How to manage rolling out of a feature activated by options

1. Which feature can be used for releasing feature and enabling and disabling them without changing the code?

Which feature can be used for releasing feature and enabling and disabling them without changing the code?

Feature flags are a software development concept that allow you to enable or disable a feature without modifying the source code or requiring a redeploy. They are also commonly referred to as feature toggles, release toggles or feature flippers. Feature flags determine at runtime which portions of code are executed.