Datasets

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Open Home Foundation

Denis 1.0

Text to speech dataset for Russian, male speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: ru-RU

Task: TTS

Format: WEBM

Size: 104.52 MB

Open Home Foundation

Dmitri 1.0

Text to speech dataset for Russian, male speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: ru-RU

Task: TTS

Format: WEBM

Size: 96.63 MB

Open Home Foundation

Lili 1.0

Text to speech dataset for Slovak, female speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: sk-SK

Task: TTS

Format: WEBM

Size: 72.38 MB

Open Home Foundation

Ronnie 1.0

Text to speech dataset for Dutch, male speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: nl-NL

Task: TTS

Format: WEBM

Size: 106.23 MB

Open Home Foundation

Cadu 1.0

Text to speech dataset for Brazilian Portuguese, male speaker, approximately 1.5 hours of read speech.

License: CC0-1.0

Locale: pt-BR

Task: TTS

Format: WEBM

Size: 30.98 MB

Open Home Foundation

Tugão 1.0

Text to speech dataset for Portuguese, male speaker, approximately 1.5 hours of read speech.

License: CC0-1.0

Locale: pt-PT

Task: TTS

Format: WEBM

Size: 61.84 MB

Open Home Foundation

Gosia 1.0

Text to speech dataset for Polish, female speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: pl-PL

Task: TTS

Format: WEBM

Size: 39.75 MB

Open Home Foundation

Pim 1.0

Text to speech dataset for Dutch, male speaker, approximately 2 hours of read speech.

License: CC0-1.0

Locale: nl-NL

Task: TTS

Format: WEBM

Size: 108.08 MB

Open Home Foundation

Nathalie 1.0

Text to speech dataset for Dutch, female speaker, approximately 1 hour of read speech.

License: CC0-1.0

Locale: nl-BE

Task: TTS

Format: WEBM

Size: 21.87 MB

Open Home Foundation

Chitwan 1.0

Text to speech dataset for Nepali, male speaker, approximately 1 hour of read speech.

License: CC0-1.0

Locale: ne-NE

Task: TTS

Format: WEBM

Size: 61.68 MB

NaijaVoices (Lanfrica Labs)

Future-proofing Gbagyi: A community centered approach

This dataset comprises 360 audio recordings of the Gbagyi language, comprising approximately 7 hours 52 minutes of speech data, with paired transcripts.

License: CC-BY-NC-SA-4.0

Locale: gbr

Task: NLP

Format: WAV

Size: 18.88 GB

Sindh Sujag Newspaper Agency

Sindh Sujag Newspaper Corpus

The corpus contains approximately 1.2 million tokens from the Sindh Sujag Newspaper Agency published between 2024 and 2025. It includes complete newspaper content such as headlines, editorials, finance news, and advertisements. The newspaper is published daily in Karachi, Pakistan, and represents a comprehensive collection of contemporary Sindhi journalistic writing.

License: CC-BY-4.0

Locale: snd

Task: NLP

Format: TXT

Size: 2.63 MB

Aim Foundation

Aim Foundation Dari Literature Corpus

This corpus is a collection of more than seven hundred thousand tokens of Dari language. The corpus contains work of literature including poems, stories, novels, fictional and non-fictional and different articles. The data is being shared with the approval of the authors. It aims to support linguistic research, language technology development and cultural preservation.

License: CC-BY-NC-4.0

Locale: prs

Task: NLP

Format: TXT

Size: 1.74 MB

Rana Printers Multan

Rana Printers Urdu Literature Corpus

This corpus comprises 1.68 million tokens of high-quality Urdu text collected over the past decade through Rana Printers. It includes a diverse range of literary genres such as stories, short stories, novels, fiction, non-fiction, poetry, and historical works. All content is shared with the authors’ approval. The dataset is intended to support linguistic research, Urdu language technology development, and the preservation of literary and cultural heritage.

License: CC-BY-NC-4.0

Locale: ur

Task: OTH

Format: TXT

Size: 3.00 MB

Anjuman e Katib

Anjuman-e-Katib Farsi/Persian Literature Corpus

This corpus is a collection of more than one million tokens of Farsi/Persian language. The corpus contains work of literature including novels, fictional and non-fictional, poems and many more. the data is shared with the approval of the authors and aims to support linguistic research, language technology development and its preservation.

License: CC-BY-NC-4.0

Locale: fas

Task: NLP

Format: TXT

Size: 2.82 MB

Kaleem Art Press

Kaleem Art Press Urdu Literature Corpus

This corpus is a collection of 1.44 million tokens of Urdu language . The data was produced under the Kaleem Art Press over the last fifteen years . The corpus contains work of literature including Stories, Short Stories, Novels, fiction, non-fiction, Travelogues, Poetry, Biography, and History. The data is being shared with the approval of the authors. It aims to support linguistic research, language technology development, and cultural preservation.

License: CC-BY-NC-4.0

Locale: ur

Task: OTH

Format: TXT

Size: 2.85 MB

Kaleem Art Press

Kaleem Art Press Saraiki Literature Corpus

This corpus contains approximately one million tokens of Saraiki text curated over the past ten years by Kaleem Art Press. It features a wide range of literary genres, including stories, short stories, novels, fiction, non-fiction, travelogues, poetry, biographies, and historical writings. All content is shared with full author approval. The dataset is intended to support linguistic research, Saraiki language technology development, and the preservation of cultural and literary heritage.

License: CC-BY-NC-4.0

Locale: skr

Task: OTH

Format: TXT

Size: 1.84 MB

Keblagh e Azergi

Keblagh-e-Azergi Hazargi literature corpus

This corpus is a collection of more than one hundred thousand tokens of Hazargi language. The corpus contains work of literature, poems, folk and short stories and dramas. The data is being shared with the approval of the authors. It claims to support linguistic research, language technology development and cultural preservation.

License: CC-BY-NC-4.0

Locale: haz

Task: NLP

Format: TXT

Size: 193.28 KB

NaijaVoices (Lanfrica Labs)

Documenting Ekpeye Folktales and Preserving Cultural Heritage

This dataset presents 21 video-recorded Ekpeye folktales (1h28m) narrated by two community elders, each paired with transcripts and English translations that include narrative summaries. It offers a rich multimodal resource for speech, video, storytelling, and cultural heritage research, as well as training multilingual and multimodal AI systems.

License: CC-BY-NC-SA-4.0

Locale: ekp

Task: OTH

Format: MP4, TXT, DOCX

Size: 5.97 GB

NaijaVoices (Lanfrica Labs)

Atyap Afwan_: Preserving Tyap Through Community-Driven Speech Data

This dataset contains 98 recordings (≈1.16 hours) of everyday Tyap speech from 10 community speakers, each paired with detailed transcripts and English translations.

License: CC-BY-NC-SA-4.0

Locale: kcg

Task: NLP

Format: WAV, TXT

Size: 251.51 MB

Institute of African Digital Humanities

Basaa-ALCAM-MultimodalDataset

This dataset comprises a datasheet of lexical entries in Basaa, accompanied by illustrative sentences, word-by-word glosses, and corresponding translations in French. Each entry is enriched with aligned audio recordings, making the resource suitable for linguistic analysis and speech technology development.

License: NOODL-1.0

Locale: bas

Task: NLP

Format: MP3, TSV

Size: 14.66 MB

Common Voice

Mozilla Common Voice Spontaneous Speech ASR Shared Task Test Data

A bundle of the held-out test data for the Mozilla Common Voice Spontaneous Speech ASR shared task.

License: CC0-1.0

Locale: mul

Task: ASR

Format: MP3, TSV

Size: 784.80 MB

NaijaVoices (Lanfrica Labs)

Everyday Interactions in Ibọnọ and Obolo Languages

This dataset offers 11.3 hours of natural everyday speech in Ibọnọ and Obolo, captured from 20 adult speakers across 120 recordings, each paired with a clean transcript and metadata.

License: CC-BY-NC-SA-4.0

Locale: ibn, ann

Task: NLP

Format: WAV, TXT

Size: 2.43 GB

TidyVoice2026 Challenge

TidyVoiceX_ASV

This dataset is designed for speaker verification using the Mozilla Common Voice corpus across 40 languages. It includes approximately 5,000 speakers who each have recordings in more than one language. Leveraging this multilingual overlap, we construct the trial pairs to explore cross-lingual variation in the speaker verification task.

License: CC0-1.0

Locale: mul

Task: OTH

Format: WAV

Size: 36.72 GB