azurecurve

Allows a 16×16 flag to be displayed in a post of page using a [flag] shortcode.
Format of shortcode is [flag=gb] to display the flag of the United Kingdom of Great Britain and Northern Ireland; 247 flags are included.
Defintion of flags can be found at Wikipedia page ISO 3166-1 alpha-2: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2

azurecurve Flags

Allows a 16x16 flag to be displayed in a post or page using a shortcode.

rafallach

Plugin creates language selector widget with country flags for the Stella plugin. 
Plugin can be easly styled by css attached to your wordpress template.
<h3>Source</h3>
Mecrucrial Repository: https://rafallach@bitbucket.org/rafallach/stella-flags-plugin

Stella Flags Widget

Plugin creates language selector widget with country flags for the Stella plugin.

azurecurve Flags vs Stella Flags Widget