Hermes OTP is described as 'Hermes offers a straightforward solution for overseeing two-factor authentication accounts (SHA1), providing support for a wide range of platforms, including Gmail, Dropbox, and thousands of other websites' and is an app. There are more than 50 alternatives to Hermes OTP for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Mac apps. The best Hermes OTP alternative is Bitwarden, which is both free and Open Source. Other great apps like Hermes OTP are KeePass, Proton Authenticator, Aegis Authenticator and Ente Auth.
2fast (acronym for two factor authenticator supporting TOTP) is the first free, open source, two factor authenticator for Windows and Android with the ability to store the sensitive data encrypted at a place of your choice instead of a 3rd party cloud location.
Gnome Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu.
Czechia
EU
An awesome two-factor authenticator based on Flutter, supports Android, Windows and Linux platforms, and supports multiple cloud backup methods such as Onedrive, Dropbox, WebDAV, S3Cloud, etc.
China
Protectimus Solutions provides a powerful multi-factor authentication service. We offer 2FA SaaS platform and on-premise version of the product which supports a great variety of TOTP tokens and program tokens for OTP delivery.
United Kingdom
LastPass Authenticator offers a unique one-tap password verification experience that no other authenticator app delivers.
United States
Encrypted Windows app for managing 2FA codes with AEGIS-256 and Argon2id, supporting Windows Hello, portable use, multilingual interface, token import/export, QR code/manual entry, generic TOTP, local storage, and dark mode interface for enhanced security.
GermanyEU
United States
GTK+ application for securely managing TOTP & HOTP tokens. Content is encrypted on disk using AES256-GCM. Master password derived using PBKDF2 with 100k iterations & SHA512 as hash algorithm. Can import encrypted backups from andOTP & Authenticator+.
ItalyEU
Chronos is an open-source two-factor authentication (2FA) app designed to deliver robust security and reliable backup features. It supports both time-based (TOTP) and counter-based (HOTP) authentication methods.
Singapore
Open-source Android authenticator supporting TOTP and HOTP, material design UI, backup and restore via files, Google Drive, or Android backup, works offline, privacy-focused, no analytics or ads, suitable for securing logins on popular services.
Etopa is a two-factor-authentication app, which runs as a web server and can be accessed using a web browser or using an Android app. You can use the Etopa.de instance or host your own.
Powered by KeePass Password Safe, Kee adds free, secure, and easy password-management features to your browser which save time and keep your private data more secure from keyloggers.
United Kingdom
