We haven't launched yet but we're very[1] close, hopefully just days away as we tie up loose ends.
This[2] diagram hopefully gives a big-picture view of where Freenet fits in. You install the Freenet software (which is tiny, less than 10MB) and then you can access Freenet through your web browser just like with the world wide web. The difference is that there are no servers or datacenters, it's all decentralized.
