Open Source Alternatives to Authy

A two-factor authentication app that provides an additional layer of security for online accounts to prevent unauthorized access and account takeovers. The software verifies user identity through a device, moving beyond reliance on usernames and passwords to block individuals using stolen data. It includes features such as secure cloud backup and support for multiple devices to ensure access across different hardware. The application is designed for individuals seeking to protect their digital identities from cyber criminals and is deployed as a downloadable app for mobile devices. By implementing this secondary verification step, the tool helps users secure their favorite websites and services against data breaches. This security tool is available for use at no cost to the end user.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Authy give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to Authy. The most popular is Ente. It uses the AGPL-3.0 license and ships an official Docker image.