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
4 of 333 shown
| Detail | |||||
|---|---|---|---|---|---|
Swahili (macrolanguage) swa | 1,065 | 1,523 | 392 | — | detail → |
Oriya (macrolanguage) ori | 37 | 164 | 6 | — | detail → |
Malay (macrolanguage) msa | 4 | 29 | 0 | 6 | detail → |
Nepali (macrolanguage) nep | 2 | 63 | 1 | — | detail → |
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