Creative Commons - good starting point for 'open source culture'
Wikipedia - the free-content encylopedia anyone can edit
The Libre Society - committed to theorising the 'copyleft', free/libre and open-source movements
eXtropia - open source resource for web application development
 
Adbusters - tirelessly working to 'unbrand' the mental enviroment
MediaLens - correcting the distorted vision of the corporate media
Indymedia - non-corporate non-commercial coverage of important socio-political issues
 
The Open Money Project - a means of exchange freely open to all
New Economics Foundation - human and eco-friendly economic thinking
True Cost Economics - questioning some BIG assumptions
TheTransitioner - marrying the economy and collective intelligence to build a fair world
Tobin Tax Network - stamp duty on currency transactions = billions for international development
Ethical Consumer - social and environmental records of the companies behind the brand names
Schumacher UK - promoting human scale and sustainable development
David Suzuki Foundation - sustainability within a generation
 
The Long Now Foundation - seriously long-term thinking
The Collective Unconsciousness Project - online dream repository
Random Access Memory - an experiment in collective recollection
ShouldExist - Ideas Exchange, News of the Future
 
Stencil Revolution - worldwide street-art portal
Bureau of Inverse Technology - an information agency serving the Information Age?
TV-B-Gone^TM - the universal remote control!