The OS (OpenStructures) project explores the possibility of a modular construction model where everyone designs for everyone on the basis of one shared geometrical grid. It initiates a kind of collaborative Meccano to which everybody can contribute parts, components and structures.

Open P2P Design was developed at the intersection of many different disciplines, processes and tools, in order to make it possible for a community to co-design a collaborative activity in which to participate together. The methodology takes concepts, processes and tools from Activity Theory (Psychology), Service Design, Social Network Analysis, Action Planning (Urbanism) in order to design an activity in a collaborative way: with Open P2P Design we can analyze, design or re-design an existing or a new activity taking into account both the community and the business that enable it.

Wikispeed is an automotive manufacturer that produces modular cars. Wikispeed innovates by applying scrum development techniques borrowed from the software world. They use open source tools and lean management methods to improve their productivity

Wikipedia is a collaboratively edited, multilingual, free Internet encyclopedia that is supported by the non-profit Wikimedia Foundation. Volunteers worldwide collaboratively write Wikipedia's 30 million articles in 287 languages, including over 4.4 million in the English Wikipedia. Anyone who can access the site can edit almost any of its articles, which on the Internet comprise the largest and most popular general reference work, ranking sixth globally among all websites on Alexa with an estimated 365 million readers.

Arduino boards can be purchased pre-assembled or as do-it-yourself kits. Hardware design information is available for those who would like to assemble an Arduino by hand. It was estimated in mid-2011 that over 300,000 official Arduinos had been commercially produced

A Nerdkit is a collection of components, some software, helpful documentation and an active user community. A NerdKits microcontroller kit is appropriate for software hackers looking to branch out into electronics, and has educational material to allow even middle-schoolers and high-schoolers (ages 12+) looking for a fun challenge to learn by doing, especially with the help of a techie parent! A microcontroller is a small computer on a single chip, including processing, memory, and inputs and outputs

Internet of things platform provider, developing open source urban sensors and other sensor networks in the scope of Smart Cities.

Wikitravel is a project to create a free, complete, up-to-date and reliable world-wide travel guide. It is built in collaboration by Wikitravellers from around the globe.

Guifi.net is a telecommunications network, is open, free and neutral because is built through a peer to peer agreement where everyone can join the network by providing his connection, and therefore, extending the network and gaining connectivity to all.

OpenStreetMap (OSM) is a collaborative project to create a free editable map of the world. Two major driving forces behind the establishment and growth of OSM have been restrictions on use or availability of map information across much of the world and the advent of inexpensive portable satellite navigation devices.