At the moment I am looking for a new (side) project. I would love it to be with (recent) technology. It would be great if it has a little complexity to it.
Where to look?
You can join us on dailyprog.org. We are a community of programmers chatting and trying to hack stuff together. We share a server over ssh and we talk on IRC.
IMHO ideas doesn't matter much (nor technologies even if I have my preferences).
I left freelancing and took a job in a new industry (commercial real estate). It wasn't long before I found my SaaS opportunity and began building the MVP
Whats a problem at work?
In your personal life?
What do you not like doing?
What repetitive task do you do a lot?
Where do you spend your time and what on?
Anytime you think why.
Look on stack overflow if there is a problem that keeps coming up its because the solution isn't good enough.
Here and on reddit I look at what other people are complaining about, or excited about.