Morphic vs YaCy
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Morphic | YaCy |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 92 · Excellent | 86 · Excellent |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | GPL-2.0 |
| Language | TypeScript | Java |
| Setup difficulty | Medium | Medium |
| Min. RAM | 1,024 MB | 1,024 MB |
| Deployment | docker, bare-metal | docker, bare-metal |
| GitHub stars | ★ 9,140 | ★ 4,044 |
| First released | 2024 | 2003 |
| Replaces | Google Search | Google Search, Bing |
What are Morphic and YaCy?
Morphic
Morphic is an open-source AI-powered answer engine featuring a generative interface. It searches the web and composes interactive, sourced answers and can be self-hosted with various model providers.
- Generative answer interface
- Web search with citations
- Multiple model provider support
- Self-hostable with Docker
YaCy
YaCy is a free, decentralized search engine built on peer-to-peer networking. Each installation crawls the web and shares its index with other peers, creating a search network with no central authority.
- Peer-to-peer decentralized index
- Built-in web crawler
- No central server or censorship
- Can run as a private intranet search
Morphic vs YaCy: key differences
Morphic is written in TypeScript, while YaCy is built with Java. Licensing differs — Apache-2.0 for Morphic versus GPL-2.0 for YaCy. YaCy is the more established project (first released 2003), while Morphic arrived in 2024. Morphic has the considerably larger community, at 9,140 GitHub stars versus 4,044.
Why pick each one
Choose Morphic if…
- Modern interactive UI
- Flexible model backends
Watch out for
- Requires external search API keys
Choose YaCy if…
- Truly decentralized
- Censorship resistant
Watch out for
- Index quality varies
- Java resource use
Frequently asked questions
Is Morphic or YaCy better?
Neither is universally better. Morphic has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Morphic and YaCy free and open-source?
Yes. Morphic is licensed under Apache-2.0 and YaCy under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Morphic and YaCy with Docker?
Morphic: yes. YaCy: yes.