Hi Li, You might take a look at Apache Samza. It's conceptually simple but powerful and makes heavy use of Kafka.
Best, Roger Sent from my iPhone > On Sep 12, 2015, at 10:34 PM, Li Tao <ahumbleco...@gmail.com> wrote: > > Hi Hackers, > > This is Lee, a learner of kafka, i have read the original paper on kafka, > and walked through the document. > > I think the best way to learn sth is to write and read code about it. I am > wondering is there any open source code / system which is based on kafka so > that i can read or contribute to? Not too complex, not too simple. > > Thanks a lot!