Https://leakcheck.io/ - Payed, But you get passwords in clear text and there's a cheap 1 time payment option! Source: 12 months ago

Sharing is caring, so I'll share one of mines. I tend to use google dorking as usual, but also use LeakCheck which is a rather handy tool to receive clear text passwords from Usernames, Email Addresses and such. Are there any other places, like these, that can be of use? :). Source: about 1 year ago

You could try https://leakcheck.net/ or https://www.dehashed.com/ (personally best for me) but they are paid unfortunately. Source: over 2 years ago

There was a data breach last year. Check on https://leakcheck.net/ whether your details were on there. Source: over 2 years ago

I think https://leakcheck.net/ might be the one you're looking for. For personal emails I use hacknotice.com. Source: about 3 years ago

The website is a manual of how to keep safe online and it has been created by six professional hackers and it's called: https://watchyourhack.com/. Source: over 1 year ago

Https://watchyourhack.com/ Watch Your Hack explains how to protect yourself from hackers, in laymans terms. Six professional hackers helped create this manual. Source: almost 2 years ago