- Communist Party of Great Britain (Marxist-Leninist), UK
- People’s Democracy Party, South Korea
- Korea is One, Belgium
- Baltic Platform
- Communist Party of Kyrgyzstan, Kyrgyzstan
- Hungarian Workers’ Party, Hungary
- Communist Party, Italy
- Italian Communist Party, Italy
- Communist Party, Switzerland
- Eastern Initiative, Europe
- New Communist Party of Yugoslavia, Serbia
- National Association of Communists, France
- Pole of Communist Revival in France, France
- Chilean Communist Party (Proletarian Action), Chile
- Socialist Workers Party of Croatia, Croatia
- Platform for Independence – Greece, Greece
- Communist Party of Peru (Patria Roja), Peru
- Collective of Struggle for the Revolutionary Unification of Humanity, Greece
- People’s Party of Panama, Panama
- Communist Party of the Peoples of Spain, Spain
- New Communist Party of Montenegro, Montenegro
- United Socialist Party of Venezuela, Venezuela
- Unión Proletaria, Spain
- Rassemblement Communiste, France
- Lebanese Communist Party, Lebanon
- Communist Party, Mexico (Former Mexican Communist Movement)
- Dynamique Unitaire Panafricaine, 23 Organisations in Africa
- Party of the Communists of Kyrgyzstan, Kyrgyzstan
- Belarusian Communist Workers’ Party, Belarus
- Belarusian Republican Organization of the CPSU, Belarus
- Party of Communist USA
- Center for Political Innovation, USA
- Communist Party of Quebec, Canada
- All-Union Communist Party of Bolsheviks, Russia
- Mazdoor Kissan Party, Pakistan
- Communist Party Marxist Kenya, Kenya
- Iniciativa Comunista, Spain
- Socialist Platform, Georgia
- Communist Party of Belgium, Belgium
- Communist Labour Party of Turkey/Leninist, Turkey
- Peruvian Communist Party, Peru
- Anti-Imperialist Camp, Europe
- Workers’ Party of Ireland, Ireland
- Borotba, Ukraine
- Bultza Herri Ekimena, Euskal Herria (Basque Country)
- Antifascist Former Resistance Fighters Netherlands / Association of Antifascists, Netherlands
- Party of Committees to Support Resistance – for Communism (CARC Party), Italy
- Syrian Communist Party (Unified), Syria
- Resistenza Populare, Italy
- Congolese Communist Party (P.C.CO), Democratic Republic of Congo (DRC)
- Union of political emigrants and political prisoners of Ukraine
- American Communist Party, USA
- Crida Comunista, Catalonia
- Communist Party of the Galician Republic, Galicia
- Communist Party of Armenia, Armenia
- Tanzania Socialist Forum, Tanzania
- African Party for the Independence of Guinea and Cape Verde (PAIGC), Guinea-Bissau
- Juwa Party, Comoros
- Left Front, Russia
- Philippines Communist Party [PKP 1930], Philippines
- Unitary National Democratic Assemblage, Kingdom of Bahrain
- Andalusian Nation, Andalusia
- Communist Party of Venezuela, Venezuela
- Socialist Chair Antonio Gramsci, Mexico
- Alexis Vive Patriotic Force, Venezuela
- Workers’ Party of Chile, Chile
- Communist Party of Ecuador, Ecuador
- Colombian Communist Party, Colombia
- Madrid Platform Against NATO and Military Bases, Spain
- Party of Progress and Socialism, Morocco
- Union Comunera, Venezuela
- TUPAMARO, Venezuela
