Configuration File

dotenvJavaScript

A zero-dependency module that loads environment variables from a .env file into process.env for Node.js applications.

koanfGo

A lightweight, extensible configuration management library for Go with support for multiple sources and formats.

konfGo

A simple, decoupled configuration loader for Go that reads from files, environment variables, flags, and cloud services with change watching.

libconfiniC

A lightweight, zero-dependency C library for parsing INI configuration files with minimal memory footprint.

argsdD

A command line and configuration file parser for the D programming language using struct annotations.