Top 10 Open-Source Alternatives to Authenticator Plus

Authenticator Plus

Authenticator Plus generates 2-step verification codes and lets you synchronize your accounts.

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Product categories

APIs Authentication Developer Tools Identity And Access Management Identity Provider Multi-factor Authentication Password Management SSO Security & Privacy Single Sign-On Two Factor Authentication User Experience

Summary

The top open-source alternatives to Authenticator Plus are OTP Auth, Authenticator, and Tofu Authenticator. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

OTP Auth Landing Page
1

OTP Auth

The app for calculating one-time-passwords on iPhone and iPad.
Pricing:
- Open Source
#Password Management #Two Factor Authentication #Identity And Access Management 11 social mentions
Authenticator Landing Page
2

Authenticator

Authenticator is a simple, free, and open source two-factor authentication app.
Pricing:
- Open Source
#Password Management #Two Factor Authentication #Identity And Access Management 4 social mentions
Tofu Authenticator Landing Page
3

Tofu Authenticator

Tofu Authenticator is an open-source easy to use two-factor authentication app that lets you secure your accounts with one-time passwords.
Pricing:
- Open Source
#Password Management #Two Factor Authentication #Identity And Access Management 1 social mentions
AnyMemo Landing Page
4

AnyMemo

AnyMemo is a free open-sourced spaced repetition flashcard learning software similar to SuperMemo...
Pricing:
- Open Source
#Password Management #Two Factor Authentication #Identity And Access Management 2 social mentions
LoginTC Landing Page
5

LoginTC

Simply Strong Two-Factor Authentication LoginTC is best in class. Effortless Administration. Intuitive User Experience. Cost-effective solution for all organizations.
Pricing:
- Open Source
- Freemium
- Free Trial
- $3.0 / Monthly (Professional Tier)
#Two Factor Authentication #Identity And Access Management #Authentication
Auth0 Landing Page
6

Auth0

Auth0 is a program for people to get authentication and authorization services for their own business use.
Pricing:
- Open Source
#Single Sign-On #SSO #Identity Provider 195 social mentions
Keycloak Landing Page
7

Keycloak

Open Source Identity and Access Management for modern Applications and Services.
Pricing:
- Open Source
#SSO #Identity Provider #Identity And Access Management 4 social mentions
privacyIDEA Landing Page
8

privacyIDEA

privacyIDEA is an enterprise ready, open-source multi factor authentication system.
Pricing:
- Open Source
#Two Factor Authentication #Identity And Access Management #Authentication 1 social mentions
Frontegg Landing Page
9

Frontegg

Elegant user management, tailor-made for B2B SaaS
Pricing:
- Open Source
- Freemium
- Free Trial
#User Management And Authentication #Identity And Access Management #Security & Privacy 7 social mentions
Authorizer Landing Page
10

Authorizer

Authorizer is an open-source authentication and authorization solution for your applications.
Pricing:
- Open Source
#Developer Tools #User Experience #Identity And Access Management 8 social mentions