http://www.legifrance.gouv.fr/
The French government's legal portal. It provides parts of the French legislation, including all codes, the French constitution and a broad variety of other legal texts. The codes are available in Spanish and English. Additionally, the page provides databases of French jurisdiction of the higher courts, also concerning European law, implementation of European directives. Also, it provides a on-line version the official law journal from 1990 on.

http://www.rabenou.org/divers/codes.htm
This page provides the French “codes” in French and free of charge.

http://www.conseil-constitutionnel.fr/general/decision.htm
The court decision section of the official website of the Conseil Constitutionnel of France, the Constitutional Council. It provides, in addition to all decisions from 1958 in French, a selection of decisions translated into German.

http://www.courdecassation.fr/
The official website of the Cour de cassation. It contains court decisions from about 1991 on for free, in French.

http://www.conseil-etat.fr/ce/home/index.shtml
The web presence of the Conseil d'État, the highest administrative court in France.