Hacker News new | past | comments | ask | show | jobs | submit login

Paperspace has this with their Google integration. And I've implemented this pattern before in web dev.

You return to the site and if you have logged in with social media site before, and it detected you are still logged in, it will auto login for you.

Guidelines | FAQ | Support | API | Security | Lists | Bookmarklet | Legal | Apply to YC | Contact