💎 Open Speech Corpora
A list of open speech corpora for Speech Technology research and development.
This list has a preference for free (i.e. no $ cost) and truly open corpora (e.g. released under a Creative Commons license or a Community Data License Agreement). Not all these corpora may meet those criteria, but all the following corpora are accessible and usable for research and/or commercial use.
Feel free to propse additions to the list!
📜 CC-0
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| Common Voice English | English | 1,118 hours (validated); 1,488 hours (total) | 51,072 speakers (reported: 13% female / 46% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice German | German | 483 hours (validated); 538 hours (total) | 8,460 speakers (reported: 9% female / 67% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice French | French | 350 hours (validated); 412 hours (total) | 8,164 speakers (reported: 12% female / 65% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Welsh | Welsh | 59 hours (validated); 77 hours (total) | 1,149 speakers (reported: 18% female / 29% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Breton | Breton | 5 hours (validated); 12 hours (total) | 133 speakers (reported: 2% female / 55% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Chuvash | Chuvash | <1 hour (validated); 2 hours (total) | 38 speakers (reported: 0% female / 47% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Turkish | Turkish | 13 hours (validated); 14 hours (total) | 461 speakers (reported: 8% female / 74% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Tatar | Tatar | 25 hours (validated); 27 hours (total) | 142 speakers (reported: 2% female / 81% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Kyrgyz | Kyrgyz | 11 hours (validated); 21 hours (total) | 119 speakers (reported: 44% female / 45% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Irish | Irish | 2 hour (validated); 4 hour (total) | 80 speakers (reported: 16% female / 59% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Kabyle | Kabyle | 262 hours (validated); 276 hours (total) | 693 speakers (reported: 22% female / 55% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Catalan | Catalan | 245 hours (validated); 295 hours (total) | 3,724 speakers (reported: 35% female / 43% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Taiwanese Mandarin | Taiwanese Mandarin | 42 hours (validated); 60 hours (total) | 1,108 speakers (reported: 26% female / 48% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Slovenian | Slovenian | 3 hour (validated); 6 hours (total) | 51 speakers (reported: 16% female / 80% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Italian | Italian | 85 hours (validated); 122 hours (total) | 4,292 speakers (reported: 18% female / 47% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Dutch | Dutch | 24 hours (validated); 33 hours (total) | 701 speakers (reported: 10% female / 66% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Hakha Chin | Hakha Chin | 2 hours (validated); 5 hours (total) | 290 speakers (reported: 20% female / 23% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Esperanto | Esperanto | 35 hours (validated); 41 hours (total) | 215 speakers (reported: 7% female / 70% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Estonian | Estonian | 10 hours (validated); 13 hours (total) | 230 speakers (reported: 38% female / 57% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Persian | Persian | 211 hours (validated); 255 hours (total) | 2,763 speakers (reported: 6% female / 78% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Basque | Basque | 65 hours (validated); 99 hours (total) | 638 speakers (reported: 23% female / 51% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Spanish | Spanish | 167 hours (validated); 221 hours (total) | 8,252 speakers (reported: 10% female / 55% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Mandarin | Mandarin (China) | 26 hours (validated); 31 hours (total) | 963 speakers (reported: 10% female / 64% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Mongolian | Mongolian | 9 hours (validated); 12 hours (total) | 296 speakers (reported: 25% female / 36% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Sakha | Sakha | 3 hours (validated); 6 hours (total) | 37 speakers (reported: 10% female / 54% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Dhivehi | Dhivehi | 6 hours (validated); 8 hours (total) | 101 speakers (reported: 64% female / 28% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Kinyarwanda | Kinyarwanda | <1 hours (validated); 17 hours (total) | 129 speakers (reported: 8% female / 41% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Swedish | Swedish | 5 hours (validated); 6 hours (total) | 99 speakers (reported: 8% female / 74% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Russian | Russian | 72 hours (validated); 76 hours (total) | 496 speakers (reported: 23% female / 71% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Indonesian | Indonesian | 3 hours (validated); 3 hours (total) | 56 speakers (reported: 4% female / 82% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Arabic | Arabic | 7 hours (validated); 12 hours (total) | 228 speakers (reported: 24% female / 48% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Tamil | Tamil | 3 hours (validated); 4 hours (total) | 91 speakers (reported: 10% female / 67% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Interlingua | Interlingua | 1 hours (validated); 3 hours (total) | 12 speakers (reported: 2% female / 94% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Portuguese | Portuguese | 27 hours (validated); 29 hours (total) | 354 speakers (reported: 2% female / 89% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Latvian | Latvian | 4 hours (validated); 6 hours (total) | 86 speakers (reported: 17% female / 64% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Japanese | Japanese | 3 hours (validated); 3 hours (total) | 52 speakers (reported: 0% female / 81% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Votic | Votic | <1 hours (validated); <1 hours (total) | 2 speakers (reported: 0% female / 0% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Abkhaz | Abkhaz | <1 hours (validated); <1 hours (total) | 3 speakers (reported: 2% female / 98% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Common Voice Chinese (Hong Kong) | Chinese (Hong Kong) | <1 hours (validated); <1 hours (total) | 15 speakers (reported: 24% female / 37% male) | https://voice.mozilla.org/en/datasets | CC-0 |
| Yesno | Hebrew | 6 mins | one male | http://www.openslr.org/1/ | CC-0 |
| LJ Speech Corpus | English | ~24 hours | one female | https://data.keithito.com/data/speech/LJSpeech-1.1.tar.bz2 | CC-0 |
| NST Danish ASR Database | Danish | 229,992 utterances | 616 speakers | original: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-19/, reorganized: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-55/ | CC-0 |
| NST Danish Dictation | Danish | 34,955 utterances | 151 speakers | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-20/ | CC-0 |
| NST Danish Speech Synthesis | Danish | 4,108 utterances | 1 male speaker | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-21/ | CC-0 |
| NST Swedish ASR Database | Swedish | 366,000 utterances | 1,000 speakers | original: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-16/, reorganized: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-56/ | CC-0 |
| NST Swedish Dictation | Swedish | 45,620 utterances | 195 speakers | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-17/ | CC-0 |
| NST Swedish Speech Synthesis | Swedish | 5,279 utterances | 1 male speaker | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-18/ | CC-0 |
| NST Norwegian ASR Database | Norwegian | 359,760 utterances | 980 speakers | original: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-13/, reorganized: https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-54/ | CC-0 |
| NST Norwegian Dictation | Norwegian | 33,360 utterances | 144 speakers | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-14/ | CC-0 |
| NST Norwegian Speech Synthesis | Norwegian | 5,363 utterances | 1 male speaker | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-15/ | CC-0 |
| NB Tale – Speech Database for Norwegian | Norwegian | 7,600 utterances + ~12 hours | 380 speakers | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-31/ | CC-0 |
| Norwegian Parliamentary Speech Corpus (v0.1) | Norwegian | ~59 hours | 203 speakers | https://www.nb.no/sprakbanken/en/resource-catalogue/oai-nb-no-sbr-58/ | CC-0 |
📜 CC-BY
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| ARU Speech Corpus | English (UK) | 720 utterances / speaker | 12 (6 femals; 6 male) | http://datacat.liverpool.ac.uk/681/1/ARU_Speech_Corpus_v1_0.zip | CC-BY 3.0 |
| Althingi Parliamentary Speech Corpus | Icelandic | 542 hours and 25 minutes | 196 speakers | http://www.malfong.is/index.php?dlid=73&lang=en | CC-BY 4.0 |
| Alþingisumræður Parliamentary Speech Corpus | Icelandic | ~21 hours | http://www.malfong.is/index.php?dlid=8&lang=en | CC-BY 3.0 | |
| Hjal Corpus | Icelandic | ~41,000 recordings | 883 speakers | http://www.malfong.is/index.php?dlid=5&lang=en | CC-BY 3.0 |
| The Malromur Corpus | Icelandic | 152 hours | 563 speakers | http://www.malfong.is/index.php?dlid=65&lang=en | CC-BY 4.0 |
| Telecooperation German Corpus for Kinect | German | ~35 hours | ~180 speakers | http://www.repository.voxforge1.org/downloads/de/german-speechdata-TUDa-2015.tar.gz | CC-BY 2.0 |
| African Speech Technology English-English Speech Corpus | English | ~21 hours | https://repo.sadilar.org/handle/20.500.12185/283 | CC-BY 2.5 South Africa | |
| African Speech Technology isiXhosa Speech Corpus | isiXhosa | ~26 hours | https://repo.sadilar.org/handle/20.500.12185/305 | CC-BY 2.5 South Africa | |
| NCHLT Afrikaans | Afrikaans | 56 hours | 210 speakers (98 female / 112 male) | https://repo.sadilar.org/handle/20.500.12185/280 | CC-BY 3.0 |
| NCHLT English | English | 56 hours | 210 speakers (100 female / 110 male) | https://repo.sadilar.org/handle/20.500.12185/274 | CC-BY 3.0 |
| NCHLT isiNdebele | isiNdebele | 56 hours | 148 speakers (78 female / 70 male) | https://repo.sadilar.org/handle/20.500.12185/272 | CC-BY 3.0 |
| NCHLT isiXhosa | isiXhosa | 56 hours | 209 speakers (106 female / 103 male) | https://repo.sadilar.org/handle/20.500.12185/279 | CC-BY 3.0 |
| NCHLT isiZulu | isiZulu | 56 hours | 210 speakers (98 female / 112 male) | https://repo.sadilar.org/handle/20.500.12185/275 | CC-BY 3.0 |
| NCHLT Sepedi | Sepedi | 56 hours | 210 speakers (100 female / 110 male) | https://repo.sadilar.org/handle/20.500.12185/270 | CC-BY 3.0 |
| NCHLT Sesotho | Sesotho | 56 hours | 210 speakers (113 female / 97 male) | https://repo.sadilar.org/handle/20.500.12185/278 | CC-BY 3.0 |
| NCHLT Setswana | Setswana | 56 hours | 210 speakers (109 female / 101 male) | https://repo.sadilar.org/handle/20.500.12185/281 | CC-BY 3.0 |
| NCHLT Siswati | Siswati | 56 hours | 197 speakers (96 female / 101 male) | https://repo.sadilar.org/handle/20.500.12185/271 | CC-BY 3.0 |
| NCHLT Tshivenda | Tshivenda | 56 hours | 208 speakers (83 female / 125 male) | https://repo.sadilar.org/handle/20.500.12185/276 | CC-BY 3.0 |
| NCHLT Xitsonga | Xitsonga | 56 hours | 198 speakers (95 female/103 male) | https://repo.sadilar.org/handle/20.500.12185/277 | CC-BY 3.0 |
| Lwazi II Cross-lingual Proper Name Corpus | Afrikaans; English; isiZulu; Sesotho | 2 hours 5 mins | 20 speakers | https://repo.sadilar.org/handle/20.500.12185/445 | CC-BY 3.0 |
| Lwazi II Proper Name Call Routing Telephone Corpus | English | 2 hours 7 mins | https://repo.sadilar.org/handle/20.500.12185/448 | CC-BY 3.0 | |
| Lwazi II Afrikaans Trajectory Tracking Corpus | Afrikaans | 4 hours | one male | https://repo.sadilar.org/handle/20.500.12185/442 | CC-BY 3.0 |
| LibriSpeech | English | ~1000 hours | 2484 speakers (1201 female / 1283 male) | http://www.openslr.org/12/ | CC-BY 4.0 |
| Zeroth-Korean | Korean | 52.8 hours | 115 speakers | http://www.openslr.org/40/ | CC-BY 4.0 |
| Speech Commands | English | 17.8 hours | >1,000 speakers | https://ai.googleblog.com/2017/08/launching-speech-commands-dataset.html | CC-BY 4.0 |
| ParlamentParla | Catalan | 320 hours | https://www.openslr.org/59/ | CC-BY 4.0 | |
| SIWIS | French | ~10 hours | one female | http://datashare.is.ed.ac.uk/download/DS_10283_2353.zip | CC-BY 4.0 |
| VCTK | English | 44 hours | 109 speakers | http://datashare.is.ed.ac.uk/download/DS_10283_3443.zip | CC-BY 4.0 |
| LibriTTS | English | 586 hours | 2,456 speakers (1,185 female / 1,271 male) | http://www.openslr.org/60/ | CC-BY 4.0 |
| Augmented LibriSpeech | Audio (English); Text (English, French) | 236 hours | https://persyval-platform.univ-grenoble-alpes.fr/datasets/DS91 | CC-BY 4.0 | |
| Helsinki Prosody Corpus | English | 262.5 hours | 1,230 speakers | https://github.com/Helsinki-NLP/prosody | CC-BY 4.0 |
| Tuva Speech Database | Norwegian | 24 hours | 40 speakers | https://www.nb.no/sprakbanken/show?serial=oai:nb.no:sbr-44&lang= | CC-BY 4.0 |
| COERLL Kʼicheʼ corpus | Kʼicheʼ | 34 minutes | ? speakers | https://cl.indiana.edu/~ftyers/resources/utexas-kiche-audio.tar.gz | CC-BY 4.0 |
| Timers and Such v0.1 | English (synthetic: US, real: various nationalities) | synthetic: 172 hours, real: 0.29 hours | 21 synthetic, 11 real | https://zenodo.org/record/4110812#.X9j0RmBOkYM | CC-BY 4.0 |
📜 CC-BY-SA
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| Iban | Iban | 8 hours | http://www.openslr.org/24/ https://github.com/sarahjuan/iban | CC-BY-SA 2.0 | |
| Vystadial | English; Czech | 41 hours; 15 hours | http://www.openslr.org/6/ | CC-BY-SA 3.0 US | |
| Free Spoken Digit Dataset | English | 2,000 isolated digits | 4 speakers | https://github.com/Jakobovski/free-spoken-digit-dataset | CC-BY-SA 4.0 |
| Google Javanese | Javanese | 296 hours | 1019 speakers | http://www.openslr.org/35/ | CC-BY-SA 4.0 |
| Google Nepali | Nepali | 165 hours | 527 speakers | http://www.openslr.org/54/ | CC-BY-SA 4.0 |
| Google Bengali | Bengali | 229 hours | 508 speakers | http://www.openslr.org/53/ | CC-BY-SA 4.0 |
| Google Sinhala | Sinhala | 224 hours | 478 speakers | http://www.openslr.org/52/ | CC-BY-SA 4.0 |
| Google Sundanese | Sundanese | 333 hours | 542 speakers | http://www.openslr.org/36/ | CC-BY-SA 4.0 |
| Spoken Wikipedia Corpus (SWC-2017) | English; German; Dutch | 182 hours; 249 hours; 79 hours | 395 speakers; 339 speakers; 145 speakers | https://nats.gitlab.io/swc/ | CC-BY-SA 4.0 |
| Chuvash TTS | Chuvash | 4 hours | 1 speaker | https://github.com/ftyers/Turkic_TTS | CC-BY-SA 4.0 |
| Forschergeist | German | 2 hours | 2 speakers (1 female; 1 male) | female speaker: https://goofy.zamia.org/zamia-speech/corpora/forschergeist/annettevogt-20180320-rec.tgz; male speaker: https://goofy.zamia.org/zamia-speech/corpora/forschergeist/timpritlove-20180320-rec.tgz | CC-BY-SA 4.0 |
| Malayalam Speech Corpus by SMC | Malayalam | 1:36 hours | 75 speakers (3 female, 12 male, 60 unidentified) | https://releases.smc.org.in/msc-reviewed-speech/ | CC-BY-SA 4.0 |
| Google Malayalam | Malayalam | 3.02 hours | 24 speakers | http://www.openslr.org/63/ | CC-BY-SA 4.0 |
📜 CC-BY-ND
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| IBM Recorded Debates v1 | English | 5 hours | 10 speakers | https://www.research.ibm.com/haifa/dept/vst/debating_data.shtml#Debate%20Speech%20Analysis | CC-BY-ND |
| IBM Recorded Debates v2 | English | ~14 hours | 14 speakers | https://www.research.ibm.com/haifa/dept/vst/debating_data.shtml#Debate%20Speech%20Analysis | CC-BY-ND |
📜 CC-BY-NC
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| TV3Parla | Catalan | 240 hours | http://laklak.eu/share/tv3_0.3.tar.gz | CC-BY-NC 4.0 | |
| Russian Open STT Corpus | Russian | ~10,000 hours public, ~10,000 more upon request | https://github.com/snakers4/open_stt/#links | CC-BY-NC 4.0 with some exceptions | |
| Russian Open TTS Corpus | Russian | 145 hours | 3 males | https://github.com/snakers4/open_tts/#links | CC-BY-NC 4.0 with some expections |
📜 CC-BY-NC-SA
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| CHiME-Home | English | 6.8 hours | https://archive.org/details/chime-home | CC-BY-NC-SA 3.0 | |
| Cameroon Pidgin English Corpus | Cameroon Pidgin English | ~17 hours | http://ota.ox.ac.uk/text/2563.zip | CC-BY-NC-SA 3.0 |
📜 CC-BY-NC-ND
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| Tatoeba-Eng | English | ~250 hours (rough estimate) | 6 speakers | https://voice.mozilla.org/en/datasets | CC BY-NC 4.0 (some audio) / CC BY-NC-ND 3.0 (most audio) / CC BY 2.0 (all text) |
| TED-LIUM | English | 118 hours | 685 speakers (36h female / 81h male) | http://www.openslr.org/7/ | CC-BY-NC-ND 3.0 |
| TED-LIUM-2 | English | 207 hours | 1242 speakers (66h female / 141h male) | http://www.openslr.org/19/ | CC-BY-NC-ND 3.0 |
| TED-LIUM-3 | English | 452 hours | 2028 speakers (134h female / 316h male) | http://www.openslr.org/51/ | CC-BY-NC-ND 3.0 |
| Pansori TEDxKR | Korean | 3 hours | 41 speakers | http://www.openslr.org/58/ | CC-BY-NC-ND 4.0 |
| Primewords Mandarin | Mandarin | 100 hours | 296 speakers | http://www.openslr.org/47/ | CC-BY-NC-ND 4.0 |
| MuST-C v1.0 | Audio (English); Text (Dutch, French, German, Italian, Portuguese, Romanian, Russian, Spanish) | 408, 504, 492, 465, 442, 385, 432, 489 hours per language pair | https://ict.fbk.eu/must-c-release-v1-0/ | CC-BY-NC-ND 4.0 |
📜 CDLA-Permissive
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| DiPCo | English | ~5 hours | 32 speakers (13 female; 19 male) | https://s3.amazonaws.com/dipco/DiPCo.tgz | CDLA-Permissive-1.0 |
📜 GNU General Public License
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| VoxForge | English | ~120 hours | ~2966 speakers | http://www.repository.voxforge1.org/downloads/en/Trunk/Audio/Main/16kHz_16bit/ https://voice.mozilla.org/en/datasets | GNU-GPL 3.0 |
| VoxForge | Russian | http://www.repository.voxforge1.org/downloads/ru/Trunk/Audio/Main/16kHz_16bit/ http://www.repository.voxforge1.org/downloads/Russian/Trunk/Audio/Main/16kHz_16bit/ | GNU-GPL 3.0 | ||
| VoxForge | German | http://www.repository.voxforge1.org/downloads/de/Trunk/Audio/Main/16kHz_16bit/ | GNU-GPL 3.0 |
📜 Apache License
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| AISHELL-1 | Mandarin | 170 hours | 400 speakers | http://www.openslr.org/33/ | Apache 2.0 |
| Tunisian_MSA | Modern Standard Arabic (Tunisia) | 11.2 hours | 118 speakers | http://www.openslr.org/46/ | Apache 2.0 |
| African Accented French | French | 22 hours | 232 speakers | http://www.openslr.org/57/ | Apache 2.0 |
| THCHS-30 | Mandarin Chinese | 33.57 hours (13,389 utterances) | 40 speakers (31 female; 9 male) | http://www.openslr.org/18/ | Apache 2.0 |
| Living Audio Dataset - Dutch | Dutch | 57:49 min | 1 speaker | https://github.com/Idlak/Living-Audio-Dataset | Apache 2.0 |
| Living Audio Dataset - English | English | 50:50 min | 1 speaker | https://github.com/Idlak/Living-Audio-Dataset | Apache 2.0 |
| Living Audio Dataset - Irish | Irish | 61:56 min | 1 speaker | https://github.com/Idlak/Living-Audio-Dataset | Apache 2.0 |
| Living Audio Dataset - Russian | Russian | 34:58 min | 1 speaker | https://github.com/Idlak/Living-Audio-Dataset | Apache 2.0 |
📜 MIT License
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| ALFFA | Amharic;Hausa (paid); Swahili; Wolof | http://www.openslr.org/25/ https://github.com/besacier/ALFFA_PUBLIC | MIT |
📜 BSD 3-Clause License
| CORPUS | LANGUAGES | # HOURS | # SPEAKERS | DOWNLOAD | LICENSE |
|---|---|---|---|---|---|
| M-AILABS German Corpus | German | 237 hours and 22 minutes | http://www.caito.de/data/Training/stt_tts/de_DE.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Queen's English Corpus | Queen's English | 45 hours and 35 minutes | http://www.caito.de/data/Training/stt_tts/en_UK.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS US English Corpus | American English | 102 hours and 7 minutes | http://www.caito.de/data/Training/stt_tts/en_US.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Spanish Corpus | Spanish Spanish | 108 hours and 34 minutes | http://www.caito.de/data/Training/stt_tts/es_ES.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Italian Corpus | Italian | 127 hours and 40 minutes | http://www.caito.de/data/Training/stt_tts/it_IT.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Ukrainian Corpus | Ukrainian | 87 hours and 8 minutes | http://www.caito.de/data/Training/stt_tts/uk_UK.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Russian Corpus | Russian | 46 hours and 47 minutes | http://www.caito.de/data/Training/stt_tts/ru_RU.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS French-v0.9 Corpus | French | 190 hours and 30 minutes | http://www.caito.de/data/Training/stt_tts/fr_FR.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) | |
| M-AILABS Polish Corpus | Polish | 53 hours and 50 minutes | http://www.caito.de/data/Training/stt_tts/pl_PL.tgz | M-AILABS LICENSE (a data-specific BSD 3-Clause License) |