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eXtremeDB vs SQLite

eXtremeDB: Embedded in-memory and hybrid database for devices, real-time systems and time-series analytics. SQLite: The in-process SQL engine that ships in every phone, browser and OS: one file, zero servers.

key differences

  • eXtremeDB is primarily a key-value database; SQLite is relational.
  • Licensing: eXtremeDB is proprietary (Commercial (per-product licensing)); SQLite is open source (permissive) (Public Domain).
  • eXtremeDB is built for larger datasets (≤ 10 TB) than SQLite (≤ 100 GB).
  • Horizontal scaling is native in eXtremeDB and none in SQLite.
  • Only eXtremeDB has vector search, geospatial, columnar storage, compression, encryption at rest.
  • Only SQLite has full-text search, json, triggers, runs in webassembly.

choose extremedb for

  • +Embedded databases in network equipment
  • +Avionics and defence systems
  • +Industrial controllers and edge gateways
  • +In-process market data analytics

best at · Embedded, Edge, Time-series

choose sqlite for

  • +Mobile and desktop application storage
  • +Embedded devices and IoT
  • +Local-first apps and offline caches
  • +Test fixtures and data interchange files

best at · Embedded, Mobile/offline, Edge

overview
Primary model
Key-Value
Relational
Also supports
Relational, Time-Series, Columnar / OLAP, Vector
Document
Type
Embedded library
Embedded library
Status
Active
Active
Developer
McObject
D. Richard Hipp / Hwaci (SQLite Consortium)
First release
2001
2000
Latest version
9.0 (Jul 15, 2026)
3.54.1 (Oct 16, 2026)
License
ProprietaryCommercial (per-product licensing)
Open source (permissive)Public Domain
Free tier
—
✓
popularity
WhichDB Score
4.0
75.5
Rank
#421
#5
GitHub stars
–
10.8K
Stack Overflow questions
–
94.9K
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Small (≤ 100 GB)
Horizontal scaling
Native
None
Multi-region
None
None
ACID
Full
Full
Consistency
Strong
Strong
Schema
Strict
Flexible
Architecture
Embedded, In memory, Client server, Distributed
Embedded, Single node
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
—
Serverless
—
—
Embedded
✓
✓
Edge
✓
✓
Clouds
–
–
capabilities
Transactions
✓
✓
Joins
✓
✓
Secondary indexes
✓
✓
Full-text search
—
✓
Vector search
✓
—
Geospatial
✓
—
JSON
—
✓
Change data capture
—
—
Triggers
—
✓
Stored procedures
—
—
Materialized views
—
—
TTL / expiry
—
—
Pub/Sub
—
—
Columnar storage
✓
—
In-memory
✓
✓
Durable persistence
✓
✓
Compression
✓
—
Encryption at rest
✓
—
Role-based access
✓
—
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
—
—
Offline sync
—
—
Runs in WebAssembly
—
✓
interfaces
Query languages
SQL (eXtremeSQL), Native C/C++ API
SQL
Client languages
C, C++, Java, Python, C#
C, Python, Java, JavaScript, Go, Rust, C#, Swift
Best for
Embedded, Edge, Time-series, Tick data
Embedded, Mobile/offline, Edge, Local-first

eXtremeDB vs SQLite: FAQ

What is the difference between eXtremeDB and SQLite?

eXtremeDB: Embedded in-memory and hybrid database for devices, real-time systems and time-series analytics. SQLite: The in-process SQL engine that ships in every phone, browser and OS: one file, zero servers. eXtremeDB is primarily a key-value database; SQLite is relational. Licensing: eXtremeDB is proprietary (Commercial (per-product licensing)); SQLite is open source (permissive) (Public Domain). eXtremeDB is built for larger datasets (≤ 10 TB) than SQLite (≤ 100 GB).

When should I choose eXtremeDB over SQLite?

Choose eXtremeDB for embedded databases in network equipment; avionics and defence systems; and industrial controllers and edge gateways. Choose SQLite for mobile and desktop application storage; embedded devices and IoT; and local-first apps and offline caches.

Is eXtremeDB or SQLite more popular?

SQLite ranks #5 on the WhichDB Score (75.5/100) and eXtremeDB ranks #421 (4.0/100). Popularity is not fit: check the requirements that matter for your project.

Are eXtremeDB and SQLite open source?

No. eXtremeDB is proprietary, closed-source software. License: Commercial (per-product licensing). Yes. SQLite is open source. License: Public Domain.