Greek and Roman Inscriptions

Greek Inscriptions
Inscriptiones Graeca
Attic Inscriptions Online (AIO)
Attic Inscriptions Online (Podcasts, AiO)
Concordance of Hellenistic Greek Inscriptions (Attalus)
Topics in Hellenistic Greek Inscriptions (Attalus)
English Translations of Inscriptions and Papyri. Hellenistic World and Roman Republic (Attalus)
The Inscriptiones Christianae Graecae

Inscriptions of Aphrodisias
Inscriptions of Greek Cyrenaica (North Africa)
Attic Vase Inscription
The Epigraphic Landscape of Athens

Corpus Inscriptionum Latinarum (CIL)
Roman Epigrahic Database (Heidelberg)
Epigraphic Database Rome (EDR)
Epigraphik Datenbank. Clauss - Slaby
Italia Epigrafica Digitale

Inscriptions of Sicily
The Inscriptions of Roman Tripolitania
Inscriptions of Roman Cyrenaica (IRCyr)
Epigraphische Datenbank zum antiken Kleinasien
Roman Inscriptions of Britain (RIB)
Roman Inscriptions of Britain (WWW.Roman-Britain.ORG)

Graffiti Pompeii and Herculaneum
Graffiti Ostia
Martin Langner, Antike Graffitizeichnungen, 2001. (Download from: Ostia. Harbour city of Ancient Rome)

Inscriptions of Israel/Palestine (Greek, Latin, Aramaic, Hebrew)