The Party of Progress and Socialism (Arabic: حزب التقدم والاشتراكية Hizb Al-Taqadoum Wal-Ishtirakiyeh; French: Parti du Progrès et du Socialisme) is a political party in Morocco. The party was founded by Ali Yata in 1974.
In the parliamentary election held on 27 September 2002, the party won 11 out of 325 seats. In the next parliamentary election, held on 7 September 2007, the party won 17 out of 325 seats.
The PPS was included in the government of Prime Minister Abbas El Fassi, formed on 15 October 2007.