Freenet is an MIT Tech Review award winning free software developed with anticensorship purposes in mind that enables users browse, share and publish files in an anonymous environment. The creation and publishing of _freesites’ is also possible but with the drawback of only being accessible to the users of this software. On the other hand, thanks to the _darknet’ mode, you can chat, download and share everything you like without the fear of your identity being detected. The free network stays alive by the contribution with bandwidth and files of each and every connected user. Data storage is done on the users’ hard disks, the security of which being created through encryption. Popularity drives content forward or decides on the deletion of unused files.