Opening your account…
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Your library,
with you.
Sign in to keep your Sponge library in sync across your devices.
No email to remember. Your Sponge key or passkey is your way in.
Sign in to Sponge
New to Sponge cloud?
Save your Sponge key.
This key signs you in and restores access to your account. Keep a copy somewhere safe; there is no email reset.
Your Sponge account
Choose which devices can sync your library.
Devices
Your library is ready for its first device. Run sponge login in your terminal, then enter the code here.
Passkeys
Use your fingerprint, face or device PIN to sign in.
No passkeys yet. Your saved Sponge key still signs you in.
Confirm it is you.
Sign in again before changing your account's keys.
Your Sponge key
You keep the original. Sponge stores only its protected hash.
Replace your key
The old key will stop working. Other browser sessions and connected devices will be signed out. Your library stays in your account.
Connect a device.
Enter the code shown in your Sponge terminal.
This device will be able to sync your private library. Approve only a request you started in your own terminal.