As it's a new year 2015, let's re-open this topic to see how things are going on this front :)
It can be a SaaS app, a mobile app, or any side project that is netting you recurring revenue
There was a similar thread about a month ago, you should check it. Also, in the first comment you can find another 7 threads about this.
https://news.ycombinator.com/item?id=8844083
You might find the passive income posts helpful https://news.ycombinator.com/item?id=8844083
edit: posted newer passive income post, 2015
There was a similar thread about a month ago, you should check it. Also, in the first comment you can find another 7 threads about this.
https://news.ycombinator.com/item?id=8844083