Common Voice
Common Voice Scripted Speech v27 and Spontaneous Speech v5 are here
Scripted Speech v27 and Spontaneous Speech v5 are now live on the Mozilla Data Collective platform.
Francis Tyers
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Get a Sneak Preview of Mozilla Data Collective’s Compensation Feature!
Mozilla Data Collective was built to redefine how AI data is created, shared, and governed. As part of our mission to be the data sharing platform for human agency and fair value exchange, we have long-teased what so many partners and community members have requested: a tangible way to
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Call for proposals: MDC is commissioning mission-aligned datasets!
Mozilla Data Collective is building towards a multicultural, multilingual, and multimodal future that works for all of us. And over the past few months, we’ve listened as people have flagged what kinds of datasets they need, but are struggling to find. So we’re pleased to announce that MDC
Common Voice
Pashto becomes third-highest language by volume of data in Common Voice v24
Key highlights from the Common Voice v24 Scripted Speech and v2 Spontaneous Speech release.
Common Voice
Improving the Spontaneous Speech English dataset: lifting the lid on speech data quality uplift techniques
Firstly, we’d like to thank you for your patience. After introducing Spontaneous Speech early in 2025, we released most locale datasets when the Mozilla Data Collective platform launched in alpha in September of this year. However, upon inspection, the English Spontaneous Speech dataset required some remedial work prior to
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Shared Task: Mozilla Common Voice Spontaneous Speech ASR
Quick links * Registration Form * Link to datasets * Codabench page (to submit results during the testing period) * Contact: [email protected] Overview Automatic speech recognition (ASR) has come a long way – but most systems are still trained on polished, read-aloud speech. So we set out to build a model that