Alternatives to Authy for all platforms with Open Source License

andOTP

It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code. This...
- Open-source and kept up to date! Guest • Jan 2020
- Does not require an account. Open-source. Guest • Aug 2019 • 1 agrees and 0 disagrees
Free Open Source Android Android Tablet
Encrypted backups Night mode/Dark Theme Security focused Unlock pin ... Community based Multi-Factor Authentication (MFA) Password Generator Password management Security & Privacy Two factor authentication Unlock with fingerprint Add a feature

54 Like
Aegis Authenticator

Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services.
- It's open source, uses harder encryption and you can migrate between devices. erebosgr • Feb 2020
- can import from basically any other similar app, has support for Steam OTP, can add Blizzard authenticators (with some work,) much better UI Guest • Jul 2020
- Best authenticator app available on Android. Sleek interface. Fingerprint unlock. Encrypted backups. Your codes aren't being stored on some remote server. What else could you want? imjohndoe • 5 days ago
Free Open Source Android
Unlock with fingerprint Encrypted backups Import from Google Reader Biometric authentication ... Import from Steam Multi-Factor Authentication (MFA) Secure File Sharing Security & Privacy Two factor authentication Add a feature

22 Like
FreeOTP+ (fork of FreeOTP)

FreeOTP+ is a fork of FreeOTP with an updated user interface and with backup/restore functionality (to external files or via built-in Android backup/restore).

Free Open Source Android
Multi-Factor Authentication (MFA) Two factor authentication Add a feature

4 Like
OTPClient

GTK+ application for securely managing TOTP & HOTP tokens. Content is encrypted on disk using AES256-GCM. Master password derived using PBKDF2 with 100k iterations...

Free Open Source Linux GNOME
Multiple Account support Two factor authentication Add a feature

2 Like
Authenticator

Authenticator is a simple, free, and open source two-factor authentication app. It helps keep your online accounts secure by generating unique one-time passwords, which...

Free Open Source iPhone
Configurable Code Display Two factor authentication Add a feature

5 Like
Gnome Authenticator

As the name should already tell you, Authenticator is a desktop 2FA code generator for Linux desktops, like Ubuntu. Using it you can generate 2FA tokens for over 500...

Free Open Source Linux
Google Authenticator Two factor authentication Add a feature

3 Like
Open Authenticator

A trusted open-source Authenticator. Formerly known as SmartWatch2 Authenticator free.
- Discontinued
  It has been removed from the Play Store
Free Open Source Android
Two factor authentication Add a feature

4 Like
OnlyKey

OnlyKey is an open source alternative to YubiKey. OnlyKey natively supports: a hardware password manager, multiple two-factor methods (FIDO2, TOTP, and Yubico®...

Commercial $ $ $ Open Source Mac Windows Linux Android iPhone ... Chrome OS
Password management Security & Privacy Two factor authentication Add a feature

5 Like
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Tofu Authenticator

An easy-to-use open-source two-factor authentication app designed specifically for iOS.

Free Open Source iPhone iPad
Multiple Account support Security & Privacy Two factor authentication Add a feature

4 Like
Krypton

Krypton implements the standardized FIDO Universal 2nd Factor (U2F) protocol to provide secure, un-phishable two-factor authentication on the web, using just your phone.

Free Open Source iPhone iPad
Two factor authentication Add a feature

1 Like

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Alternatives to Authy for all platforms with Open Source License

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