Go configuration with fangs
Golang library for managing configuration data from environment variables
Manage local application configuration files using templates and data from etcd or consul
A Go port of Ruby's dotenv library (Loads environment variables from `.env`.)
HCL is the HashiCorp configuration language.
Simple lib to parse environment variables to structs
TOML parser for Golang with reflection.
Go library for the TOML language
Golang Configuration tool that support YAML, JSON, TOML, Shell Environment