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langchain-ai

92 indexed repositories · View on GitHub

langchain
The agent engineering platform.

Python · 146639 stars
langgraph
Build resilient agents.

Python · 41919 stars
deepagents
The batteries-included agent harness.

Python · 29553 stars
langchainjs
The agent engineering platform

TypeScript · 18210 stars
openwiki
OpenWiki is a CLI that writes and maintains agent documentation for your codebase.

TypeScript · 16633 stars
open-swe
An Open-Source Asynchronous Coding Agent

Python · 10736 stars
local-deep-researcher
Fully local web research and report writing assistant

Python · 9352 stars
rag-from-scratch

Jupyter Notebook · 9341 stars
chat-langchain

TypeScript · 6457 stars
langgraphjs
Framework to build resilient language agents as graphs.

TypeScript · 3292 stars
agent-chat-ui
🦜💬 Web app for interacting with any LangGraph agent (PY & TS) via a chat interface.

TypeScript · 3168 stars
langchain-academy

Jupyter Notebook · 2887 stars
social-media-agent
📲 An agent for sourcing, curating, and scheduling social media posts with human-in-the-loop.

TypeScript · 2797 stars
langchain-nextjs-template
LangChain + Next.js starter template

TypeScript · 2531 stars
agents-from-scratch
Build an email assistant with human-in-the-loop and memory

Jupyter Notebook · 2231 stars
langmem

Python · 1671 stars
langgraph-supervisor-py

Python · 1655 stars
langgraph-swarm-py
For your multi-agent needs

Python · 1566 stars
deepagentsjs
The batteries included agent harness.

TypeScript · 1566 stars
openwork

TypeScript · 1457 stars
72 more repositories live on View on GitHub

Beginner friendly Everything

Open All

Invitation: review AgentGavel LangGraph adapter for governance benchmark provenance Open

external

Difficulty 5/5 Over a week Newbie friendliness 25/100

langchain-ai/langgraph#8992 · Opened Sep 18, 2026
AWS + GCP: setup-env.sh creates the two sandbox secrets even when enable_sandboxes = false Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

langchain-ai/terraform#266 · Opened Sep 18, 2026
langchain-typesafe: ModelRouterMiddleware raises an opaque RuntimeError when state has no human message Open

bug external typesafe

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

langchain-ai/langchain#40651 · 1 comment · Opened Sep 18, 2026
[integration]: langgraph-checkpoint-gridgain Open

external

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

langchain-ai/docs#6101 · Opened Sep 18, 2026
Expose an MCP server so external agents (e.g. Claude Code) can request PR reviews Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

langchain-ai/open-swe#2981 · Opened Sep 18, 2026
Azure: init-values.sh overwrites an existing sizing profile file on every run, unlike AWS and GCP, so resource edits made there are lost without a word Open

azure bug P1

Difficulty 3/5 1-2 days Newbie friendliness 76/100

langchain-ai/terraform#264 · Opened Sep 18, 2026
Azure: the license key's expiry is recorded nowhere the module controls, and a rebuild drops any expires attribute set on the Key Vault secret by hand Open

azure enhancement P2

Difficulty 3/5 1-2 days Newbie friendliness 68/100

langchain-ai/terraform#263 · Opened Sep 18, 2026
Azure: make destroy fails on the resource group, after a ten-minute wait, when Managed Prometheus or Container Insights has left resources Terraform does not own Open

azure documentation enhancement P2

Difficulty 3/5 1-2 days Newbie friendliness 55/100

langchain-ai/terraform#262 · Opened Sep 18, 2026
Azure: preflight checks regional vCPU quota for the Postgres SKU family but not for the AKS node pool families, which is where a zero-quota subscription fails Open

azure enhancement P2

Difficulty 4/5 3-5 days Newbie friendliness 72/100

langchain-ai/terraform#261 · Opened Sep 18, 2026
ntegration: memory transfer store for LangChain/LangMem export and import verified agent memory Open

anthropic chroma core deepseek exa feature request fireworks groq huggingface langchain langchain-classic mistralai model-profiles nomic ollama openai perplexity qdrant standard-tests text-splitters

Difficulty 5/5 Over a week Newbie friendliness 25/100

langchain-ai/langchain#40616 · Opened Sep 18, 2026
Feature: portable long-term memory across deployments — export/import verified memory bundles Open

external

Difficulty 5/5 Over a week Newbie friendliness 35/100

langchain-ai/langgraph#8979 · 2 comments · Opened Sep 18, 2026
[Feature]: Support Vertex AI(agent platform) request labels for billing/cost attribution Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 58/100

langchain-ai/openwiki#910 · Opened Sep 18, 2026
SqliteStore semantic search truncates pages before item deduplication Open

external

Difficulty 3/5 1-2 days Newbie friendliness 38/100

langchain-ai/langgraph#8977 · 3 comments · Opened Sep 18, 2026
quickjs: JS `task()` subagent dispatch runs without the parent run's callbacks Open

integration:quickjs org:external priority:backlog topic:subagents topic:tracing type:bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

langchain-ai/deepagents#6401 · 1 comment · Opened Sep 18, 2026
Extract persistent goals and acceptance-criteria generation from dcode into the SDK Open

org:internal priority:backlog topic:backends topic:memory topic:middleware topic:models topic:prompts

Difficulty 5/5 Over a week Newbie friendliness 35/100

langchain-ai/deepagents#6399 · Opened Sep 18, 2026
[integration]: langchain-mnki Open

external integration integration-submission

Difficulty 2/5 1-3 hours Newbie friendliness 70/100

langchain-ai/docs#6096 · Opened Sep 18, 2026
Extract Auto mode approval middleware for use outside dcode Open

org:internal priority:backlog topic:backends topic:filesystem topic:middleware topic:models topic:sandboxes topic:subagents

Difficulty 5/5 Over a week Newbie friendliness 35/100

langchain-ai/deepagents#6398 · 2 reactions · Opened Sep 18, 2026
CodeInterpreterMiddleware.__del__ blocks forever at interpreter shutdown, process never exits Open

integration:quickjs org:external priority:backlog topic:middleware type:bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

langchain-ai/deepagents#6397 · 1 comment · Opened Sep 18, 2026
core: AIMessage(tool_calls=[]) still hydrates tool calls from additional_kwargs Open

bug core external

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

langchain-ai/langchain#40609 · 3 comments · Opened Sep 18, 2026
Explicit empty interrupt lists cannot disable compile-time interrupts Open

bug external

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

langchain-ai/langgraph#8969 · 2 comments · Opened Sep 18, 2026
bug: Open SWE Desktop flickers on macOS 27 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

langchain-ai/open-swe#2963 · Opened Sep 18, 2026
core: `InMemoryRecordManager.list_keys(limit=0)` returns all keys instead of an empty list Open

bug core external

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

langchain-ai/langchain#40592 · 4 comments · Opened Sep 18, 2026
`ChatGroq` accepts `n > 1` for non-streaming requests although Groq only supports `n=1 Open

bug external groq

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

langchain-ai/langchain#40590 · 4 comments · Opened Sep 18, 2026
Pregel.clear_cache([]) clears all node caches instead of being a no-op Open

bug external

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

langchain-ai/langgraph#8960 · 5 comments · Opened Sep 18, 2026
[Feature]: Add an org scope to OpenWiki Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

langchain-ai/openwiki#907 · Opened Sep 18, 2026
[Bug] Two langchain unit tests read pyproject.toml without a UTF-8 encoding and fail on Windows with a non-UTF-8 locale Open

bug external langchain

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

langchain-ai/langchain#40588 · 2 comments · Opened Sep 18, 2026
feat(typesafe): add `ModerationMiddleware` for input content moderation Open

external feature request typesafe

Difficulty 5/5 Over a week Newbie friendliness 45/100

langchain-ai/langchain#40578 · 2 comments · Opened Sep 18, 2026
Dependency minimums raising is failing Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

langchain-ai/deepagents#6385 · 2 comments · Opened Sep 18, 2026
[langchain]: Update the AgentCore Runtime section on the AWS provider page for the new AgentCore CLI Open

external

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

langchain-ai/docs#6091 · Opened Sep 18, 2026
Docs: no guidance for OpenAI-compatible gateways (aimlapi.com) with create_react_agent Open

bug external

Difficulty 3/5 1-2 days Newbie friendliness 35/100

langchain-ai/langgraph#8957 · 1 comment · Opened Sep 17, 2026
[dcode] MCP login cannot resolve plugin-provided servers Open

org:external package:dcode priority:backlog topic:mcp type:bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

langchain-ai/deepagents#6374 · 2 comments · Opened Sep 17, 2026
langgraph-api:3.14 image contains vulnerable benchmark-only npm dependencies Open

bug external

Difficulty 4/5 3-5 days Newbie friendliness 52/100

langchain-ai/langgraph#8955 · 1 comment · Opened Sep 17, 2026
Vulnerable Go dependencies in langchain/langgraph-api:3.14 core-api-grpc Open

bug external

Difficulty 4/5 3-5 days Newbie friendliness 45/100

langchain-ai/langgraph#8954 · 1 comment · Opened Sep 17, 2026
MCP tools/list: annotations hardcoded identically for every tool, and incorrect for read-only/destructive tools Open

external

Difficulty 4/5 3-5 days Newbie friendliness 52/100

langchain-ai/langgraph#8952 · 1 comment · Opened Sep 17, 2026
add_node: node protocols make the `state` parameter name load-bearing for type checkers Open

external

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

langchain-ai/langgraph#8950 · 1 comment · Opened Sep 17, 2026
ChatOpenAI silently drops provider-specific extra fields on tool calls (breaks multi-turn tool calling against OpenAI-compatible endpoints) Open

bug external openai

Difficulty 3/5 1-2 days Newbie friendliness 72/100

langchain-ai/langchain#40563 · 2 comments · Opened Sep 17, 2026
fix(code): own sandbox lifetime from the client in non-interactive runs Open

org:external package:dcode package:deepagents priority:backlog topic:sandboxes type:bug

Difficulty 4/5 3-5 days Newbie friendliness 68/100

langchain-ai/deepagents#6369 · Opened Sep 17, 2026
RunnableWithFallbacks.batch({ returnExceptions: true }) throws instead of returning errors Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

langchain-ai/langchainjs#11661 · 5 comments · Opened Sep 17, 2026
Let the HITL `when` predicate read tool metadata, and add an `interruptOn` catch-all Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

langchain-ai/langchainjs#11659 · Opened Sep 17, 2026
Azure: three documentation gaps from a bring-your-own-VNet deployment: redis_location retries, group-granted RBAC needs a fresh sign-in, and the D-series v3 node default Open

azure documentation enhancement P2

Difficulty 3/5 1-2 days Newbie friendliness 72/100

langchain-ai/terraform#258 · 1 comment · Opened Sep 17, 2026
Azure and GCP never name beacon.langchain.com as required egress; only AWS does, and with an lcl_ license key Beacon is needed to start Open

azure documentation enhancement gcp P1

Difficulty 5/5 Over a week Newbie friendliness 35/100

langchain-ai/terraform#257 · 1 comment · Opened Sep 17, 2026
Azure: the quickstart wizard's bring-your-own-VNet prompts default to CIDRs it says are wrong, and blank means opposite things on adjacent prompts Open

azure enhancement P2

Difficulty 4/5 3-5 days Newbie friendliness 55/100

langchain-ai/terraform#256 · 1 comment · Opened Sep 17, 2026
Azure: the production sizing profile sets platform-backend and ace-backend below the chart's own defaults Open

azure bug P1

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

langchain-ai/terraform#255 · Opened Sep 17, 2026
Azure: status.sh checks a hardcoded list of values files that omits both production sizing profiles and includes a sizing-ha file that does not exist Open

azure bug P2

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

langchain-ai/terraform#254 · 1 comment · Opened Sep 17, 2026
Azure: status.sh prints "All checks passed — deployment looks healthy" beneath a CrashLoopBackOff, because most failure branches never set the next action Open

azure bug P1

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

langchain-ai/terraform#253 · Opened Sep 17, 2026
Azure: the k8s-bootstrap LimitRange defaults are hardcoded, and they reject any chart container that declares requests without limits Open

azure bug P1

Difficulty 3/5 1-2 days Newbie friendliness 72/100

langchain-ai/terraform#252 · Opened Sep 17, 2026
Azure: the documented rotation path does not work for the license key, which is Terraform-managed and consumed only through langsmith-config-secret Open

azure bug documentation P1

Difficulty 4/5 3-5 days Newbie friendliness 48/100

langchain-ai/terraform#251 · Opened Sep 17, 2026
Azure: setup-env.sh accepts any string as the license key, and no later step checks the value before it reaches the pods Open

azure bug P0

Difficulty 4/5 3-5 days Newbie friendliness 68/100

langchain-ai/terraform#250 · Opened Sep 17, 2026
OEP-0004: Close the reviewer learning loop Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

langchain-ai/open-swe#2893 · Opened Sep 17, 2026
Claim evidence keeps stale #Lx-Ly line numbers after a block moves Open

Difficulty 3/5 1-2 days Newbie friendliness 64/100

langchain-ai/openwiki#899 · 1 comment · 1 reaction · Opened Sep 17, 2026

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