Metatron Academy

More about the Youtube channel;  'MetatronAcademy' run by Raffaello.
Wheeras his command of Japanese and Chinese made him notorious, it are obviously not the first languages he learnt. Born in Sicily, he spoke Sicilian and Italian from an early age. Note that Sicilian is not an Italian dialect. The languages are not mutually intelligible. 

Easy Catalan

The series of related language channels EASY ( ..xxx...) is not limited to major languages and national languages. There is also a channel Easy Catalan

Easy Dutch

Easy Dutch is a YouTube channel providing access to the videos published by this language learning site. 

Galego versus Português

Galician versus Portuguese (Galego versus Português).

The channel introduced here is OlaxonMario , the Galician speaker. At the right you recognize Leo of the channel Portuguese with Leo introduced earlier.

What is your English level?

If you are a native speaker, this is irrelevant. In the below test Lucy the series of questions gets progressively harder. 

The Scots language

No not Scottish Gaelic nor Scottish English. Scots is a germanic language in its own right with about 1.6 M speakers, much more than there are people speaking Gaelic.