Top 8 Java OTP Projects

Aegis

297 7,940 8.5 Java

A free, secure and open source app for Android to manage your 2-step verification tokens.

Project mention: Degoogling in 2024 | news.ycombinator.com | 2024-03-31

Authorizer

10 457 6.7 Java

Authorizer is a Password Manager for Android. It emulates an HID keyboard over USB and enters your credentials on your target device. Additionally it supports OTP :key::mobile_phone_off: (by tejado)

Project mention: What would happen if i get a RAT/Keylogger on my device? | /r/Bitwarden | 2023-06-28

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
otp-java

4 162 5.9 Java

A small and easy-to-use one-time password generator library for Java implementing RFC 4226 (HOTP) and RFC 6238 (TOTP).
OtpEditText

0 111 0.0 Java

A customised EditText view serving the purpose of taking numeric One Time Password from a user. With stunning animation, and high customizability.
androidtoken

1 72 3.6 Java

TOTP and HOTP Token for Andriod Devices
OneTrickPony

2 58 7.0 Java

OneTrickPony is a modern Java library that implements support for One-Time Passwords. Built-In support is provided for the HOTP (RFC 4226) and TOTP (RFC 6238) algorithms.
hotpants

7 32 6.1 Java

HOTP/TOTP one time passwords on java phones (J2ME)

Project mention: SMS Pumping Attack | news.ycombinator.com | 2023-08-03

Hopefully their relatives can remember how to install JAR/JAD apps: https://github.com/baumschubser/hotpants/releases
(Yeah, the UX could be better probably, but hey.)

InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
DuOTP-android

2 15 0.0 Java

small GPL3+ Android app that allows you to log in to some Duo-protected services with a standard OTP app

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2024-03-31.