langchain

Typescript bindings for langchain

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Status: deprecated
  • Licenses: MIT
  • Latest release: 0.0.181 (published over 2 years ago)
  • Last Synced: 2026-05-19T01:08:45.435Z (12 days ago)
  • Versions: 3
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 21 Last month
  • Rankings:
    • Forks count: 1.048%
    • Stargazers count: 1.097%
    • Average: 23.065%
    • Dependent repos count: 37.038%
    • Dependent packages count: 53.079%
  • Maintainers (7)
npmjs.org: @langchain/ibm

IBM watsonx.ai integrations for LangChain.js

npmjs.org: @juji/langchain-google-genai

Google Generative AI integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-genai/
  • Licenses: MIT
  • Latest release: 0.0.27 (published almost 2 years ago)
  • Last Synced: 2026-05-19T01:07:44.185Z (12 days ago)
  • Versions: 2
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 58 Last month
  • Rankings:
    • Downloads: 13.898%
    • Average: 25.873%
    • Dependent repos count: 25.98%
    • Dependent packages count: 37.741%
  • Maintainers (1)
npmjs.org: @dakshp1234/langchain-textsplitters

Various implementations of LangChain.js text splitters

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-textsplitters/
  • Licenses: MIT
  • Latest release: 1.0.2 (published about 2 months ago)
  • Last Synced: 2026-05-19T00:01:27.846Z (12 days ago)
  • Versions: 2
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 171 Last month
  • Rankings:
    • Dependent repos count: 22.077%
    • Average: 26.949%
    • Dependent packages count: 31.821%
  • Maintainers (1)
npmjs.org: @dakshp1234/langchain-google-genai

Google Generative AI integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/providers/langchain-google-genai/
  • Licenses: MIT
  • Latest release: 2.1.30 (published 27 days ago)
  • Last Synced: 2026-05-19T01:08:42.545Z (12 days ago)
  • Versions: 5
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 422 Last month
  • Rankings:
    • Dependent repos count: 22.115%
    • Average: 26.994%
    • Dependent packages count: 31.874%
  • Maintainers (1)
npmjs.org: @langchain/together-ai

Together AI integrations for LangChain.js

npmjs.org: @langchain/neo4j

Neo4j integrations for LangChain.js

npmjs.org: @langchain/perplexity

Perplexity integration for LangChain.js (chat models, Search retriever, and Search tool).

npmjs.org: @langchain/pgvector

LangChain.js integration for PostgreSQL pgvector

npmjs.org: @langchain/fireworks

Fireworks integration for LangChain.js

npmjs.org: @langchain/openrouter

OpenRouter integration for LangChain.js

npmjs.org: @langchain/google

Google integrations for LangChain.js

npmjs.org: @langchain/classic

Old abstractions from LangChain.js

npmjs.org: @aijoelangchain/core

Core LangChain.js abstractions and schemas

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/langchain-core/
  • Status: removed
  • Licenses: MIT
  • Latest release: 0.4.0 (published 11 months ago)
  • Last Synced: 2026-05-19T01:07:26.191Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 24.384%
    • Average: 29.787%
    • Dependent packages count: 35.19%
  • Maintainers (1)
npmjs.org: @aijoelangchain/openai

OpenAI integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-openai/
  • Status: removed
  • Licenses: MIT
  • Latest release: 0.5.16 (published 11 months ago)
  • Last Synced: 2026-05-19T01:07:26.170Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 24.384%
    • Average: 29.787%
    • Dependent packages count: 35.19%
  • Maintainers (1)
npmjs.org: @chromia/community

Third-party integrations for LangChain.js

npmjs.org: @hwittenborn-langchain/ollama

Ollama integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-ollama/
  • Status: removed
  • Licenses: MIT
  • Latest release: 0.2.1 (published 12 months ago)
  • Last Synced: 2026-05-19T01:08:41.120Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 7 Last month
  • Rankings:
    • Dependent repos count: 24.496%
    • Average: 29.925%
    • Dependent packages count: 35.354%
  • Maintainers (1)
npmjs.org: @hwittenborn/langchain-ollama

Ollama integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-ollama/
  • Status: removed
  • Licenses: MIT
  • Latest release: 0.2.1 (published 12 months ago)
  • Last Synced: 2026-05-19T01:07:37.238Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 8 Last month
  • Rankings:
    • Dependent repos count: 24.496%
    • Average: 29.925%
    • Dependent packages count: 35.354%
  • Maintainers (1)
npmjs.org: @liholiho/community

Third-party integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-community/
  • Licenses: MIT
  • Latest release: 0.3.44 (published about 1 year ago)
  • Last Synced: 2026-05-19T01:08:40.222Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 12 Last month
  • Rankings:
    • Dependent repos count: 24.564%
    • Average: 30.01%
    • Dependent packages count: 35.455%
  • Maintainers (1)
npmjs.org: @cerana/langchain-anthropic

This package contains the LangChain.js integrations for Anthropic via the anthropic-ai/sdk package.

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-anthropic/
  • Licenses: MIT
  • Latest release: 1.0.16 (published 10 months ago)
  • Last Synced: 2026-05-19T01:08:41.789Z (12 days ago)
  • Versions: 17
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 191 Last month
  • Rankings:
    • Dependent repos count: 24.728%
    • Average: 30.21%
    • Dependent packages count: 35.693%
  • Maintainers (3)
npmjs.org: @cerana/langchain-gemini

Google Generative AI integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-google-genai/
  • Licenses: MIT
  • Latest release: 1.0.17 (published 10 months ago)
  • Last Synced: 2026-05-19T01:08:41.908Z (12 days ago)
  • Versions: 16
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 197 Last month
  • Rankings:
    • Dependent repos count: 24.738%
    • Average: 30.223%
    • Dependent packages count: 35.707%
  • Maintainers (3)
npmjs.org: @langchain/mcp-adapters

LangChain.js adapters for Model Context Protocol (MCP)

npmjs.org: @langchain/deepseek

Deepseek integration for LangChain.js

npmjs.org: langchain-community-qonstrue

Third-party integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-community/
  • Licenses: MIT
  • Latest release: 0.3.29 (published over 1 year ago)
  • Last Synced: 2026-05-19T01:08:42.515Z (12 days ago)
  • Versions: 3
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 1,338 Last month
  • Rankings:
    • Dependent repos count: 25.145%
    • Average: 30.759%
    • Dependent packages count: 36.372%
  • Maintainers (1)
npmjs.org: @langchain/cerebras

Cerebras integration for LangChain.js

npmjs.org: @instrukt/langchain-core

Core LangChain.js abstractions and schemas

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/langchain-core/
  • Licenses: MIT
  • Latest release: 0.3.19 (published over 1 year ago)
  • Last Synced: 2026-05-19T01:07:40.974Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 13 Last month
  • Rankings:
    • Dependent repos count: 25.496%
    • Average: 31.206%
    • Dependent packages count: 36.917%
  • Maintainers (1)
npmjs.org: @instrukt/langchain-community

Third-party integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-community/
  • Licenses: MIT
  • Latest release: 0.3.16 (published over 1 year ago)
  • Last Synced: 2026-05-19T01:08:40.415Z (12 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 16 Last month
  • Rankings:
    • Dependent repos count: 25.496%
    • Average: 31.206%
    • Dependent packages count: 36.917%
  • Maintainers (1)
npmjs.org: @langchain/xai

xAI integration for LangChain.js

npmjs.org: @langchain/jigsawstack

Sample integration for LangChain.js

npmjs.org: langchain-anthropic-proxy

Anthropic integrations for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs/tree/main/libs/langchain-anthropic/
  • Licenses: MIT
  • Latest release: 0.2.15 (published almost 2 years ago)
  • Last Synced: 2026-05-18T16:46:42.638Z (13 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 3 Last month
  • Rankings:
    • Dependent repos count: 25.936%
    • Average: 31.807%
    • Dependent packages count: 37.677%
  • Maintainers (1)
npmjs.org: @langchain/azure-cosmosdb

Azure CosmosDB integration for LangChain.js

npmjs.org: @langchain/ollama

Ollama integration for LangChain.js

npmjs.org: @langchain/baidu-qianfan

Baidu Qianfan integration for LangChain.js

npmjs.org: @langchain/mixedbread-ai

Mixedbread AI integration for LangChain.js

npmjs.org: @langchain/aws

LangChain AWS integration

npmjs.org: @langchain/azure-dynamic-sessions

Sample integration for LangChain.js

npmjs.org: @langchain/google-common

Core types and classes for Google services.

npmjs.org: @langchain/textsplitters

Various implementations of LangChain.js text splitters

npmjs.org: @langchain/google-gauth

Google auth based authentication support for Google services

npmjs.org: @langchain/google-webauth

Web-based authentication support for Google services

npmjs.org: @langchain/google-vertexai

LangChain.js support for Google Vertex AI

npmjs.org: @langchain/google-vertexai-web

LangChain.js support for Google Vertex AI Web

npmjs.org: @langchain/redis

Sample integration for LangChain.js

npmjs.org: @langchain/azure-openai

Azure SDK for OpenAI integrations for LangChain.js

npmjs.org: @langchain/weaviate

Weaviate integration for LangChain.js

npmjs.org: @langchain/exa

Exa integration for LangChain.js

npmjs.org: @langchain/scripts

Shared scripts for LangChain.js

npmjs.org: @langchain/pinecone

LangChain integration for Pinecone's vector database

npmjs.org: @langchain/groq

Groq integration for LangChain.js

npmjs.org: @langchain/mongodb

Sample integration for LangChain.js

npmjs.org: @langchain/cloudflare

Cloudflare integration for LangChain.js

npmjs.org: @langchain/nomic

Nomic integration for LangChain.js

npmjs.org: @basproul/core

Core LangChain.js abstractions and schemas

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Licenses: MIT
  • Latest release: 0.1.8 (published over 2 years ago)
  • Last Synced: 2026-05-18T14:33:12.090Z (13 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 10 Last month
  • Rankings:
    • Dependent repos count: 33.975%
    • Average: 41.196%
    • Dependent packages count: 48.416%
  • Maintainers (1)
npmjs.org: @langchain/yandex

Yandex integration for LangChain.js

npmjs.org: @langchain/cohere

Cohere integration for LangChain.js

npmjs.org: @langchain/qdrant

LangChain.js integration for the Qdrant vector database

npmjs.org: @basproul/google-genai

Sample integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Licenses: MIT
  • Latest release: 0.0.15 (published over 2 years ago)
  • Last Synced: 2026-05-19T01:08:43.397Z (12 days ago)
  • Versions: 10
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 132 Last month
  • Rankings:
    • Dependent repos count: 35.995%
    • Average: 43.794%
    • Dependent packages count: 51.592%
  • Maintainers (1)
npmjs.org: @langchain/google-genai

Google Generative AI integration for LangChain.js

npmjs.org: @langchain/mistralai

MistralAI integration for LangChain.js

npmjs.org: @basproul/mistralai

MistralAI integration for LangChain.js

  • Homepage: https://github.com/langchain-ai/langchainjs#readme
  • Licenses: MIT
  • Latest release: 0.0.13 (published over 2 years ago)
  • Last Synced: 2026-05-19T01:08:41.213Z (12 days ago)
  • Versions: 3
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 27 Last month
  • Rankings:
    • Dependent repos count: 36.024%
    • Dependent packages count: 51.633%
    • Average: 52.046%
    • Downloads: 68.48%
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