- 21st-century communist theorists
- A Contribution to the Critique of Political Economy
- A General Theory of Exploitation and Class
- A Theory of Justice
- A. J. Ayer
- Abstract labour and concrete labour
- Actualism
- Adam Przeworski
- Adolf Grünbaum
- Agnes Heller
- Agon Hamza
- Aijaz Ahmad
- Alain Badiou
- Alan Carter (philosopher)
- Alasdair MacIntyre
- Alberto Toscano
- Alexander Bogdanov
- Alexander Pruss
- Alexander Tarasov
- Alexandra Kollontai
- Alfonso Cano
- Alfred Tarski
- Alice Crary
- Allen W. Wood
- Alonzo Church
- Alvin Plantinga
- Amadeo Bordiga
- Ambalavaner Sivanandan
- Amílcar Cabral
- Analytic theology
- Analytical Thomism
- Analytic–synthetic distinction
- Anarcho-communism
- Andreas Malm
- Angela Davis
- Anti-revisionism
- Antipode (journal)
- Antonio Gramsci
- Antonio Negri
- Antony Easthope
- Antony Flew
- Anuradha Ghandy
- Arghiri Emmanuel
- Arif Ahmed (philosopher)
- Asiatic mode of production
- Australian realism
- Austromarxism
- Authoritarian socialism
- Autonomism
- Barry Stroud
- Bas van Fraassen
- Base and superstructure
- Berlin Circle
- Bernard Williams
- Bertolt Brecht
- Bertrand Russell
- Black radical tradition
- Bob Jessop
- Bourgeoisie
- Brill Publishers
- C. D. Broad
- C. L. R. James
- Cambridge University Press
- Capital & Class
- Capital (Marxism)
- Capital accumulation
- Capitalism Nature Socialism
- Capitalist mode of production (Marxist theory)
- Carl Gustav Hempel
- Casimir Lewy
- Categorical imperative
- Causal theory of reference
- Chantal Mouffe
- Charles Bettelheim
- Charles Taylor (philosopher)
- Che Guevara
- Christine Korsgaard
- Christopher Hill (historian)
- Class conflict
- Class consciousness
- Classical Marxism
- Classical logic
- Classless society
- Claudia Jones
- Commodity (Marxism)
- Commodity fetishism
- Communalism (Bookchin)
- Communism
- Communist society
- Communization
- Conflict theory
- Conrad Schmidt (economist)
- Constellations (journal)
- Cora Diamond
- Cornel West
- Costas Douzinas
- Council communism
- Counterfactual conditional
- Creative destruction
- Crisis theory
- Criticism of Marxism
- Criticisms of Marxism
- Critique of political economy
- Critique of the Gotha Programme
- Critique: Journal of Socialist Theory
- Cultural hegemony
- Cultural studies
- Daniel Dennett
- Das Kapital
- David Chalmers
- David Harvey
- David Lewis (philosopher)
- David Malet Armstrong
- David Roediger
- De Leonism
- Democracy in Marxism
- Democratic socialism
- Derek Parfit
- Descriptivist theory of names
- Deviant logic
- Dialectic
- Dialectic of Enlightenment
- Dialectical materialism
- Dialectics of Nature
- Dictatorship of the proletariat
- Doi (identifier)
- Domenico Losurdo
- Donald Davidson (philosopher)
- Donna Haraway
- E. P. Thompson
- Economic and Philosophic Manuscripts of 1844
- Economic determinism
- Economism
- Edmund Gettier
- Egalitarianism
- Ellen Meiksins Wood
- Elmar Altvater
- Emotivism
- Empire (Hardt and Negri book)
- Enrique Dussel
- Epistemological
- Eric Hobsbawm
- Erich Fromm
- Erik Olin Wright
- Ernest Mandel
- Ernest Nagel
- Ernest Sosa
- Ernesto Laclau
- Ernesto Screpanti
- Ernst Bloch
- Eurocommunism
- Evgeny Pashukanis
- Exploitation of labour
- Factors of production
- False consciousness
- Fidel Castro
- Forces of production
- Franco Berardi
- Frank P. Ramsey
- Frantz Fanon
- Fred Hampton
- Fredric Jameson
- Friedrich Engels
- Félix Guattari
- G. A. Cohen
- G. E. M. Anscombe
- G. E. Moore
- G. W. F. Hegel
- Game theory
- Gayatri Chakravorty Spivak
- George Padmore
- Georgi Plekhanov
- Gianni Vattimo
- Gilbert Ryle
- Giuseppe Peano
- Glen Coulthard
- Gonzalo Thought
- Gottlob Frege
- Graham Priest
- Grigory Zinoviev
- Grundrisse
- Guerrilla Warfare (book)
- Guy Debord
- György Lukács
- Gáspár Miklós Tamás
- Göran Therborn
- Hal Draper
- Hans Reichenbach
- Harry Cleaver
- Hegelian
- Henri Lefebvre
- Henry Sidgwick
- Henryk Grossman
- Herbert Marcuse
- Hilary Putnam
- Hillel Steiner
- Historical Materialism (journal)
- Historical determinism
- Historical materialism
- History and Class Consciousness
- History of communism
- History, Labour, and Freedom
- Ho Chi Minh
- Huey P. Newton
- ISBN (identifier)
- ISSN (identifier)
- Ian Hacking
- Ideology
- Ideology and Ideological State Apparatuses
- Immanuel Wallerstein
- Immiseration thesis
- Index of analytic philosophy articles
- Instrumental Marxism
- Isaac Deutscher
- István Mészáros (philosopher)
- J. J. C. Smart
- J. L. Austin
- J. L. Mackie
- J. Moufawad-Paul
- Jaakko Hintikka
- Jacques Rancière
- Jaegwon Kim
- James Connolly
- James F. Conant
- James O'Connor (academic)
- Jan Łukasiewicz
- Jean-Paul Sartre
- Jerry Fodor
- Jodi Dean
- John Bellamy Foster
- John Berger
- John Dupré
- John Holloway (sociologist)
- John McDonnell
- John McDowell
- John Roemer
- John Searle
- Jon Elster
- Jose Maria Sison
- Joseph Stalin
- Joshua Cohen (philosopher)
- José Carlos Mariátegui
- Journal of Economic Surveys
- Karel Kosík
- Karl Kautsky
- Karl Korsch
- Karl Liebknecht
- Karl Marx
- Karl Marx's Theory of History
- Karl Popper
- Keith Donnellan
- Kohei Saito
- Kurt Gödel
- Kwame Nkrumah
- Labour theory of value
- Left communism
- Left-libertarianism
- Left-wing politics
- Left-wing populism
- Leninism
- Leo Panitch
- Leon Trotsky
- Li Minqi
- Libertarian Marxism
- Libertarian socialism
- Libertarianism
- Linguistic modality
- Linguistic turn
- Lise Vogel
- Logical atomism
- Logical possibility
- Louis Althusser
- Lumpenproletariat
- Making Sense of Marx
- Mao Zedong
- Maoism
- Maria Mies
- Mario Tronti
- Mark Fisher
- Market socialism
- Marshall Berman
- Marta Harnecker
- Marx's theory of alienation
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- Mathematical logic
- Maurice Bishop
- Max Horkheimer
- Means of production
- Mediations (journal)
- Metabolic rift
- Metaphysical necessity
- Methodological individualism
- Michael Dummett
- Michael Löwy
- Michael Parenti
- Michael Walzer
- Mike Davis (scholar)
- Mirsaid Sultan-Galiev
- Modal realism
- Mode of production
- Moishe Postone
- Monthly Review
- Moritz Schlick
- Morton White
- Municipalism
- Nancy Cartwright (philosopher)
- Nancy Fraser
- Nancy Hartsock
- Nathan Salmon
- Natural kind
- Nelson Goodman
- Neo-Gramscianism
- Neoclassical economics
- Neopragmatism
- Neue Marx-Lektüre
- Neurophilosophy
- New Left
- New Left Review
- Nicholas Rescher
- Nicholas Wolterstorff
- Nick Srnicek
- Nicos Poulantzas
- Nikolai Bukharin
- Noam Chomsky
- Non-classical logic
- Norman Geras
- Norman Malcolm
- OCLC (identifier)
- Obscurantism
- Old Left
- On Contradiction
- Open Marxism
- Orthodox Marxism
- Otto Neurath
- Outline of Marxism
- P. F. Strawson
- Paraconsistent logic
- Paradigm
- Paradox of analysis
- Patricia Churchland
- Patrick Suppes
- Paul Churchland
- Paul Feyerabend
- Paul Grice
- Paul Hirst
- Paul Lafargue
- Paul Sweezy
- Paulo Freire
- Pennsylvania State University Press
- Perry Anderson
- Peter Galison
- Peter Geach
- Peter Singer
- Peter van Inwagen
- Philippa Foot
- Philippe Van Parijs
- Philosophical analysis
- Philosophical logic
- Philosophical methodology
- Philosophy in the Soviet Union
- Pierre Bourdieu
- Pittsburgh School
- Political conjuncture
- Political ecology
- Possible world
- Post-Marxism
- Praxis (process)
- Primitive accumulation of capital
- Princeton University Press
- Prison Notebooks
- Private property
- Productive forces
- Proletarian revolution
- Proletariat
- Propertarianism
- R. M. Hare
- R. Palme Dutt
- Race & Class
- Radical democracy
- Ralph Miliband
- Rational choice
- Rational choice theory
- Raymond Williams
- Reflective equilibrium
- Reformist socialism
- Regulation school
- Reification (Marxism)
- Relations of production
- Rethinking Marxism
- Revisionism (Marxism)
- Revolutionary socialism
- Richard D. Wolff
- Richard Rorty
- Richard Seymour (21st-century writer)
- Richard Swinburne
- Richard W. Miller
- Right-wing
- Rigid designator
- Robert Audi
- Robert Brandom
- Robert Brenner
- Robert Jan van der Veen
- Robert Nozick
- Robin Kelley
- Roderick Chisholm
- Rosa Luxemburg
- Rosemary Hennessy
- Routledge
- Rudolf Carnap
- Russ Shafer-Landau
- Ruth Millikan
- S2CID (identifier)
- Samir Amin
- Samuel Bowles (economist)
- Saul Kripke
- Science & Society
- Scientific socialism
- Self-ownership
- Sense data
- Settlers: The Mythology of the White Proletariat
- Sheila Rowbotham
- Silvia Federici
- Simon Clarke (sociologist)
- Simone de Beauvoir
- Situationism
- Slavoj Žižek
- Social democracy
- Socialism and Democracy
- Socialism with Chinese characteristics
- Socialist
- Socialist Register
- Socialist mode of production
- Socially necessary labour time
- Soviet democracy
- Srećko Horvat
- Stanford School
- Stokely Carmichael
- Structural Marxism
- Structural functionalism
- Structuralism (philosophy of science)
- Stuart Hall (cultural theorist)
- Subcomandante Marcos
- Supervenience
- Surplus product
- Surplus-value
- Susan Haack
- Technological determinism
- Tendency of the rate of profit to fall
- Terrell Carver
- Terry Eagleton
- The Communist Manifesto
- The Eighteenth Brumaire of Louis Bonaparte
- The German Ideology
- The State and Revolution
- The Wretched of the Earth
- Theodor W. Adorno
- Theory of historical trajectory
- Theory of imperialism
- Thomas Kuhn
- Thomas Nagel
- Thomas Sankara
- Timothy Williamson
- Tithi Bhattacharya
- Titoism
- Tom Nairn
- Trotskyism
- Universal class
- Utopian socialism
- Value-form
- Verso Books
- Victor Serge
- Vijay Prashad
- Vladimir Lenin
- Vulgar Marxism
- W. E. B. Du Bois
- Wage labour
- Walter Benjamin
- Walter Rodney
- Werner Sombart
- Wilfrid Sellars
- Willard Van Orman Quine
- William H. Hinton
- William Lane Craig
- William Morris
- Women, Race and Class
- Worker cooperative
- Workers' council
- Working class
- World revolution
- Zygmunt Bauman
- Álvaro García Linera
- Étienne Balibar