The sandbox should be compatible with most password managers, at least those who follow modern day standards. Here's a list of the top PW managers and whether they work, or what doesn't.

Browsers

The default password managers of the browser.

• Edge Chromium - v0.1.1-alpha
• Firefox - v0.1.1-alpha
• Google Chrome - v0.1.1-alpha
  • reset - username field not filled out.
• Opera - v0.1.2-alpha
  • reset - username field not filled out
• Safari - v0.1.2-alpha
  • change - username field not filled out
  • reset - username field not filled out

Plugins

Password managers as a plugin/extension on Chromium and Firefox.

• Bitwarden - v0.1.1-alpha
• LastPass - v0.1.2-alpha
  • change - both password fields seen as new-password.
  • change - new-password field not filled in by generator.
  • reset - password field not seen.
• Dashlane - v0.1.2-alpha
  • reset - new-password field seen as current-password.
• RoboForm - v0.1.2-alpha
• Keeper - v0.1.2-alpha
  • register - goes to login instead of registering new account.
  • change - both password fields seen as current-password.

Subscription

• 1password

Desktop

The desktop version tested on Chromium and Firefox.

• NordPass