YaCy Search Engine Software

YaCy is free software for your own search engine.

Join a community of search engines or make your own search portal!


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Choose Your Use Case!

There are these three use cases you can choose from:

P2P Mode Your Search Portal Intranet Search
Web Search by the people, for the people: decentralized, all users are equal, no central, no search request storage, shared index. Your YaCy installation is independent from other peers. Define your own web index and starting your own web crawl. Create a search portal for your intranet or web pages or your (shared) file system.
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Decentralization Rocks!

Imagine if, rather than relying on the proprietary software of a large professional search engine operator, your search engine was run across many private devices, not under the control of any one company or individual. Well, that's what YaCy does!

Here is a live image of the YaCy network:

YaCy Network

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Installation is Easy!

The installation takes only three minutes. Just download the release, decompress the package and run the start script.

Heads Up! This is a totally rad installation process!

Next Steps:

Download and Install YaCy Watch Screenshots & Tutorials Try the Demo Peer

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Browser Compatibility

This site is best viewed with a modern browser!

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This page is under construction!

Under Construction Under Construction

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Under Construction New! Generate your own 90s page here! Under Construction