I've recently launched a project (https://domainy.io https://domainy.io) which lets you monitor for domain names's availability, expiration, purchased etc etc.

I've recently launched a project (https://domainy.io https://domainy.io) which lets you monitor for domain names's availability, expiration, purchased etc etc. It's been interesting to see the type of domains that do get expired, though I haven't had a chance to snap up some of them.