Mozilla Monitor arms you with tools to keep your personal information safe. Find out what hackers already know about you and learn how to stay a step ahead of them.

The best free Data Breach alternative to Have I Been Pwned is Mozilla Monitor, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Have I Been Pwned and 12 are free Data Breach Tools so hopefully you can find a suitable replacement. Other interesting free Data Breach Tool alternatives to Have I Been Pwned are Data Breach Observatory, DeHashed, LeakCheck.io and Hudson Rock.
Mozilla Monitor arms you with tools to keep your personal information safe. Find out what hackers already know about you and learn how to stay a step ahead of them.

Automated system scans dark web sources to deliver real-time breach alerts when sensitive data or credentials are discovered, empowering businesses to investigate, respond promptly, prevent further exposure, and maintain security by identifying compromised accounts and files.


DeHashed is the largest & fastest data breach search engine. You can search for IP address, email, username, name, phone, VIN, address, and more! We have true wild card, dork usage, and we offer a real search engine experience! It's also free!.

LeakCheck offers a search engine with a database of more than 7 billion leaked records. Users can search for leaked information using email addresses, usernames, phone numbers, keywords, and domain names. Our goal is to safeguard the data of people and companies.


With expertise developed at the cybercrime intelligence division at the prestigious 8200 cyber unit at the IDF, Hudson Rock’s powerful cybercrime threat intelligence feed provides invaluable data for infrastructure protection, end-user protection, and supply chain risk...




Osintly is rebuilt from the ground up with collaboration and AI at its core. New: shared workspaces, team management, and AI that summarizes results, detects patterns, and generates reports automatically.




BreachDirectory allows you to search through all public data breaches to make sure your emails, usernames, passwords, and domains haven't been compromised.




See if your data leaked, Leaked.Space is the industry leading data breach search engine. We are the top choice for fortune 500 companies. Start offering better security with zero compromises.
Check for Email data-hack & secure your hacked accounts instantly in one click. It generally takes a lot of time & manual efforts in securing all your accounts. With secureito, Users can secure their hacked accounts in a second.




LEAK Tracker is a simple application built with Node.js and Express.js will enable you to create monitors for your passwords, email addresses and others which will warn you if some private information have leaked on the Web.
Free breach lookup tool with billions of indexed records. Search by email, domain, username, IP, and more. Features breach news, email/domain monitoring alerts, and advanced search across multiple identifiers. Get instant results on data exposure with security recommendations.

Whiteintel monitors dark web sources, stealer logs, and breach databases in real time alerting your organization the moment your data is exposed.

If you have a Firefox Account you can add multiple emails in Firefox Monitor and look across all breaches.