JasDB
JasDB: A practical embedded JSON database for small Java projects, with self-hosted deployment and REST access. Ranked #25 of 28 in Document Databases by our editors (6.6/10); pricing: Open source; best for small Java-embedded JSON projects.
At a glance
- Editor score6.6 / 10
- PricingOpen source
- Best forSmall Java-embedded JSON projects
- Paid fromFree
- Facts checked22 Sep 2026
Where it wins
- Free, open-source deployment with embedded JVM support
- JSON storage with Java and REST APIs
- B-tree indexing, filtering, access control, and OAuth support
Where it doesn't
- Self-hosted deployment requires managing the runtime and infrastructure
- Documentation is dated across parts of the project
- Current master requires a local build and Java 17
Our verdict on JasDB
JasDB is an open-source NoSQL document database for Java applications, embedded deployments, standalone installations, and Android devices. It stores flexible entities in JSON and provides Java and REST APIs for inserting, retrieving, and querying data. The product fits developers building small Java or JVM-based applications, lightweight services, prototypes, and applications that need a database close to the application rather than a managed cloud service.
Its main strength is the combination of embedded deployment and Java integration. JasDB includes a query engine with filtering, B-tree indexing, object entity mapping, and integrations with Java/JVM, REST, Docker, and Maven. Access control is handled through users and security groups, while OAuth support is available for REST. Docker deployment documentation also gives teams another self-hosted option. This makes JasDB a focused choice when JSON storage, local control, and JVM compatibility matter more than a broad hosted ecosystem.
The project does require technical ownership. Deployment is self-hosted, so infrastructure, runtime management, and operational decisions remain with the implementing team. Documentation is dated in places: the current master branch targets JasDB 2.0 and requires a local build with Java 17, while the documented LTS artifacts are from version 1.1.2. JasDB should suit developers who want a free, open-source, embedded JSON database with Java and REST access. Teams seeking a managed cloud database or a more current, fully packaged onboarding path should consider alternatives.
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JasDB pricing
JasDB fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Free |
| Deployment model | Self_hosted |
| Managed cloud | Not verified |
| Document formats | JSON |
| Transactions | Not verified |
| Vector search | Not verified |
| Maximum document size | Not verified |
| Deployment | Self-hosted |
| Platforms | Windows, macOS, Linux, Android |
| Support | Email, Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Open source |
| Website | oberasoftware.com |
| Facts checked | 22 Sep 2026 |
Alternatives to JasDB
- MongoDB AtlasA managed MongoDB platform for production applications across cloud providers and regions.9.4
- Azure Cosmos DB for NoSQLA flexible Azure-native document database with global distribution and multiple throughput models.9.2
- Azure DocumentDBA feature-rich Azure document database with MongoDB compatibility and a free tier.9.0
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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