1Password - 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.
LeakCheck - Data breach search engine, low price starting from $10/mo, one email address for free, unlimited API, 7B+ entries
Reveal - Facebook Ads automation & cross-platform analytics reports
LeakBase - Check if your account credentials have been leaked.
Avast Passwords for Mac - Free password manager from Avast
keepassxc-pwned - Check your keepassxc database against previously breached haveibeenpwned passwords