The Internet Encyclopedia of Philosophy

Stanford Encyclopedia of Philosophy

Dictionary of Philosophy of the Mind

Online research on Philosophy

Electronic periodicals on Philosophy
From Jstor (Warburg Intranet only).

Guide to Philosophy on the Internet by Peter Suber
Includes a section of links to online texts.

International Dictionary of Intellectual Historians

Sources and documents relating to the early modern history of ideas


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Greek and Roman Philosophy

The Internet Classics Archive (MIT) 
Numerous works of classical literature and philosophy along with commentaries and links to other online resources. Mainly Greco-Roman works (some Chinese and Persian), all in English translation.
Includes Plato (English), Aristotle, Complete Works (English), Lucretius, De natura rerum (English),Epictetus, 55– 105 A.C.E., Epicurus, 341– 270 B.C.E., Marcus Aurelius 121– 180 A.C.E, Porphyry.

International Society for Neoplatonic Studies Source of primary texts in the neoplatonic tradition including Ficino's Latin translations of Plato.

Bill Thayer's website Latin texts online, including Macrobius' Saturnalia and The Natural History of Pliny the Elder

Plotinus (c. 205– 270)

Secretum secretorum (in FrenchText of ms Baltimore, Walters Arts Gallery, W 308, 15th century, Transcription Denis Lorée (Centre d'Etudes des textes médiévaux [Université de Rennes 2]). (in English) Text taken from Robert Copland's printed edition of 1528 (Cambridge University Library).



Jewish and Arabic Philosophy

Saadia Gaon
Kitāb ul-ʾamānāt wal-iʿtiqādāt 
Full text in Arabic

Emunot ve-Deot 
Hebrew translation

Moses Maimonides
The Guide for the Perplexed
English translation by M. Friedlander

Digital copies of Maimonides Manuscripts 
National and University Library

13 Principles of Faith

Incoherence of the Philosophers
English translation of Tahafut al-Falasifah

Ibn Rushd
The Incoherence of the Incoherence
English translation of Tahafut al Tahafut



Medieval Philosophy

Boethius Consolatio Philosophiae 
Text prepared by James O'Donnell, University of Georgetown.

Thomas Aquinas (1225?– 1274)
The Five parts of the Corpus Thomisticum include: 
A full edition of the complete works of St. Thomas according, where possible, to the best critical texts. 
A bibliography covering all the studies on Aquinas and his doctrine, from the 13th century through our days. 
An index of the main tools of Thomistic research, and the edition of the most important among them. 
A database management system, implemented to search, compare, and sort words, phrases, quotations, similitudes, correlations, and statistical information. 
A digital edition of the main manuscripts of Aquinas' works.

Raimondus Llullus (1232-1315)
Who was Ramon Llull?
From the Centre de Documentació Ramon Llull

Ramon Llull database
From the University of Barcelona - extensive resources on the Mallorcan philosopher

Mnemonic Arts of the Blessed Raymond Lull
An electronic version of Lull's art of memory

Robert Grosseteste (c. 1175 - 1253) The philosophical works  



Renaissance Philosophy

Digitised editions from the Warburg Institute Library

GGRENir: Internetography on Renaissance intellectual history
Gateway to online resources searchable by subject, maintained by Heinrich C. Kuhn

Nicholas of Cusa
Complete philosophical and theological treatises, translated by Jasper Hopkins
Downloadable in PDF format

Conclusiones CM
Online edition, electronic concorcdance of Pico's Conclusiones, 
` Our goal is to make possible a collaborative, multidisciplinary annotation of Pico's work, in order to address textual and philological issues, identify Pico's explicit or implicit sources, and discuss and propose interpretations of each thesis and the whole work.'

Marsilio Ficino:
Société Marsile Ficin
Includes bibliography on Ficino

The Following works are available freely from From Bivio (Scuola Normale Superiore di Pisa)
Follow this link for updated table of contents 
Commentaria in Philebum Platonis De summo bono
Commentarium in Phedrum
De christiana religione liber
De lumine
De raptu Pauli
De sole
De vita
El libro dell'amore
Epistolarum Familiarum Liber I
In Convivium
Le divine lettere del gran Marsilio Ficino
Opuscula theologica
Platonica Theologia de immortalitate animorum

De vita coelitus Comparanda Excerpts

Book on the Alchemical Art
From Alchemy Web (attributed to Ficino)



Giordano Bruno

La biblioteca ideale di Giordano Bruno. L'opera e i fonti
Complete works now available with word search facilities

Bibliotheca Bruniana Electronica
Complete Warburg holdings of 19th-century editions of works and main biographies available for download in PDF format



René Descartes:

Des Passions de l'Ame
From Gallica Classique

Discours de la Méthode
From ABU

La Dioptrique and other texts
From 'Les classiques des sciences sociales', UCAQ

Les Passions de l'Ame
From Athena



Modern Philosophy


Immanuel Kant on the Web 
German originals of Kant's writings.



Online texts of Nietzsche
in German. 


Site of the International Ernst Cassirer Society
Biography, bibliography and links on Cassirer. 

Links on Ludwig Wittgenstein (1889-1951)

Wittgenstein Archive at the University of Bergen

Anti-Oedipe et Mille Plateaux
Quatre Leçons sur Kant
Sur Leibniz
Sur Spinoza

From Web-Deleuze

Derrida Online
Selection of texts and interviews.

European Graduate School 
Online bibliographies, texts, lectures and links by and on members of the EGS faculty including Jacaues Derrida, Giorgio Agamben, Werner Hamacher, Alain Badiou, Judith Butler and Jean-Luc Nancy.