Infinity vs lnx
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Infinity | lnx |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 89 · Excellent | 34 · At risk |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | MIT |
| Language | C++ | Rust |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 512 MB |
| Deployment | docker, binary | docker, binary, source |
| GitHub stars | ★ 4,717 | ★ 1,454 |
| First released | 2024 | 2021 |
| Replaces | Pinecone, Elasticsearch | Elasticsearch, Algolia |
What are Infinity and lnx?
Infinity
Infinity is an open-source AI-native database built for embedding, full-text and hybrid search with very low latency. It is self-hosted and serves as a high-performance search and retrieval backend.
- AI-native database
- Vector and full-text search
- Hybrid retrieval
- Self-hostable
lnx
lnx is an open-source search engine server built on top of the Tantivy library that exposes a simple REST API for indexing and querying documents. It aims to be a fast, easy-to-deploy alternative for full-text search.
- Built on Tantivy
- Simple REST API
- Fast full-text search
- Typo-tolerant queries
Infinity vs lnx: key differences
Infinity is written in C++, while lnx is built with Rust. Licensing differs — Apache-2.0 for Infinity versus MIT for lnx. Lnx is the lighter option, starting around 512 MB of RAM against 2,048 MB for Infinity. Lnx is the more established project (first released 2021), while Infinity arrived in 2024. Infinity has the considerably larger community, at 4,717 GitHub stars versus 1,454.
Why pick each one
Choose Infinity if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (4.7k GitHub stars)
- Written in C++
Choose lnx if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Active community (1.5k GitHub stars)
- Written in Rust
Frequently asked questions
Is Infinity or lnx better?
Neither is universally better. Infinity has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Infinity and lnx free and open-source?
Yes. Infinity is licensed under Apache-2.0 and lnx under MIT. Both can be self-hosted at no software cost.
Can I run Infinity and lnx with Docker?
Infinity: yes. lnx: yes.
Which is lighter on resources, Infinity or lnx?
lnx has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for Infinity. Real-world usage depends on library size, user count, and enabled features.