Embulk (https://www.embulk.org https://www.embulk.org) - Define your datapipelines with yaml + ruby (using ruby proc filter) - Functionality can be extended w

Embulk (https://www.embulk.org https://www.embulk.org) - Define your datapipelines with yaml + ruby (using ruby proc filter) - Functionality can be extended with ruby(or java) based plugins. Been using this for few years, works beautifully.