Tristan Casara (born 23 January 1987), known by his stage name The Avener, is a French deep house and electro DJ and music producer from Nice. He is best known for his 2014 single "Fade Out Lines", a deep house rework of "The Fade Out Line", a song by Phoebe Killdeer & The Short Straws.

In September 2014 The Avener released his debut single "Fade Out Lines", a deep house rework of "The Fade Out Line", a song by Phoebe Killdeer & The Short Straws. The song peaked to number 3 in France. The song reached number 1 in Austria, Germany and Spain, the song was also a Top 10 hit in Australia, Belgium, Denmark, Italy and Switzerland.