Corpus Scriptorum Historiae Byzantinae

This collection of 50 volumes contains the Byzantine historical writers. Thanks to Google books these are online, and thanks to Les Cigales éloquentes we can access them. The editions are not always reliable; but they are sometimes all we have.

This list is copied from there:

Authors
Links
Agathias
Dexippus, Eunapius, Petrus Patricius, Priscus, Malchus, Menander, Olympiodoros, Candide, Nonnos, Théophanee, also the panegyrics of Procopius and Priscianus
Ducae, Michaelis Ducae nepotis
Ioannis Cinnamus, Nicephore Bryennos
Ioannis Malalas
Leo Diaconus and various texts on the “Histories”of Nicephorus Phocas and Ionnes Tsimiscis
Nicetas Choniates
Theophylactus Simocatta, Genesius
Michael Glycas
Merobaudes et Corippus
Constantinus Manasses, Ioel, Georgius Acropolita
Zosimus
Ioannis Lydus
Paulus Silentiarus, Georgius Pisida, Nicephore Constantinopolitanus
Theophanus Continuatus, Ioannes Cameniata, Symeon Magister, Georgius Monachus
Georgius Cedrenus
Georgius Phrantzes, Ioannes Cananus, Ioannes Anagnostes
Codinus Curopalates
Ephraemius
Leo Grammaticus , Eusthatios
Laonicus Chalcocondylas
Georgius Codinus
Historia politica et patriarchica constantinopoleos, Epirotica
Michael Attaliota
Constantin Porphyrogenete
Theophanis (with the Ecclesiastical History of Anasatasius Bibliothecarius in volume 2)
Georgius Syncellus
Anne Comnene
Jean Cantacuzene
Chronicon Pascale
Georgius Pachymeres
Nicephorus Gregoras
Procopius
Zonaras

All of these are in Google books, apart from volume 3 of Zonaras which is at Archive.org

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