Common Voice
We're Changing Access to Older Versions of Common Voice datasets
We’re tightening the circulation of old datasets to protect contributors, while keeping a clear, documented path for researchers who need them.
Mozilla Data Collective
FAQ
FAQ: I've noticed an issue with a data listing - what do I do?
Depending on the nature of the issue, you can contact the dataset uploader, use the report dataset link, or contact us directly.
FAQ
FAQ: Why can't I re-host or share Common Voice datasets that I download from MDC?
By exclusively hosting Common Voice datasets on MDC, we are best able to govern and respect the wishes of contributors.
News
Common Voice 23.0 Live On Mozilla Data Collective
Common Voice 23.0 is now live – and available for download via Mozilla Data Collective. Mozilla Data Collective is a sister platform from the team behind Common Voice, designed to let dataset owners and creators offer their data on their own terms. Mozilla Data Collective was built in response to
News
Mozilla Data Collective Alpha Goes Live
Mozilla Data Collective is now in live alpha, offering the Common Voice 23.0 datasets.
FAQ
FAQ: What is the MDC Public API?
The Mozilla Data Collective REST API provides a way for developers to access datasets from their own applications, using the programming language of their choice.
FAQ
FAQ: Can I get the Common Voice or other MDC datasets from other platforms like GitHub or Hugging Face?
Common Voice datasets are exclusively available through Mozilla Data Collective.
News
Roadmap
We're excited to share a high-level roadmap for the Mozilla Data Collective platform, leading up to our 1.0 launch in early Q1 2026: September: Mozilla Data Collective Alpha Launch October: New Datasets Available November: Mozilla Data Collective Beta Launch * Dataset and datasheet on-boarding and upload
FAQ
FAQ: What is the long-term sustainability model for Mozilla Data Collective?
We ask for a 5% dataset access fee from downloaders of paid datasets and may offer additional other subscription capabilities in the future.
FAQ
FAQ: Who is behind Mozilla Data Collective?
We are backed and stewarded by Mozilla Foundation - the non-profit, movement-building, and philanthropy arm of Mozilla.
FAQ
FAQ: How does Mozilla Data Collective work?
We partner with organizations and individuals to make their data available through Mozilla Data Collective.
FAQ
FAQ: What is Mozilla Data Collective?
Mozilla Data Collective is a data platform for human agency and fair value exchange.