br: Breton language
Verify this language code:
✔ br is a well-formed language code. 
✔ This seems to be a code for an actual language.
✔ This language code is enabled on Translatewiki.
MediaWiki core messages: 99.14 %: 3908 / 3942 messages
Most important messages: 100.0 %: 578 / 578 messages
Collection extension: 88.51 %: 154 / 174 messages
ProofreadPage extension: 64.86 %: 120 / 185 messages
Android Wikipedia app: 82.28 %: 1806 / 2195 messages
iOS Wikipedia app: 36.51 %: 674 / 1846 messages
Main extensions used by Wikimedia: 65.23 %: 4644 / 7119 messages
Most important messages: 100.0 %: 578 / 578 messages
Collection extension: 88.51 %: 154 / 174 messages
ProofreadPage extension: 64.86 %: 120 / 185 messages
Android Wikipedia app: 82.28 %: 1806 / 2195 messages
iOS Wikipedia app: 36.51 %: 674 / 1846 messages
Main extensions used by Wikimedia: 65.23 %: 4644 / 7119 messages
✔ This language code is available for general use in MediaWiki.
✔ This language is available for general use on Wikidata.