"Affichage libre" (meaning something like "free notice") was a beer brewed under an open license (CC-BY-SA) for the RMLL 2011 free software meeting in Strasbourg.

Here we have translated the basic recipe from the French original published at . The recipe makes 140 litres.

• COPOUDAL hops from Alsace (Alsace Hop Co-operative)
• 20kg Pilsen (2RP)
• 4kg M15 (Munich)
• 2kg C50 (caramel)

Hops:

• Bittering agent (Magnum) Alpha 15% 220g
• Aromatic (STRISSELPALT) Alpha 3.5% 130g

Yeast:

• Yeast S33 (Fermentas)