I mostly use YAML as it's easy to read, write and parse. For Golang applications I validate and parse it into a typed data structure, so that no further convers

I mostly use YAML as it's easy to read, write and parse. For Golang applications I validate and parse it into a typed data structure, so that no further conversions or type checks are required at runtime. Works really really well. YAML seems to become the standard for configuration files in many areas because it is so easy to read and write.