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n8n-nodes-neo4j
Advanced tools
n8n-nodes-neo4j
n8n node for Neo4j with LangChain integration, supporting vector stores and graph operations
n8n-nodes-neo4j
This is an n8n community node for Neo4j integration with LangChain support. It provides both vector store and graph database operations.
Neo4j is a graph database with vector search for knowledge graphs.
n8n is a fair-code licensed workflow automation platform.
Installation
Operations
Credentials
Compatibility
Usage
Resources
Version history
Features
-
Vector Store Operations:
- Similarity Search: Search for similar vectors in the database
- Add Texts: Add new texts to the vector store
-
Graph Database Operations:
- Execute Query: Run custom Cypher queries
- Create Node: Create new nodes with labels and properties
- Create Relationship: (Coming soon) Create relationships between nodes
Installation
Follow the installation guide in the n8n community nodes documentation.
Operations
Vector Store Operations
Similarity Search
- Select "Vector Store" as the resource
- Choose "Similarity Search" operation
- Enter the query text
- Execute to find similar vectors
Add Texts
- Select "Vector Store" as the resource
- Choose "Add Texts" operation
- Enter the texts to add
- Execute to store the texts as vectors
Graph Database Operations
Execute Query
- Select "Graph Database" as the resource
- Choose "Execute Query" operation
- Enter your Cypher query
- Execute to run the query
Create Node
- Select "Graph Database" as the resource
- Choose "Create Node" operation
- Enter the node label
- Provide node properties as JSON
- Execute to create the node
Credentials
-
Add Neo4j credentials in n8n:
- Connection URI (e.g.,
neo4j://localhost:7687) - Username
- Password
- Database name
- Connection URI (e.g.,
-
The node will appear in the n8n nodes panel under "Neo4j"
Compatibility
Tested against n8n 1.88.0
Resources
Version history
1.0 : first runnable version of Neo4j VectorStore node
Development
- Clone this repository
- Install dependencies:
npm install - Build:
npm run build - Link to n8n:
npm link - In your n8n installation:
npm link n8n-nodes-neo4j
Version history
Version 0.1.x
tested against n8n 1.45.1 to 1.86.0 include vector stores retrieval only
Version 0.2.x
tested against n8n 1.88.0 include vector stores and graph
License
MIT
FAQs
n8n node for Neo4j with LangChain integration, supporting vector stores and graph operations
The npm package n8n-nodes-neo4j receives a total of 646 weekly downloads. As such, n8n-nodes-neo4j popularity was classified as not popular.
We found that n8n-nodes-neo4j demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Package last updated on 14 Apr 2025
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