YaCy is a search engine that anyone can use to index the Internet (WWW and FTP) or to create a search portal for others (Internet or intranet). The scale of YaCy is limited only by the number of users. and can index billions of web pages. In P2P mode it is fully decentralized. All users of the search engine network are equal and it is not possible for anyone to censor the content of the distributed index.
ProxyTrack is a simple proxy server that delivers content archived by HTTrack sessions. It can aggregate multiple download caches, for direct use (through any browser) or as an upstream cache slave server. This proxy can handle HTTP/1.1 proxy connections, and is able to reply to ICPv2 requests for an efficient integration within other cache servers, such as Squid. It can also handle transparent HTTP requests to allow cached live connections inside an offline network.