DTA/DTAUS and DTAZV are text-based formats to create bank transfers for german banks. This gem creates DTA/DATAUS files for inner german credit and debit(Gutschrift/Lastschrift) transfers. It is also capable of creating DTAZV credit-files for transfers from Germany to European SEPA region.
Gemfile gem 'king_dtaus', '~> 2.0.4'
install gem install king_dtaus