The brand 'YaCy' is owned by a private company. While the software YaCy is a non-profit, we also provide consulting for YaCy and search-related business topics.

No password is required when accessing this YaCy instance from localhost. Howwever if you access your peer from another host, the default password for the account admin is yacy. You should always …

No. YaCy contains its built-in database engine (solr), which does not need any extra set-up or configuration. Or you can use a standalone external solr instance instead, if you wish.

Well, YaCy is all about running your own search engine, not using a central one. Therefore we highly recommend you download and try out your own YaCy instance instead of trying this demonstration.

YaCy is a free search engine that anyone can use to build a search portal for their intranet or to help search the public internet. When contributing to the world-wide peer network, the scale of YaCy is …

Download, unpack and fix permissions for YaCy*, please replace download link with new one for "Linux" located here $ here means running as user created later, not your own user.

The original YaCy wiki is closed now (no new registration or editing) and will be abandoned in future, but still contains valuable information. You can help the community by transfering the usable information …

You own a web portal on a special-interest topic and want to change it into a search portal which offers a web search especially on this subject. Your users shall be able to get search results from your site …

YaCy (Y et a nother Cy berspace) is a completely new type of search engine, which consists of the computers of its users. It's similar to a sharing network: Everybody can search it, and add content as …

The latest stable version can be downloaded from the YaCy homepage http://www.yacy.net. If you are experiencing a strange behaviour of YaCy then you should search the Wiki or the forum …