Mikael Korpela

Show language flags at “My sites” list in WordPress admin bar. Handy with multisite installation when you have blogs with the same name but their locale would be different. With this plugin you’ll be able to see the difference between them.
<a href="http://www.mikaelkorpela.fi/volunteering/" rel="nofollow ugc">Donations</a> are totally welcome, I’m spending most of my working time on open source and volunteer projects.
Plugin uses <a href="https://github.com/gosquared/flags" rel="nofollow ugc">GoSquared’s Flag Icon Set</a> (<a href="https://github.com/gosquared/flags/blob/master/LICENSE.txt" rel="nofollow ugc">MIT License</a>). Hooray for them!
Plugin source code at <a href="https://wordpress.org/extend/plugins/admin-bar-languages/" rel="ugc">WordPress repository</a> and at <a href="https://github.com/simison/WP-admin-bar-languages" rel="nofollow ugc">GitHub</a>.

Admin bar languages

Show language flags at "My sites" list in WordPress admin bar.

Stu West

This plugin gives WordPress developers easy access to localized country, region, language, currency, time zone, and calendar info from the <a href="http://cldr.unicode.org/" rel="nofollow ugc">Unicode Common Locale Data Repository</a>.
With the plugin active, WordPress developers can access the following for over 100 WordPress locales:
<ul>
<li>Names for countries (and ISO 3166 country codes).</li>
<li>Names for regions (and UN M.49 region codes, plus countries included in each region).</li>
<li>Names for languages (and ISO 639 language codes).</li>
<li>Names and symbols for currencies (and ISO 4317 currency codes).</li>
<li>Names for time zone example cities (and IANA time zone IDs).</li>
<li>Calendar information including the first day of the week in different countries.</li>
<li>Country information including telephone codes, most spoken languages, currency, and population.</li>
</ul>
More information in the <a href="https://automattic.github.io/wp-cldr/class-WP_CLDR.html" rel="nofollow ugc">detailed API documentation</a>.
CLDR is a library of localization data coordinated by Unicode. It emphasizes <a href="http://cldr.unicode.org/translation/country-names" rel="nofollow ugc">common, everyday usage</a> and is available in over 700 language-region locales. It is <a href="http://cldr.unicode.org/index/downloads" rel="nofollow ugc">updated every six months</a> and used by <a href="http://cldr.unicode.org/#TOC-Who-uses-CLDR-" rel="nofollow ugc">all major software systems</a>. CLDR data is licensed under <a href="http://unicode.org/copyright.html#Exhibit1" rel="nofollow ugc">Unicode’s data files and software license</a> which is on <a href="https://www.gnu.org/philosophy/license-list.html#Unicode" rel="nofollow ugc">the list of approved GPLv2 compatible licenses</a>.
Follow along with or contribute to the development of this plugin at https://github.com/Automattic/wp-cldr.

WP CLDR

Gives WordPress developers easy access to localized country, region, language, currency, time zone, and calendar info.

Admin bar languages vs WP CLDR