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 | |||||
|---|---|---|---|---|---|
Imbabura Highland Quichua qvi | 13 | 15 | 11 | — | detail → |
Santiago del Estero Quichua qus | 11 | 24 | 11 | — | detail → |
Michoacán Mazahua mmc | 11 | 12 | — | — | detail → |
Loja Highland Quichua qvj | 11 | 16 | 11 | — | detail → |
Huichol hch | 10 | 10 | — | — | detail → |
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