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AlaSQL vs SQLite

AlaSQL: Pure-JavaScript in-memory SQL engine for browsers and Node.js that queries arrays, JSON, CSV and Excel files. SQLite: The in-process SQL engine that ships in every phone, browser and OS: one file, zero servers.

key differences

  • Transactions: AlaSQL offers limited ACID; SQLite offers full.
  • Only SQLite has transactions, secondary indexes, full-text search, triggers, runs in webassembly.

choose alasql for

  • +Client-side filtering, grouping and joining of JSON API results
  • +Exporting app data to Excel or CSV from the browser
  • +Quick data transforms in Node.js scripts
  • +Prototyping SQL logic without a database server

best at · Embedded, OLAP, Local-first

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

AlaSQLPure-JavaScript in-memory SQL engine for browsers and Node.js that queries arrays, JSON, CSV and Excel files.
SQLiteThe in-process SQL engine that ships in every phone, browser and OS: one file, zero servers.
overview
Primary model
Relational
Relational
Also supports
Document
Document
Type
Embedded library
Embedded library
Status
Active
Active
Developer
Andrey Gershun, Mathias Rangel Wulff and contributors
D. Richard Hipp / Hwaci (SQLite Consortium)
First release
2014
2000
Latest version
4.21.0 (Oct 21, 2026)
3.54.1 (Oct 16, 2026)
License
Open source (permissive)MIT License
Open source (permissive)Public Domain
Free tier
✓
✓
popularity
WhichDB Score
20.2
75.5
Rank
#159
#5
GitHub stars
7.3K
10.8K
Stack Overflow questions
229
94.9K
scale & guarantees
Comfortable data size
Small (≤ 100 GB)
Small (≤ 100 GB)
Horizontal scaling
None
None
Multi-region
None
None
ACID
Limited
Full
Consistency
Strong
Strong
Schema
Flexible
Flexible
Architecture
Embedded, In memory
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
SQL
Client languages
JavaScript, TypeScript
C, Python, Java, JavaScript, Go, Rust, C#, Swift
Best for
Embedded, OLAP, Local-first
Embedded, Mobile/offline, Edge, Local-first
Add more to this comparisonNot sure either fits? Try smart match

AlaSQL vs SQLite: FAQ

What is the difference between AlaSQL and SQLite?

AlaSQL: Pure-JavaScript in-memory SQL engine for browsers and Node.js that queries arrays, JSON, CSV and Excel files. SQLite: The in-process SQL engine that ships in every phone, browser and OS: one file, zero servers. Transactions: AlaSQL offers limited ACID; SQLite offers full. Only SQLite has transactions, secondary indexes, full-text search, triggers, runs in webassembly.

When should I choose AlaSQL over SQLite?

Choose AlaSQL for client-side filtering, grouping and joining of JSON API results; exporting app data to Excel or CSV from the browser; and quick data transforms in Node.js scripts. Choose SQLite for mobile and desktop application storage; embedded devices and IoT; and local-first apps and offline caches.

Is AlaSQL or SQLite more popular?

SQLite ranks #5 on the WhichDB Score (75.5/100) and AlaSQL ranks #159 (20.2/100). Popularity is not fit: check the requirements that matter for your project.

Are AlaSQL and SQLite open source?

Yes. AlaSQL is open source. License: MIT License. Yes. SQLite is open source. License: Public Domain.