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Tech riderRev. 20 Sept 2026

eDB

Ch 245.6of 26 Multimodel Databases
  1. 1Runs onNot stated by the maker
  2. 2CostsNot stated by the maker
  3. 3Supported data modelsSQL, document, key-value, graph, full-text search
  4. 4Deployment optionsself-hosted
  5. 5SQL supportYes
  6. 6Graph queryingYes
4 lines stated Written from the maker's own pages: embeddedos.org
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The eDB homepage

Overview

eDB is ranked #24 of 26 in multimodel databases on Specifiction.

Compared on multimodel databases

Free plan
Yesembeddedos.org
Supported data models
SQL, document, key-value, graph, full-text searchembeddedos.org
Deployment options
self-hostedembeddedos.org
SQL support
Yesembeddedos.org
Graph querying
Yesembeddedos.org

Facts

Purpose
eDB is an embedded multi-model database for EoS devices with SQL, JSON document, and key-value stores.embeddedos.org · 4 Oct 2026
SQL
Its SQLite-compatible SQL subset includes CREATE, INSERT, SELECT, UPDATE, DELETE, and JOIN.embeddedos.org · 4 Oct 2026
Indexes
It uses B-tree indexes for SQL, hash indexes for key-value data, and inverted indexes for document full-text search.embeddedos.org · 4 Oct 2026
Transactions
The database supports ACID transactions with write-ahead logging and is described as safe across power failures.embeddedos.org · 4 Oct 2026
Encryption
At-rest encryption is AES-256-GCM, with keys derived from the eBoot TPM measurement.embeddedos.org · 4 Oct 2026
Storage
Supported storage includes NOR flash, NAND flash, eMMC, SD cards, and volatile RAM.embeddedos.org · 4 Oct 2026
Limits
The engine footprint is listed as under 64 KB of flash, and the database size is limited by the storage medium but tested to 32 GB.embeddedos.org · 4 Oct 2026
Integrations
The page says eDB runs as an EoS service task, uses eBoot for encryption keys, and uses EIPC for capability-secured inter-process queries.embeddedos.org · 4 Oct 2026
License
The product page describes eDB as MIT licensed and developed in the open.embeddedos.org · 4 Oct 2026
Price
The EmbeddedOS products page describes the ecosystem as open-source, MIT-licensed, and free forever.embeddedos.org · 4 Oct 2026
Support
The Foundation lists technical support for build failures, board bring-up, toolchain setup, and documentation questions; other enquiries are answered in arrival order.embeddedos.org · 4 Oct 2026
Security response
The Foundation says it will respond to security reports within 48 hours and follows a 90-day responsible disclosure timeline.embeddedos.org · 4 Oct 2026
Intended users
The product page presents eDB for EoS applications that need persistent storage, including sensor logs, AI model metadata, configurations, device state, and health records.embeddedos.org · 4 Oct 2026

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Where it ranks on Specifiction

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Sources