The Licenses

When you upload a work on your work automatically acquires Creative Commmons rights.

Creative Commons offers standard contracts or licenses for the making available of works online. Inspired by free licenses, the motionopen source and open access, these licenses facilitate the use of works (texts, photos, music, websites, etc.).

These licenses are intended for authors wishing to:

Share and facilitate the use of their creation by others
Authorize free reproduction and distribution (under certain conditions)
Grant more rights to users by completing the default copyright
To evolve a work and to enrich the common heritage (common goods or Commons)
Saving transaction costs
Legalize the peer to peer of their works.

Creative Commons licenses are based on copyright. While the traditional copyright regime encourages you to retain exclusivity on all of your rights ( "all rights reserved"), these licenses encourage you to retain only a portion ( "certain rights reserved" ). Creative Commons works with copyright experts around the world to ensure that these licenses are valid regardless of jurisdiction. These licenses allow the public to use your works under certain conditions, depending on your preferences. The licenses are modular and exist in 3 forms:

An explanatory summary intended for non-legal users, it describes in a simple manner the acts which the public has the right to perform on the work;
A contract for lawyers;
A version in computer code, allowing to establish a link to the summary and to associate metadata to the work.

Creative Commons License

Offer a non-exclusive license to reproduce, distribute and communicate the work to the public free of charge, including in so-called collective works.
To make clear to the public the conditions of the license to make available this creation, each use or dissemination.
Any of the optional conditions may be exercised after the authorization of the rights holder.
Exceptions to copyright are in no way affected.
It is forbidden to use contradictory technical measures with the terms of the licenses.
Peer to peer is not considered a commercial use.

How to place your works under one of the Creative Commons licenses?

The procedure is done online, there is no document to sign. If you are an author, or with the agreement of the rights holders, you can simply choose your license among the 6 combinations of existing options by answering some questions on our interface (

When you select a Creative Commons license, you will get a piece of html / rdf code that can easily be inserted on a web page. This code will reproduce the Creative Commons logo on the site with a link to the summary version of the selected license. You can insert a sentence next to this logo to explain that the works placed on your site are under one of the Creative Commons licenses.

Any copy or communication of the work to the public must be accompanied by the license to which it has been made available to the public or a link to the text of the license. Some formats may be marked directly (

Creative Commons offers free six licenses that allow copyright holders to make their works available to the public on pre-defined terms. Creative Commons licenses come in addition to the applicable law, they do not substitute for copyright.
Simple to use and integrated into web standards, these non-exclusive authorizations allow rights holders to authorize the public to perform certain uses, while being able to reserve commercial exploitations, derivative works and redistribution conditions.