LastPass: Free Password Manager is one of the best Microsoft Edge extensions that store all your passwords making it easier for you to remember. Its password generator can produces powerful passwords that protect you from hackers.
True Key by McAfee browser extension for new Edge is one of best free password manager, it store and automatically fill your passwords when you surf the web. It has clients for PC and mobile devices, it supports sync passwords across your devices.
SaferPass is an free password manager extension for new Microsoft Edge ,Chrome and other Chromium-based browsers. It's a good and free choice for users who need a professional password management.