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FASTEST PATH TO GRAPH APPLICATION DEVELOPMENT

Neo4j Developer Tools

Neo4j provides advanced tools to make learning and development of graph applications easier. Free to use and run anywhere.

NEW! Data Importer Tool

Neo4j Desktop

Experience Neo4j on Your Local Desktop. For Free.

Neo4j Browser

Explore Your Database and Craft the Perfect Cypher Query.

Neo4j Desktop

Experience Neo4j on Your Local Desktop. For Free.

*Includes Neo4j Enterprise License for Developers

System Requirements

MacOS 10.10 (Yosemite)+, Windows 7+, Ubuntu 12.04+,
Fedora 21, Debian 8

Develop with Neo4j Enterprise features for advanced capabilities

  • Neo4j Enterprise Developer license included
  • Supports multi-database for ease of management
  • Fine-grained access controls and enhanced security

Unlimited local databases in a project-based workspace

  • Manage multiple projects. A Project in Desktop a representation of a development folder on disk.
  • Create local DBMS’s, connect to remote DBMS’s and add files within your project.

1-click access to Graph Apps and plugins

  • Easily install a variety of graph apps and database plugins with a single click.
  • Access new capabilities, such as monitoring, import, analysis, running graph algorithms, and visualization.
// npm install --save neo4j-driver
// node example.js
const neo4j = require("neo4j-driver");
const driver = neo4j.driver("bolt://<HOST>:<BOLTPORT>", neo4j.auth.basic("<USERNAME>", "<PASSWORD>"), {
	/* encrypted: 'ENCRYPTION_OFF' */
});

const query = `
  MATCH (p:Product)-[:PART_OF]->(:Category)-[:PARENT*0..]->
  (:Category {categoryName:$category})
  RETURN p.productName as product
  `;

const params = { category: "Dairy Products" };

const session = driver.session({ database: "neo4j" });

session
	.run(query, params)
	.then((result) => {
		result.records.forEach((record) => {
			console.log(record.get("product"));
		});
		session.close();
		driver.close();
	})
	.catch((error) => {
		console.error(error);
	});
# pip3 install neo4j-driver
# python3 example.py

from neo4j import GraphDatabase, basic_auth

driver = GraphDatabase.driver(
  "bolt://<HOST>:<BOLTPORT>", 
  auth=basic_auth("<USERNAME>", "<PASSWORD>"))

cypher_query = '''
MATCH (p:Product)-[:PART_OF]->(:Category)-[:PARENT*0..]->
(:Category {categoryName:$category})
RETURN p.productName as product
'''

with driver.session(database="neo4j") as session:
  results = session.read_transaction(
    lambda tx: tx.run(cypher_query,
      category="Dairy Products").data())

  for record in results:
    print(record['product'])

driver.close()
// go mod init main
// go run example.go
package main
import (
	"fmt"
	"github.com/neo4j/neo4j-go-driver/neo4j" //Go 1.8
)
func main() {
	s, err := runQuery("bolt://<HOST>:<BOLTPORT>", "<USERNAME>", "<PASSWORD>")
	if err != nil {
		panic(err)
	}
	fmt.Println(s)
}
func runQuery(uri, username, password string) ([]string, error) {
	configForNeo4j4 := func(conf *neo4j.Config) { conf.Encrypted = false }
	driver, err := neo4j.NewDriver(uri, neo4j.BasicAuth(username, password, ""), configForNeo4j4)
	if err != nil {
		return nil, err
	}
	defer driver.Close()
	sessionConfig := neo4j.SessionConfig{AccessMode: neo4j.AccessModeRead, DatabaseName: "neo4j"}
	session, err := driver.NewSession(sessionConfig)
	if err != nil {
		return nil, err
	}
	defer session.Close()
	results, err := session.ReadTransaction(func(transaction neo4j.Transaction) (interface{}, error) {
		result, err := transaction.Run(
			`
			MATCH (p:Product)-[:PART_OF]->(:Category)-[:PARENT*0..]->
			(:Category {categoryName:$category})
			RETURN p.productName as product
			`, map[string]interface{}{
				"category": "Dairy Products",
			})
		if err != nil {
			return nil, err
		}
		var arr []string
		for result.Next() {
			value, found := result.Record().Get("product")
			if found {
			  arr = append(arr, value.(string))
			}
		}
		if err = result.Err(); err != nil {
			return nil, err
		}
		return arr, nil
	})
	if err != nil {
		return nil, err
	}
	return results.([]string), err
}
// install dotnet core on your system
// dotnet new console -o .
// dotnet add package Neo4j.Driver
// paste in this code into Program.cs
// dotnet run

using System;
using System.Collections.Generic;
using System.Text;
using System.Threading.Tasks;
using Neo4j.Driver;
  
namespace dotnet {
  class Example {
  static async Task Main() {
    var driver = GraphDatabase.Driver("bolt://<HOST>:<BOLTPORT>", 
                    AuthTokens.Basic("<USERNAME>", "<PASSWORD>"));

    var cypherQuery =
      @"
      MATCH (p:Product)-[:PART_OF]->(:Category)-[:PARENT*0..]->
      (:Category {categoryName:$category})
      RETURN p.productName as product
      ";

    var session = driver.AsyncSession(o => o.WithDatabase("neo4j"));
    var result = await session.ReadTransactionAsync(async tx => {
      var r = await tx.RunAsync(cypherQuery, 
              new { category="Dairy Products"});
      return await r.ToListAsync();
    });

    await session?.CloseAsync();
    foreach (var row in result)
      Console.WriteLine(row["product"].As<string>());
	  
    }
  }
}
// Add your the driver dependency to your pom.xml build.gradle etc.
// Java Driver Dependency: http://search.maven.org/#artifactdetails|org.neo4j.driver|neo4j-java-driver|4.0.1|jar
// Reactive Streams http://search.maven.org/#artifactdetails|org.reactivestreams|reactive-streams|1.0.3|jar
// download jars into current directory
// java -cp "*" Example.java

import org.neo4j.driver.*;
import static org.neo4j.driver.Values.parameters;

public class Example {

  public static void main(String...args) {

    Driver driver = GraphDatabase.driver("bolt://<HOST>:<BOLTPORT>",
              AuthTokens.basic("<USERNAME>","<PASSWORD>"));

    try (Session session = driver.session(SessionConfig.forDatabase("neo4j"))) {

      String cypherQuery =
        "MATCH (p:Product)-[:PART_OF]->(:Category)-[:PARENT*0..]->" +
        "(:Category {categoryName:$category})" +
        "RETURN p.productName as product";

      var result = session.readTransaction(
        tx -> tx.run(cypherQuery, 
                parameters("category","Dairy Products"))
            .list());

      for (Record record : result) {
        System.out.println(record.get("product").asString());
      }
    }
    driver.close();
  }
}                    

Develop apps with your favorite programming language

Neo4j supports GraphQL and drivers for Node.js, Python, Go, Java, and .Net. Thanks to our community, we also have drivers for PHP, Ruby, R. Erlang, and Clojure.

Learn More

Connect and query even remote Neo4j databases

Connect to a Neo4j database running anywhere, on-premises, self-hosted, or in the cloud as a fully-managed service with Neo4j AuraDB™

Neo4j Browser

Explore Your Database and Craft the Perfect Cypher Query.

Whether you’re a beginner or an experienced Neo4j user, Browser is a developer-focused tool that's the ultimate place to write Cypher queries and explore the contents of your Neo4j graph database. Neo4j Browser comes out-of-the-box with all of Neo4j’s graph database offerings, including Neo4j Server (Community and Enterprise editions) and Neo4j Desktop (all OS versions).

Built-in Guides for Beginners

For beginners, built-in guides help you learn the fundamentals of Neo4j and take your first steps to writing Cypher.

Powerful code-completion assists

For beginners and experts alike, powerful code-completion assists you with writing queries so you can focus on the task at hand.

Result visualization

Give you results in graph and tabular representations according to your needs. A familiar “read-evaluate-print” construct helps you refine queries and be your most productive.

Neo4j Data Importer

Quickly load your data into Neo4j.

Neo4j Data Importer simplifies importing data into a Neo4j graph database. Just import your flat file data, sketch out the nodes and relationships to represent your data in a graph data model, and begin loading. Learn more about Data Importer and get started now on Neo4j AuraDB Free.

Neo4j Desktop

Experience Neo4j on Your Local Desktop. For Free.