The Party of Progress and Socialism (Arabic: حزب التقدم والاشتراكية, romanized: Hizb Al-Taqadoum Wal-Ishtirakiyeh; Standard Moroccan Tamazight: ⴰⴽⴰⴱⴰⵔ ⵏ ⵓⴼⴰⵔⴰ ⴷ ⵜⵏⵎⵍⴰ; French: Parti du Progrès et du Socialisme, PPS) is a left-wing socialist political party in Morocco.

[2] After the fall of the Eastern Bloc, the party distanced itself from communism and Arab socialism.

In the parliamentary election held on 27 September 2002, the party won 11 out of 325 seats.

The PPS was included in the government of Prime Minister Abbas El Fassi, formed on 15 October 2007.

[4] The PPS achieved its best result in the 2021 Moroccan general election winning 22 out of 395 seats and was able to form a parliamentary group for the first time in the party's history, despite the fact that party leader Nabil Benabdellah was defeated in the Rabat constituency.