eDB

Linux · Self-hosted · API

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Freedom report

One barScore 5.4

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

eDB is ranked #18 of 26 in multimodel databases on Freedom251. It runs on API, Linux, Self-hosted.

Compared on multimodel databases

Free plan: Yes
Supported data models: SQL, document, key-value, graph, full-text search
Deployment options: self-hosted
SQL support: Yes
Graph querying: Yes

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The record

Purpose: eDB is an embedded multi-model database for EoS devices with SQL, JSON document, and key-value stores.
SQL: Its SQLite-compatible SQL subset includes CREATE, INSERT, SELECT, UPDATE, DELETE, and JOIN.
Indexes: It uses B-tree indexes for SQL, hash indexes for key-value data, and inverted indexes for document full-text search.
Transactions: The database supports ACID transactions with write-ahead logging and is described as safe across power failures.
Encryption: At-rest encryption is AES-256-GCM, with keys derived from the eBoot TPM measurement.
Storage: Supported storage includes NOR flash, NAND flash, eMMC, SD cards, and volatile RAM.
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.
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.
License: The product page describes eDB as MIT licensed and developed in the open.
Price: The EmbeddedOS products page describes the ecosystem as open-source, MIT-licensed, and free forever.
Support: The Foundation lists technical support for build failures, board bring-up, toolchain setup, and documentation questions; other enquiries are answered in arrival order.
Security response: The Foundation says it will respond to security reports within 48 hours and follows a 90-day responsible disclosure timeline.
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.
Product: eDB is a multi-model embedded database for EoS devices, supporting SQL, JSON document, and key-value stores.

Where it ranks on Freedom251

Best Multimodel Databases in 2026#18 of 26

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Sources

embeddedos.org/product-edb/· checked 4 Oct 2026
embeddedos.org/products/· checked 4 Oct 2026
embeddedos.org/contact/· checked 4 Oct 2026
embeddedos.org/security/· checked 4 Oct 2026
github.com/embeddedos-org/edb· checked 5 Oct 2026