Sonic vs YaCy
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?
Sonic
Fast, lightweight schema-less search backend
VS
YaCy
Decentralized peer-to-peer web search engine
| Feature | Sonic | YaCy |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | MPL-2.0 | GPL-2.0 |
| Language | Rust | Java |
| Setup difficulty | Medium | Medium |
| Min. RAM | 32 MB | 1,024 MB |
| Deployment | docker, binary | docker, bare-metal |
| GitHub stars | ★ 21,299 | ★ 3,999 |
| First released | 2019 | 2003 |
| Replaces | Algolia, Elasticsearch | Google Search, Bing |
Why pick each one
Frequently asked questions
Is Sonic or YaCy better?
Neither is universally better. Sonic has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Sonic and YaCy free and open-source?
Yes. Sonic is licensed under MPL-2.0 and YaCy under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Sonic and YaCy with Docker?
Sonic: yes. YaCy: yes.