vioscaleAI
Comparison

NebulaGraph vs OrientDB

On the evidence we track, OrientDB leads this comparison with a composite score of 54/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

NebulaGraph full profile →OrientDB full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
NebulaGraph41
★OrientDB54
Score
vioscaleAI score
NebulaGraph41 / 100medium · 67%
OrientDB54 / 100high · 77%
Pricing
Free tier
NebulaGraph✓
OrientDB✓
Model
NebulaGraphopen_source
OrientDBopen_source
Price level
NebulaGraphfree
OrientDBfree
Transparent
NebulaGraph✗
OrientDB✓
Integrations
Count
NebulaGraph7
OrientDB1
Security
Gdpr
NebulaGraph✓
OrientDB–
Scorecard
NebulaGraph5.7
OrientDB6.3
Trust center
Vulnerabilities
Reliability
Sla pct
NebulaGraph99.999
OrientDB–
Status page
NebulaGraph–
OrientDB✓
Adoption
Dependent repos
NebulaGraph5
OrientDB569
Github stars
NebulaGraph12,433
OrientDB4,991
Package downloads weekly
NebulaGraph–
OrientDB955
Activity
Commits last 30d
NebulaGraph2
OrientDB64
Release
Cadence days
NebulaGraph74
OrientDB32
History
NebulaGraph20 items
OrientDB20 items
License
Spdx
NebulaGraphApache-2.0
OrientDBApache-2.0
Language
Primary
NebulaGraphC++
OrientDBJava
Market
Availability
Content
Faq
NebulaGraph8 items
OrientDB5 items

Capabilities

Feature-by-feature on the axes that matter for graph databases. “-” means undocumented, not absent.

Model
Graph model
NebulaGraphProperty graph
OrientDBProperty graph
Query language(s)
NebulaGraphnGQL, OpenCypher, ISO-GQL
OrientDBOrient SQL (implied)
Transactions
ACID transactions
NebulaGraphFull
OrientDBFull
Consistency model
NebulaGraphStrong
OrientDB-
Architecture
Storage
NebulaGraphPluggable backend
OrientDBNative graph
Distributed / scale
NebulaGraphSharded
OrientDBClustered
Replication / HA
NebulaGraph✓
OrientDB✓
OLTP vs OLAP
NebulaGraphBoth
OrientDBBoth
Deployment
Deployment
NebulaGraphSelf-hosted
OrientDBSelf-hosted
Search
Full-text search
NebulaGraphBuilt-in
OrientDBVia index
Built-in vector search
NebulaGraph✓
OrientDB✗
Licensing
Licence class
NebulaGraphPermissive OSS
OrientDB-
Portability
openCypher / TinkerPop standard
NebulaGraph✓
OrientDB✓

What each one is

The product in its own terms, so the numbers below have context.

NebulaGraph

An open-source, distributed graph database system designed to query large relationship networks with millisecond latency while supporting complex graph analytics and high availability across multiple nodes.

Independently observed

OrientDB

Leader

An open-source database that unifies multiple data models in one system, including graphs, documents, and text indexing, with flexible schema options.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

NebulaGraph

from $0.35/moHybridFree tier14-day trial

Free open-source edition; enterprise licensing and managed cloud options available

  • Open-source EditionFree
    • Subset of core features
    • Graph query language support (nGQL/openCypher, ISO-GQL)
    • Graph algorithms and analytics
    • Community support
  • Enterprise EditionContact sales
    • Enhanced performance
    • Enterprise-grade stability and security
    • Premium support service
    • Multiple deployment methods
    • Advanced features: REST API, vector search, multi-graph queries, plugin management
    • +3 more
  • NebulaGraph CloudFrom $0.35/hour (beta pricing with 70% discount); 14-day free trial
    • One-click deployment and scaling
    • High availability with multi-data center replication
    • Automatic backup and restoration
    • Integrated visualization tools (Nebula Studio, Explorer, Dashboard)
    • Fine-grained access control
as of verify ↗

OrientDB

Leader
from €1000/moHybridFree tier

Free open-source. Paid support from €1,000/month.

  • CommunityFree
    • Discussion
    • Issue Tracker
    • Documentation
  • Basic€1,000/month
    • Direct Support by mail
    • Query Support
  • Advanced€4,000/month
    • Support on Upgrade
    • Emergency Patch
    • Security Escalation
    • Application Model Definition
  • ConsultancyContact sales
    • On Site Support
    • Custom consultancy
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
NebulaGraph✓
OrientDB✗
Windows
NebulaGraph✗
OrientDB✓
Linux
NebulaGraph✓
OrientDB✓
CLI
NebulaGraph✓
OrientDB✗
Deployment
Cloud / SaaS
NebulaGraph✓
OrientDB✗
Self-hosted
NebulaGraph✓
OrientDB✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

NebulaGraph

8 total
  • Azure Marketplace
  • AWS (planned)
  • Google Cloud Platform (planned)
  • Nebula Studio
  • Nebula Explorer
  • Nebula Dashboard
  • ElasticSearch
  • HDFS
Independently observed

OrientDB

Leader
1 total
  • Gremlin Server (TinkerPop)
Independently observed
Still deciding?

NebulaGraph or OrientDB: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.