# Persist Config v0.4.53 - Table of Contents > Persists configurations from given files at compile time. ## Modules - [PersistConfig](PersistConfig.md): Persists the configurations from a list of files _during compilation_. Also puts the current application name in a module attribute and provides macros `get_env/2`, `get_app_env/3` and `get_all_env/1` for concise configuration value retrieval.