In 2019 the card/badge/sticker collecting app/marketplace, Quidd, was breached releasing details of 4 million of it's users with their emails, usernames and passwords, The passwords are hashed in bcrypt.
Compromised data: Email addresses, Passwords (bcrypt), Usernames
On the News:
Users of Quidd, an online marketplace for trading stickers, cards, toys, and other collectibles, are advised to change account passwords as soon as possible.
EmEditor and HashCat
Download File quiddcodatabaseleakedin2019 rar