Notopass - Share your accounts without giving username/password
Shortwave Bookmarklet - Shortwave is an extensible quick-search and shortcut bookmark.
1Password - 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.
Shortwave - Email smarter & faster with a reinvented experience for your Gmail
SuperTokens - Open Source User Authentication - An Alternative to Auth0 / Firebase Auth / AWS Cognito
YubNub - YubNub is a networking web service with a command line–style interface.