There are many synonyms that can be used in place of "are released". Some options include: are launched, are freed, are let go, are set loose, are set free, are liberated, are emancipated, are unshackled, are unchained, are discharged, are delivered, are expelled, are extricated, are uncaged, and are unbound. Each of these synonyms conveys a similar meaning to "are released", with slight variations in emphasis or connotation. Choosing the right synonym will depend on the specific context in which the phrase is used, and the desired effect on the reader or listener.