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Release Date: 9/17/2026
Format: MP3
Size: 36.30 GB
A collection of read speech recordings in Belarusian (Беларуская).
Restrictions/Special Constraints
None provided.
Forbidden Usage
It is forbidden to attempt to determine the identity of speakers in the Common Voice datasets. It is forbidden to re-host or re-share this dataset.
Intended Use
This dataset is intended to be used for training and evaluating automatic speech recognition (ASR) models. It may also be used for applications relating to computer-aided language learning (CALL) and language or heritage revitalisation.
be)This datasheet is for cv-corpus-27.0-2026-09-11 of the Mozilla Common Voice Scripted Speech dataset for Belarusian [Беларуская - be]. The dataset contains 1422808 clips representing 1894.92 hours of recorded speech (1818.94 hours validated) from 8624 speakers, recorded from a text corpus of 381,479 sentences.
| Code | Accent | Clips | Speakers |
|---|---|---|---|
| - | 832 (0.1%) | 16 (0.2%) |
The dataset includes the following self-declared age and gender distributions. A coverage summary is shown below each table.
Self-declared gender information. The table shows clip and speaker counts with percentages. Speakers who did not declare a gender are listed as Unspecified. A dash (-) indicates zero.
| Code | Gender | Clips | Speakers |
|---|---|---|---|
| male_masculine | Male, masculine | 81,510 (5.7%) | 516 (6.0%) |
| female_feminine | Female, feminine | 102,010 (7.2%) | 725 (8.4%) |
| transgender | Transgender | - | - |
| non-binary | Non-binary | - | - |
| do_not_wish_to_say | Prefer not to say | 40 (0.0%) | 1 (0.0%) |
| - | Unspecified | 1,239,248 (87.1%) | 8,107 (94.0%) |
Gender declared: 183,560 of 1,422,808 clips (12.9%), 517 of 8,624 speakers (6.0%)
Self-declared age information. The table shows clip and speaker counts with percentages. Speakers who did not declare an age are listed as Unspecified. A dash (-) indicates zero.
| Code | Age | Clips | Speakers |
|---|---|---|---|
| teens | Teens | 10,703 (0.8%) | 85 (1.0%) |
| twenties | Twenties | 48,773 (3.4%) | 540 (6.3%) |
| thirties | Thirties | 61,924 (4.4%) | 479 (5.6%) |
| fourties | Fourties | 54,488 (3.8%) | 127 (1.5%) |
| fifties | Fifties | 1,323 (0.1%) | 22 (0.3%) |
| sixties | Sixties | 1,239 (0.1%) | 8 (0.1%) |
| seventies | Seventies | 103 (0.0%) | 3 (0.0%) |
| eighties | Eighties | - | - |
| nineties | Nineties | - | - |
| - | Unspecified | 1,244,255 (87.5%) | 8,093 (93.8%) |
Age declared: 178,553 of 1,422,808 clips (12.5%), 531 of 8,624 speakers (6.2%)
Clip buckets
| Bucket | Clips |
|---|---|
| Validated | 1,365,759 (96.0%) |
| Invalidated | 37,037 (2.6%) |
| Other | 20,012 (1.4%) |
Training splits
| Split | Clips |
|---|---|
| Train | 347,710 (25.5%) |
| Dev | 15,879 (1.2%) |
| Test | 15,880 (1.2%) |
Training split coverage: 379,469 of 1,365,759 validated clips (27.8%)
The dataset contains 1365759 validated, 37037 invalidated, and 20012 unresolved clips. The average clip duration is 4.795 seconds.
Validated sentences: 379,567
| Category | Count |
|---|---|
| Unvalidated sentences | 1,912 |
| Pending sentences | 1,743 |
| Rejected sentences | 169 |
| Reported sentences | 3,239 |
The corpus contains 381,479 sentences: 379,567 validated and 1,912 unvalidated (1,743 pending review, 169 rejected), with 3,239 reported for review.
There follows a randomly selected sample of five sentences from the corpus.
Стрыжнем абшчыннага ладу выступае каталіцкі касцёл.
Аўтар пісаў кнігу паводле памяці і сваіх нататак.
То бок, у нас, апроч музычнай, будзе і вялікая інтэрактыўная частка.
Але ён іх ведае і працуе над выпраўленнем!
Матэрыялы гэтай справы былі засакрэчаныя.
| Source | Sentences |
|---|---|
| euroradio-sampled-sentences-non-blacklisted | 97,751 (25.8%) |
| wiki | 85,295 (22.5%) |
| knihi | 69,546 (18.3%) |
| novychas-sampled-sentences-non-blacklisted | 52,619 (13.9%) |
| nashaniva-sampled-sentences-non-blacklisted | 37,042 (9.8%) |
| euroradio-sampled-sentences-non-blacklisted-batch2 | 18,692 (4.9%) |
| novychas-sampled-sentences-non-blacklisted-batch2 | 17,218 (4.5%) |
| Other | 1,404 (0.4%) |
| Code | Domain | Clips | Speakers |
|---|---|---|---|
| general | General | 33 (0.0%) | 13 (0.2%) |
| agriculture_food | Agriculture and Food | - | - |
| automotive_transport | Automotive and Transport | - | - |
| finance | Finance | - | - |
| service_retail | Service and Retail | 4 (0.0%) | 4 (0.0%) |
| healthcare | Healthcare | - | - |
| history_law_government | History, Law and Government | 67 (0.0%) | 26 (0.3%) |
| media_entertainment | Media and Entertainment | - | - |
| nature_environment | Nature and Environment | 4 (0.0%) | 4 (0.0%) |
| news_current_affairs | News and Current Affairs | 9 (0.0%) | 6 (0.1%) |
| technology_robotics | Technology and Robotics | 9 (0.0%) | 7 (0.1%) |
| language_fundamentals | Language Fundamentals | - | - |
Each row of a tsv file represents a single audio clip, and contains the following information:
client_id - hashed UUID of a given user
path - relative path of the audio file
sentence - the sentence to be read aloud
sentence_id - unique identifier for the sentence
sentence_domain - domain classification(s) of the sentence
up_votes - number of people who said audio matches the text
down_votes - number of people who said audio does not match text
age - age of the speaker1
gender - gender of the speaker1
accents - accents of the speaker1
variant - variant of the language1
locale - locale code of the language
segment - if sentence belongs to a custom dataset segment, it will be listed here
validated_sentences.tsvThe validated_sentences.tsv file contains one row per validated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
is_used - whether the sentence is still in circulation for recording
clips_count - number of clips recorded for this sentence
unvalidated_sentences.tsvThe unvalidated_sentences.tsv file contains one row per unvalidated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
up_votes - number of upvotes the sentence received
down_votes - number of downvotes the sentence received
status - current status of the sentence (pending or rejected)
This dataset is released under the Creative Commons Zero (CC-0) licence. By downloading this data you agree to not determine the identity of speakers in the dataset.
For a full list of age, gender, and accent options, see the demographics spec. These will only be reported if the speaker opted in to provide that information. ↩ ↩2 ↩3 ↩4