Naturwissenschaftliche, technische und medizinische Texte der Leibnizzeit
Collection of digitized texts from the Herzog August Bibliothek, Wolfenbüttel; includes Aleume, Bacon, Harsdörffer, Hevelius, Jungius, White, Willis, and many other gems, beautifully scanned. Good copy of Micrographia.
Complete works of Huygens, Gassendi, along with Coimbra commentaries, Alsted, Boileau, Pascal, Condorcet, and many others. An amazing resource. Not in general beautifully scanned, but a ticket to a well-stocked early modern library on your laptop. First place to check for non-English texts. Some carefully scanned images.Things seem to come and go, so get downloading.
Ever-growing collection of Newton's works, especially his theological, exegetical and alchemical works.
William Newman-led effort to provide scholarly version of Newton's chymical notebooks and writings, now with fine edition of CU Additional 3975, Newton's most complete laboratory notebook.
Classical Greek and Roman texts, in original and translation;Vulgate bible, much of Cicero, inter alia. Also Robert Boyle.
Early English Books On-line (Columbia link)
Not everything, but a good start. You can get Eustachius a Sancto Paulo here, btw., for those of you who care.
Past Masters (Columbia link)
Not Golf, friend, but lots of big-name philosophers and literary figures, some in original languages, some in English translation. Augustine, Aquinas, Austin, Aristotle, Boyle (correspondence and works), Descartes (improved AT), Leibniz (GP), Fichte, Hegel, some guy named Hobbes, Locke, &c., &c.
Bibliopolis (Columbia link)
French philosophy made simple. The Fayard reprints in digital form. Part of ARTFL database on French literature.
Current state of Akademie Leibniz Edition, with links to PDF versions of some volumes, notably the impressive new A2,1 (philosophical correspondence); A4,1-6 (political works); A5,3+ (mathematical works), A6,4. Any interested should consult the respective research centers for provisional editions of new volumes.
On-line catalogue of Leibniz manuscripts, to replace Cc and Bodemann. Now with a large number of beautifully scanned images, mostly of his techincal/medical/experimental works--i.e. series VIII.
Leibniz, Akademie Edition, Series VIII: Naturwissenschaftlich- medizinisch-technische Schriften
Leibniz's work in optics, biology, pneumatics. A wealth of little known material, dying to be explored.
Leibniz, Manuscripts from Series VIII
From the ECHO project. High resolution scans, even including watermarks. A treasure.
Careta, Fedele, Schurman in 17th century printings, plus Vives and others.