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Tech riderRev. 22 Sept 2026

EJDB2

Ch 176.8of 31 Embedded Databases
  1. 1Runs onAPI, iOS, Linux, Mac, self-hosted, Windows
  2. 2CostsNot stated by the maker
  3. 3Supported platformsmacOS, iOS, Linux, Windows
  4. 4Database modeldocument
  5. 5Query interfacenosql
4 lines stated Written from the maker's own pages: github.com
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The EJDB2 homepage

Overview

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

Compared on embedded databases

Supported platforms
macOS, iOS, Linux, Windowsgithub.com
Database model
documentgithub.com
Query interface
nosqlgithub.com

Facts

Product
EJDB2 is an embeddable JSON database engine implemented as a C library.github.com · 4 Oct 2026
Storage
The project describes EJDB2 as a single-file database powered by the IOWOW persistent key/value storage engine.github.com · 4 Oct 2026
Query language
EJDB2 includes JQL, a simple XPath-like query language.github.com · 4 Oct 2026
Query features
JQL supports collection joins, projections, sorting, indexes, and query options such as skip, limit, and count.github.com · 4 Oct 2026
Backups
The project lists online backup support as a feature.github.com · 4 Oct 2026
Network access
EJDB2 provides HTTP REST and WebSocket endpoints through its standalone jbs server.github.com · 4 Oct 2026
Security
The jbs server supports TLS 1.2 and can require an access token in the X-Access-Token HTTP header.github.com · 4 Oct 2026
License
EJDB2 is published under the MIT License.github.com · 4 Oct 2026
Maintained bindings
The project changelog says that after its 2025 cleanup, only the Java and Node.js bindings are maintained.github.com · 4 Oct 2026
Support
The project README says its issues tracker is disabled and welcomes contributions and pull requests.github.com · 4 Oct 2026
Durability
The jbs server offers a write-ahead-log option for data durability.github.com · 4 Oct 2026

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Where it ranks on Specifiction

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Sources