Datasets | Mozilla Data Collective

Brett Williams Studios LLCCompensated

🚧 Hitch Hiker 'Mirror Suit' Robotics Data 🚧

High-specularity optical edge-case dataset (425 assets) for benchmarking computer vision and autonomous navigation against severe specular reflections.

License: LICENSE.md

Locale: en

Task: CV

Format: NEF, JPEG

Size: 4.47 GB

MDC DatasetsCompensated

🚧 Northern Pashto Corpus for Speech Recognition 🚧

A Northern Pashto ASR dataset with approximately 10 hours of audio with transcriptions.

License: MDC DLA-1.0

Locale: pbu

Task: ASR

Format: MP3, TSV

Size: 514.50 MB

MirasAICompensated

English 10 Hours Medical Speech Evaluation Dataset (Synthetic)

A 10-hour English medical speech dataset designed for evaluating and improving speech recognition systems in healthcare-related scenarios.

License: MirasAI Data License

Locale: eng

Task: TTS

Format: PARQUET, CSV, JSON, SQL, MD

Size: 922.38 MB

MDC DatasetsCompensated

🚧 Tagalog Voice Notes ASR Dataset (45 hours) 🚧

A Tagalog speech recognition dataset consisting of 45+ hours of transcribed conversations recorded via voice memos on WhatsApp and Telegram.

License: MDC DLA-1.0

Locale: tl

Task: ASR

Format: MP3, TSV

Size: 1.24 GB

MDC DatasetsCompensated

🚧 Tagalog Health Domain TTS 20 Hours Single Speaker (Female) 🚧

20 hours of studio-quality read Tagalog speech in the health domain (texts from openly-licensed health articles), all from a single female speaker.

License: MDC DLA-1.0

Locale: tl

Task: TTS

Format: WAV, TSV

Size: 6.56 GB

MDC DatasetsCompensated

🚧 Tagalog Health Domain TTS 25 Hours Single Speaker (Male) 🚧

25 hours of studio-quality read Tagalog speech in the health domain (texts from openly-licensed health articles), all from a single male speaker.

License: MDC DLA-1.0

Locale: tl

Task: TTS

Format: WAV, TSV

Size: 6.74 GB

MirasAICompensated

English Medical Speech Dataset (Synthetic)

English medical speech dataset of 11,563 audio-text pairs covering clinical terminology and medical education content.

License: MirasAI Data License

Locale: eng

Task: ASR

Format: PARQUET

Size: 5.69 GB

Mr. Zay LLCCompensated

🚧Software Engineering & AI Tooling 🚧

Versioned software-engineering corpus with code, configuration, workflows, and AI-tooling artifacts across frontend, backend, cloud, and infrastructure.

License: MZ-SE-DATA-1.0

Locale: En

Task: LLM

Format: JS, TS, HTML, CSS, JSON, PY, PS1, SH, YAML, ENV

Size: 419.55 KB

Princep Pte. Ltd.Compensated

🚧 Brazilian Portuguese ASR dataset (140h) 🚧

140 hours of spontaneous Brazilian Portuguese from 512 speakers in real AI-conducted job interviews, PII-scrubbed, with timestamped transcripts.

License: DLA-1.0

Locale: pt

Task: ASR

Format: FLAC, JSON, TSV

Size: 8.10 GB

Content X LabsCompensated

🚧Korean Scripted Film & Episodic TV // Rights-Cleared · 90 Hours🚧

90 hours of rights-cleared Korean-language scripted content, delivered at 1080p+ with English subtitles and a full metadata sheet

License: CXL-DLA-1.0

Locale: KO

Task: N/A

Format: MP4, SRT, CSV

Size: 533.86 GB

Content X LabsCompensated

🚧 English Scripted Narrative // Rights-Cleared · 50 Hours 🚧

50 hours of premium, rights-cleared English-language scripted film content, with English subtitles and accompanying metadata, available for AI training

License: CXL-DLA-1.0

Locale: EN

Task: N/A

Format: MP4, SRT, CSV

Size: 79.13 GB

Content X LabsCompensated

🚧 English Scripted Narrative // Rights-Cleared · 20 Hours 🚧

20 hours of premium, rights-cleared English-language scripted film content, with English subtitles and accompanying metadata, available for AI training

License: CXL-DLA-1.0

Locale: EN

Task: N/A

Format: MP4, SRT, CSV

Size: 102.15 GB

Content X LabsCompensated

🚧English Animation // Rights-Cleared · 50 Hours 🚧

50 hours of rights-cleared English-language animation content, with English subtitles and a full metadata sheet included

License: CXL-DLA-1.0

Locale: EN

Task: N/A

Format: MP4, SRT, CSV

Size: 331.43 GB

Content X LabsCompensated

🚧 English Documentary // Rights-Cleared · 100 Hours 🚧

100 hours of rights-cleared English-language documentary content, with English subtitles and a structured metadata sheet

License: CXL-DLA-1.0

Locale: EN

Task: N/A

Format: MP4, SRT, CSV

Size: 639.71 GB

Content X LabsCompensated

🚧 English Scripted Narrative // Rights-Cleared · 100 Hours 🚧

100 hours of premium, rights-cleared English-language scripted film content, with English subtitles and accompanying metadata, available for AI training

License: CXL-DLA-1.0

Locale: EN

Task: N/A

Format: MP4, SRT, CSV

Size: 533.73 GB

Content X LabsCompensated

🚧 Spanish Episodic Cooking TV // Rights-Cleared · 100 Hours 🚧

100 hours of rights-cleared Spanish-language episodic television content (5 episodes/series), with English subtitles and structured metadata

License: CXL-DLA-1.0

Locale: ES

Task: N/A

Format: MP4, SRT, CSV

Size: 367.27 GB

Content X LabsCompensated

🚧 Spanish (Castilian) Scripted Film // Rights-Cleared · 20 Hours 🚧

20 hours of rights-cleared Castilian Spanish-language scripted film content, accompanied by structured metadata and English Subtitles

License: CXL-DLA-1.0

Locale: ES

Task: N/A

Format: MP4, SRT, CSV

Size: 108.48 GB

MDC DatasetsCompensated

🚧 Khowar-English Parallel Corpus 🚧

A parallel corpus of over 10,000 sentences of Khowar and English. The sentences are derived from a multimodal corpus consisting of 152 transcribed and translated Khowar language videos.

License: MDC DLA-1.0

Locale: khw, en

Task: MT

Format: TSV

Size: 407.57 KB

Content X LabsCompensated

🚧 Thai Episodic Television // Rights-Cleared · 100 Hours 🚧

100 hours of rights-cleared Thai-language episodic television content (5–6 episodes/series), with English subtitles and structured metadata

License: CXL-DLA-1.0

Locale: TH

Task: N/A

Format: MP4, SRT, CSV

Size: 630.79 GB

Content X LabsCompensated

🚧 Hindi Vintage Scripted Narrative // Rights-Cleared · 20 Hours 🚧

20 hours of premium, rights-cleared vintage Hindi scripted film content, accompanied by structured metadata and English subtitles

License: CXL-DLA-1.0

Locale: HI

Task: N/A

Format: MP4, SRT, CSV

Size: 130.40 GB

MDC DatasetsCompensated

🚧 Khowar Speech Translation Corpus 🚧

A Khowar-English speech translation dataset with approximately 9.5 hours of Khowar audio with English text translations.

License: MDC DLA-1.0

Locale: khw, en

Task: MT

Format: MP3, TSV

Size: 244.96 MB

MDC DatasetsCompensated

🚧 Khowar Corpus for Speech Recognition 🚧

A Khowar ASR dataset with approximately 10 hours of audio with transcriptions.

License: MDC DLA-1.0

Locale: khw

Task: ASR

Format: MP3, TSV

Size: 245.00 MB

MDC DatasetsCompensated

🚧 Northern Pashto Multimodal Dataset 🚧

A Northern Pashto multimodal dataset with 10 hours of synchronized video, audio, transcriptions, speech segmentation, and ELAN annotations.

License: MDC DLA-1.0

Locale: pbu

Task: NLP

Format: MP4, WAV, EAF

Size: 251.41 GB

MDC DatasetsCompensated

🚧 Southeast Asian Tamil TTS Dataset 🚧

2 hours of studio-quality, deliberate, read speech and corresponding text from a single speaker of Southeast Asian Tamil.

License: MDC DLA-1.0

Locale: ta

Task: TTS

Format: WAV, TSV

Size: 193 B

All Datasets

🚧 Hitch Hiker 'Mirror Suit' Robotics Data 🚧

🚧 Northern Pashto Corpus for Speech Recognition 🚧

English 10 Hours Medical Speech Evaluation Dataset (Synthetic)

🚧 Tagalog Voice Notes ASR Dataset (45 hours) 🚧

🚧 Tagalog Health Domain TTS 20 Hours Single Speaker (Female) 🚧

🚧 Tagalog Health Domain TTS 25 Hours Single Speaker (Male) 🚧

English Medical Speech Dataset (Synthetic)

🚧Software Engineering & AI Tooling 🚧

🚧 Brazilian Portuguese ASR dataset (140h) 🚧

🚧Korean Scripted Film & Episodic TV // Rights-Cleared · 90 Hours🚧

🚧 English Scripted Narrative // Rights-Cleared · 50 Hours 🚧

🚧 English Scripted Narrative // Rights-Cleared · 20 Hours 🚧

🚧English Animation // Rights-Cleared · 50 Hours 🚧

🚧 English Documentary // Rights-Cleared · 100 Hours 🚧

🚧 English Scripted Narrative // Rights-Cleared · 100 Hours 🚧

🚧 Spanish Episodic Cooking TV // Rights-Cleared · 100 Hours 🚧

🚧 Spanish (Castilian) Scripted Film // Rights-Cleared · 20 Hours 🚧

🚧 Khowar-English Parallel Corpus 🚧

🚧 Thai Episodic Television // Rights-Cleared · 100 Hours 🚧

🚧 Hindi Vintage Scripted Narrative // Rights-Cleared · 20 Hours 🚧

🚧 Khowar Speech Translation Corpus 🚧

🚧 Khowar Corpus for Speech Recognition 🚧

🚧 Northern Pashto Multimodal Dataset 🚧

🚧 Southeast Asian Tamil TTS Dataset 🚧