How to list all available reviews for coder?
The list will depend on which modules you have that implemented hook_reviews(); hook implementations return a keyed array that has the name of the review. These items are combined with a default list that come from the coder_review module.
The default list come from that dir is: upgrade47,   upgrade5x, upgrade6x, upgrade7x, upgrade8x, comment, druplart, i18n, i18n_po, production, security, sniffer, sql, style