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Mozilla Data Collective is a mission-locked British company, incubated by Mozilla Foundation, and backed by the not-for-profit Mozilla.org

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200 Datasets

PROXIMA

Helpful and Harmless RLHF Urdu

Urdu translation of Anthropic's HH-RLHF preference dataset for RLHF/reward-model research in Urdu.

License: CC-BY-NC-SA-4.0

Locale: urd

Task: NLP

Format: Parquet

Size: 10.37 MB

Common Voice

Common Voice Scripted Speech 26.0 - Chinese (China)

A collection of read speech recordings in Chinese (China).

License: CC0-1.0

Locale: zh-CN

Task: ASR

Format: MP3

Size: 21.39 GB

PROXIMA

Sindhi Names by Proxima AI

Curated collection of 10,300 Sindhi personal names in Arabic script for NLP and language modeling tasks.

License: CC-BY-NC-SA-4.0

Locale: snd

Task: NLG

Format: CSV

Size: 57.15 KB

Common Voice

Common Voice Spontaneous Speech 4.0 - Sena

A collection of spontaneous responses to questions in Sena.

License: CC0-1.0

Locale: seh

Task: ASR

Format: MP3

Size: 24.74 MB

PROXIMA

Sindhi Alpaca

Filtered Sindhi translation of the Stanford Alpaca instruction tuning dataset for Sindhi LLM instruction fine tuning.

License: CC-BY-NC-SA-4.0

Locale: snd

Task: NLG

Format: Parquet

Size: 18.94 MB

Common Voice

Common Voice Scripted Speech 26.0 - Kihemba

A collection of read speech recordings in Kihemba.

License: CC0-1.0

Locale: hem

Task: ASR

Format: MP3

Size: 199.58 MB

Community

Synthetic Ladino Parallel Corpus

Synthetically produced parallel sentences for Ladino paired with English, Spanish, and Turkish, generated using rule-based translation.

License: CC-BY-4.0

Locale: lad, en, es, tr

Task: MT

Format: TSV

Size: 898.32 MB

Common Voice

Common Voice Spontaneous Speech 4.0 - Latvian

A collection of spontaneous responses to questions in Latvian.

License: CC0-1.0

Locale: lv

Task: ASR

Format: MP3

Size: 12.03 MB

Institute of African Digital Humanities

Mvele_ALCAM-MultimodalDataset

A multimodal dataset comprising example sentences in Mvele and their French translation, together with audio recordings and an audio mapping file.

License: NOODL-1.0

Locale: ewo

Task: NLP

Format: MP3, TSV

Size: 14.13 MB

Common Voice

Common Voice Spontaneous Speech 4.0 - Konzo

A collection of spontaneous responses to questions in Konzo.

License: CC0-1.0

Locale: koo

Task: ASR

Format: MP3

Size: 280.77 MB

PROXIMA

Urdu Alpaca

Filtered Urdu translation of the Stanford Alpaca instruction tuning dataset for Urdu LLM instruction fine-tuning.

License: CC-BY-NC-SA-4.0

Locale: urd

Task: NLG

Format: Parquet

Size: 20.26 MB

Common Voice

Common Voice Scripted Speech 26.0 - Erzya

A collection of read speech recordings in Erzya.

License: CC0-1.0

Locale: myv

Task: ASR

Format: MP3

Size: 65.17 MB

Weekly Kaleem Magazine Multan

Kaleem Magazine Urdu Corpus

This corpus is a collection of around 1.4 million tokens of Urdu language. The data was extracted from the archives of a famous Urdu magazine "Kaleem" published weekly from last 30 years. This corpus contains work of literature including stories, short stories, news, poetry, literary reports, fiction, non-fiction, and travelogues. 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: urd

Task: NLP

Format: TXT

Size: 2.74 MB

Common Voice

Mozilla Common Voice Spontaneous Speech ASR Shared Task Train/Dev Data

This datasheet is for the bundle of Mozilla Common Voice spontaneous speech datasets to be used in the Shared Task on Spontaneous Speech.

License: CC0-1.0

Locale: mul

Task: ASR

Format: mp3

Size: 4.30 GB

Institute of African Digital Humanities

Sample-Ngomba-TTS-Dataset

Ngomba (jgo) scripted TTS dataset: 1033 clips (≈1h06m) from 11 sessions, transcribed in AGLC orthography. Bamboutos Division, West Region, Cameroon.

License: NOODL-1.0

Locale: jgo

Task: TTS

Format: MP3, TSV

Size: 47.47 MB

Common Voice

Common Voice Scripted Speech 26.0 - Tush

A collection of read speech recordings in Tush.

License: CC0-1.0

Locale: bbl

Task: ASR

Format: MP3

Size: 247.84 MB

Institute of African Digital Humanities

Sample Ghomala-TTS-Dataset

Ghomala (bbj) scripted TTS/ASR dataset: 997 clips (≈59m 24s) across 10 sessions, transcribed in AGLC orthography. Bandjoun, West Region, Cameroon.

License: NOODL-1.0

Locale: bbj

Task: TTS

Format: MP3, TSV

Size: 80.67 MB

Common Voice

Common Voice Scripted Speech 26.0 - Nüpode Huitoto

A collection of read speech recordings in Nüpode Huitoto.

License: CC0-1.0

Locale: hux

Task: ASR

Format: MP3

Size: 230.39 MB

MirasAI

Hindi Literature & News Corpus

A diverse Hindi text corpus spanning literary works and news article blogs, curated for NLP research and language modeling tasks.

License: CC-BY-NC-SA-4.0

Locale: hin

Task: NLP

Format: TXT

Size: 19.52 MB

Common Voice

Common Voice Scripted Speech 26.0 - Chinese (Taiwan)

A collection of read speech recordings in Chinese (Taiwan).

License: CC0-1.0

Locale: zh-TW

Task: ASR

Format: MP3

Size: 2.95 GB

MirasAI

Marathi Blog & Literature Corpus

A curated Marathi text corpus containing diverse written content for natural language processing, linguistic research, and language modeling tasks.

License: CC-BY-NC-4.0

Locale: mar

Task: NLP

Format: TXT

Size: 4.20 MB

Common Voice

Common Voice Spontaneous Speech 4.0 - Rakhine

A collection of spontaneous responses to questions in Rakhine.

License: CC0-1.0

Locale: rki

Task: ASR

Format: MP3

Size: 11.83 MB

MirasAI

Gujarati News and Blogs Corpus

A collection of Gujarati news articles and blog posts compiled for natural language processing and text analysis tasks.

License: CC-BY-NC-4.0

Locale: guj

Task: NLP

Format: TXT

Size: 18.93 MB

Common Voice

Common Voice Spontaneous Speech 4.0 - Toba Qom

A collection of spontaneous responses to questions in Toba Qom.

License: CC0-1.0

Locale: tob

Task: ASR

Format: MP3

Size: 173.39 MB