A while back I was working on Amazon Echo connected "dumb" lights - the wireless outlets that you connect between your lights and your outlet. Instead of paying $30 for a Wemo outlet, you could pay 6 and build a simple transmitter.
The first version (not Echo enabled) can be found here: aaroneiche.com/2016/01/31/weekend-...
I haven't had time to pick it up in the intervening years, but I'm always thinking about trying to finish it up.
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