Elasticsearch vs Lunr.js
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Elasticsearch
Distributed search and analytics engine
VS
Lunr.js
Small full-text search library for the browser
| Feature | Elasticsearch | Lunr.js |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | Elastic-2.0 | MIT |
| Language | Java | JavaScript |
| Setup difficulty | Hard | Easy |
| Min. RAM | 2,048 MB | 64 MB |
| Deployment | docker, kubernetes, bare-metal | source |
| GitHub stars | ★ 77,808 | ★ 9,202 |
| First released | 2010 | 2013 |
| Replaces | Algolia, Splunk | Algolia, Elasticsearch |
Why pick each one
Choose Lunr.js if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Mature project with 9.2k GitHub stars
- Written in JavaScript
Frequently asked questions
Is Elasticsearch or Lunr.js better?
Neither is universally better. Elasticsearch has the larger community, while Lunr.js is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Elasticsearch and Lunr.js free and open-source?
Yes. Elasticsearch is licensed under Elastic-2.0 and Lunr.js under MIT. Both can be self-hosted at no software cost.
Can I run Elasticsearch and Lunr.js with Docker?
Elasticsearch: yes. Lunr.js: check the project docs for container support.