Oxford Classical Texts have a full text of any work, apparatus criticus, the introduction may or may not be in Latin. No other help
Loeb have a full text, apparatus criticus, facing translation
Aris & Phillips have a full text, app. crit., facing translation, many have instructive introductions in English, a commentary which rarely deals with linguistic points more often filling gaps in historical/mythological/political etc knowledge
Cambridge "Green & Yellow" Greek and Latin Classics have ...