Lunr.js vs ZincSearch
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Lunr.js | ZincSearch |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 29 · At risk | 15 · At risk |
| Status | Actively maintained | Archived |
| Category | Search Engines | Search Engines |
| License | MIT | Apache-2.0 |
| Language | JavaScript | Go |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 256 MB |
| Deployment | source | docker, kubernetes, binary |
| GitHub stars | ★ 9,203 | ★ 17,881 |
| First released | 2013 | 2021 |
| Replaces | Algolia, Elasticsearch | Elasticsearch, Algolia |
What are Lunr.js and ZincSearch?
Lunr.js
Lunr.js is a small, full-text search library for use in the browser that provides a simple search index without needing a backend service. It is commonly used to add offline search to static sites and documentation.
- Browser-based search
- No backend needed
- Prebuilt index support
- Tiny library size
ZincSearch
ZincSearch is a lightweight, single-binary search engine that aims to be a simple, low-resource alternative to Elasticsearch. It provides a web UI and an Elasticsearch-compatible ingestion API.
- Single binary deployment
- Built-in web UI
- Elasticsearch-compatible bulk API
- Low resource requirements
Lunr.js vs ZincSearch: key differences
The biggest difference is maintenance: ZincSearch's repository is archived and no longer developed, while Lunr.js is actively maintained. Lunr.js is written in JavaScript, while ZincSearch is built with Go. Licensing differs — MIT for Lunr.js versus Apache-2.0 for ZincSearch. Lunr.js is the lighter option, starting around 64 MB of RAM against 256 MB for ZincSearch. Lunr.js is the more established project (first released 2013), while ZincSearch arrived in 2021. ZincSearch lists first-class Docker deployment; Lunr.js does not.
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
Choose ZincSearch if…
- Simple to run
- Much lighter than Elasticsearch
Watch out for
- Smaller feature set
Frequently asked questions
Is Lunr.js or ZincSearch better?
Neither is universally better. ZincSearch has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Lunr.js and ZincSearch free and open-source?
Yes. Lunr.js is licensed under MIT and ZincSearch under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Lunr.js and ZincSearch with Docker?
Lunr.js: check the project docs for container support. ZincSearch: yes.
Which is lighter on resources, Lunr.js or ZincSearch?
Lunr.js has the smaller minimum footprint at 64 MB of RAM, compared to about 256 MB for ZincSearch. Real-world usage depends on library size, user count, and enabled features.