EJDB2

Windows · Mac · Linux · iPhone · Self-hosted · API

Freedom report

Two barsScore 5.6

EJDB2 is ranked #17 of 31 in embedded databases on Freedom251. It runs on API, iOS, Linux, macOS, Self-hosted, Windows.

Compared on embedded databases

Product: EJDB2 is an embeddable JSON database engine implemented as a C library.
Storage: The project describes EJDB2 as a single-file database powered by the IOWOW persistent key/value storage engine.
Query language: EJDB2 includes JQL, a simple XPath-like query language.
Query features: JQL supports collection joins, projections, sorting, indexes, and query options such as skip, limit, and count.
Backups: The project lists online backup support as a feature.
Network access: EJDB2 provides HTTP REST and WebSocket endpoints through its standalone jbs server.
Security: The jbs server supports TLS 1.2 and can require an access token in the X-Access-Token HTTP header.
License: EJDB2 is published under the MIT License.
Maintained bindings: The project changelog says that after its 2025 cleanup, only the Java and Node.js bindings are maintained.
Support: The project README says its issues tracker is disabled and welcomes contributions and pull requests.
Durability: The jbs server offers a write-ahead-log option for data durability.

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