I've written something like this. It's not a general service (since it would have to constantly pull stuff from pinboard), but you can run it on your own server

I've written something like this. It's not a general service (since it would have to constantly pull stuff from pinboard), but you can run it on your own server https://github.com/gbirke/pin-this-day/ https://github.com/gbirke/pin-this-day/