Free Search Engine for Intranet an Public Internet UsesYaCy is a free and open-source alternative to common search engines such as Google. This is a decentralized system and no user data is stored. Thus, it can be a welcome choice for those who are looking to anonymously browse the Internet. No content is censored from view and one's browsing history is deleted after each use. It is reported that there are as many as 1.4 billion documents within its database and this number continues to grow.