SearXNG vs Apache Lucene
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?
SearXNG
Privacy-respecting metasearch engine aggregating many sources
VS
Apache Lucene
Foundational open-source text search engine library
| Feature | SearXNG | Apache Lucene |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | AGPL-3.0 | Apache-2.0 |
| Language | Python | Java |
| Setup difficulty | Easy | Hard |
| Min. RAM | 256 MB | 256 MB |
| Deployment | docker, kubernetes, bare-metal | source |
| GitHub stars | ★ 35,091 | ★ 3,534 |
| First released | 2021 | 1999 |
| Replaces | Google Search, Bing | proprietary search SDKs |
Why pick each one
Frequently asked questions
Is SearXNG or Apache Lucene better?
SearXNG is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Apache Lucene if its specific feature set fits your needs better.
Are SearXNG and Apache Lucene free and open-source?
Yes. SearXNG is licensed under AGPL-3.0 and Apache Lucene under Apache-2.0. Both can be self-hosted at no software cost.
Can I run SearXNG and Apache Lucene with Docker?
SearXNG: yes. Apache Lucene: check the project docs for container support.