I was asked this same question awhile back and I recommended Fluentd: https://github.com/fluent/fluentd https://github.com/fluent/fluentd It's in ruby, very e

I was asked this same question awhile back and I recommended Fluentd: https://github.com/fluent/fluentd https://github.com/fluent/fluentd It's in ruby, very easy to understand, and also extremely useful. You can also extend it with plugins, which is simple for a beginner to pick up.