An open, end-to-end PROIEL-style treebank of the entire Greek language from Homeric and Archaic texts (8th c. BC) through Classical, Koine, Late Antique, Byzantine, Late Byzantine, Early Modern, and Modern Greek, with cross-lingual alignment to Latin (Vulgate), Gothic (Wulfila), Old Church Slavonic (Marianus), and Classical Armenian via the verse-level cross-lingual alignment of the New Testament. Includes Stanza PROIEL-trained dependency parses, LaBSE sentence-level + mBERT word-level alignment, and ASJP/LingPy phonetic cognate scoring. Part of the Athens Digital Glossa Chronos Research Network (AthDGC) and the CVL-CDSAML project (A Corpus-based Valency Lexicon for a Contrastive and Diachronic Study of Ancient and Medieval Languages), funded by the Hellenic Foundation for Research and Innovation (HFRI) under the 3rd Call for HFRI Research Projects to support Post-Doctoral Researchers, Project No. 20577, with support from the Greece 2.0 National Recovery and Resilience Plan. Hosted at the National and Kapodistrian University of Athens (EKPA), Division of Language-Linguistics, Department of English Language and Literature, School of Philosophy.