lnx vs Vald
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | lnx | Vald |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 34 · At risk | 85 · Excellent |
| Category | Search Engines | Search Engines |
| License | MIT | Apache-2.0 |
| Language | Rust | Go |
| Setup difficulty | Medium | Hard |
| Min. RAM | 512 MB | 2,048 MB |
| Deployment | docker, binary, source | kubernetes, helm, docker |
| GitHub stars | ★ 1,454 | ★ 1,730 |
| First released | 2021 | 2020 |
| Replaces | Elasticsearch, Algolia | Pinecone, Elasticsearch |
What are lnx and Vald?
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
Vald
Vald is a highly scalable distributed vector search engine designed to run on Kubernetes for approximate nearest neighbor search over billions of vectors. It is used for similarity search in recommendation and AI applications.
- Distributed vector search
- Kubernetes-native
- Billion-scale indexes
- Approximate nearest neighbor
lnx vs Vald: key differences
Lnx is written in Rust, while Vald is built with Go. Licensing differs — MIT for lnx versus Apache-2.0 for Vald. Lnx is the lighter option, starting around 512 MB of RAM against 2,048 MB for Vald.
Why pick each one
Choose lnx if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Active community (1.5k GitHub stars)
- Written in Rust
Choose Vald if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Kubernetes-ready with Helm charts available
- Active community (1.7k GitHub stars)
Frequently asked questions
Is lnx or Vald better?
Neither is universally better. Vald has the larger community, while lnx is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are lnx and Vald free and open-source?
Yes. lnx is licensed under MIT and Vald under Apache-2.0. Both can be self-hosted at no software cost.
Can I run lnx and Vald with Docker?
lnx: yes. Vald: yes.
Which is lighter on resources, lnx or Vald?
lnx has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for Vald. Real-world usage depends on library size, user count, and enabled features.