NebulaGraph
NebulaGraph: A scalable open-source graph database with traversal, analytics, and vector search. Ranked #15 of 39 in Graph Databases by our editors (7.4/10); pricing: Free plan · 14-day trial; best for open-source scalable graph infrastructure.
At a glance
- Editor score7.4 / 10
- PricingFree plan · 14-day trial
- Best forOpen-source scalable graph infrastructure
- Free planYes
- Paid fromNone
- Founded2018 · Cupertino, California, United States
- Facts checked22 Sep 2026
Where it wins
- Distributed storage with horizontal scalability
- Graph algorithms and native vector search
- nGQL, openCypher, visualization, and import/export tooling
Where it doesn't
- Platform support centers on web, Linux, and API access
- Integration coverage is focused on a defined developer stack
- Best suited to connected-data workloads rather than general databases
Our verdict on NebulaGraph
NebulaGraph is a distributed, open-source graph database for developers and organizations working with highly connected data. It represents entities as vertices and relationships as edges, then supports traversal and pattern matching through nGQL. OpenCypher-compatible syntax, graph algorithms, native vector search, role-based access control, visualization, and data import and export make it suitable for graph applications that need both operational queries and analysis. Deployment options span on-premises, cloud, and hybrid environments, with managed cloud and enterprise editions available from Vesoft.
Its strongest technical fit is large-scale graph infrastructure. Distributed graph storage and horizontal scalability support growing connected datasets, while NebulaGraph Algorithm includes PageRank, Louvain, KCore, breadth-first search, and shortest path. NebulaGraph Studio and Explorer provide graph visualization, and the product includes APIs plus language support across C++, Java, Python, and Go. Apache Spark and GraphX integrations extend its fit for data-processing workflows, while nGQL and openCypher compatibility give teams more than one query approach. The open-source edition provides a permanent no-cost option, and the cloud edition includes a 14-day trial.
NebulaGraph is a strong choice for teams prioritizing open-source control, distributed graph storage, graph analytics, or vector search. It is less compelling for buyers seeking a broad general-purpose database platform or a very wide integration catalog beyond its documented developer and data-processing stack. The product’s focused graph capabilities are most relevant when relationships, traversal, pattern matching, and graph algorithms are central to the workload. Teams should also choose the deployment model carefully: the available options cover on-premises, cloud, and hybrid environments, while managed cloud and enterprise editions provide alternatives to operating the open-source edition directly.
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NebulaGraph pricing
All 2 NebulaGraph plans and prices →
NebulaGraph fact sheet
| Free plan | Yes |
|---|---|
| Paid from | None |
| Deployment | Not verified |
| Query languages | nGQL, openCypher, ISO-GQL |
| ACID transactions | No |
| Graph algorithms | Yes |
| Vector search | Yes |
| Included storage | 10 GB |
| Free trial | 14 days · no card needed |
| Deployment | Cloud, Self-hosted |
| Platforms | Web, Linux, Windows, macOS |
| Support | Docs, Tickets |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 3 integrations: Apache Spark, GraphX, Docker |
| Pricing | Free plan · 14-day trial (source) |
| Website | nebula-graph.io |
| Facts checked | 22 Sep 2026 |
NebulaGraph integrations
NebulaGraph lists 3 integrations on its own site.
- Apache Spark
- GraphX
- Docker
Alternatives to NebulaGraph
- Neo4jA broad graph platform spanning managed cloud, self-managed deployments, analytics, and AI.9.4
- Amazon NeptuneA managed AWS graph service with broad query, resilience, analytics, and AI connectivity.9.2
- Apache HugeGraphA self-hosted graph platform combining transactional storage, analytics, and graph-AI tooling.9.0
See all NebulaGraph alternatives →
Also Ranked In
NebulaGraph is ranked in 2 of our directories.
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Featured on iTechGuides
NebulaGraph is listed in our Graph Databases directory. Add the badge to your site — it links back to this page.
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Guides on graph databases
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- Top 9 Open Source Graph Databases for 2026Aug 2026
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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