To log into Facebook without a code generator, you can either opt to receive a text/call, or approve a request from another device. Learn how!

If you have previously set up backup codes, you can use these to log in without needing a code generator. Enter Your Backup Code: When prompted for the two-factor authentication code, enter one of ...

Continuing with its open source endeavors, Facebook has open-sourced Hack Codegen, a library for automatically generating Hack code. Hack is Facebook’s spinoff of the PHP language, working with ...