data source
Common Voice
Mozilla's crowdsourced speech dataset; counts here are recorded and validated speech hours per language, across its scripted-speech and spontaneous-speech corpora.
speechcrowdsourced
Also on IDLI
Common Voice has a dedicated observatory on IDLI — the fuller view of this source.
Languages
333
Hours (scripted)
42,376
recorded, across every language
Hours (spontaneous)
515
Updated
Aug 5, 2026
Languages in Common Voice
5 of 333 shown
| Detail | |||||
|---|---|---|---|---|---|
Estonian est | 67 | 1,069 | 52 | — | detail → |
Breton bre | 37 | 294 | 34 | 1 | detail → |
Baatonum bba | 14 | 14 | 11 | — | detail → |
Papantla Totonac top | 11 | 10 | — | — | detail → |
Eton (Cameroon) eto | 10 | 26 | 9 | — | detail → |
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