Yahoo! Pipes was a web application from Yahoo! that provided a graphical user interface for building data mashups that aggregate web feeds, web pages, and oth…

Apache CouchDB is open source database software.

Rebol is a cross-platform data exchange language and a multi-paradigm dynamic programming language.

ZeroNet is a decentralized Internet-like network of peer-to-peer users.

RethinkDB is a free and open-source, NoSQL, distributed document-oriented database.