Yubico Authenticator
Generate OATH codes with YubiKey NEO over NFCApache-2.0
Aegis Authenticator
Free, secure and open source 2FA app to manage tokens for your online servicesGPL-3.0-only
Mooltifill
Use the Android Autofill service with the Mooltipass BLE hardware authenticatorGPL-3.0-only
FreeOTP+
Enhanced fork of FreeOTP-Android providing a feature-rich 2FA authenticatorApache-2.0
Mauth
A Material You Two-factor Authentication app.GPL-3.0-or-later
DuOTP
Log in to Duo-protected services with any standard OTP appGPL-3.0-or-later
Green
Blockstream Green Bitcoin walletGPL-3.0-only