List of voices available by the `say` command on OS X

voices.txt

Agnes               en_US    # Isn't it nice to have a computer that will talk to you?
Albert              en_US    #  I have a frog in my throat. No, I mean a real frog!
Alex                en_US    # Most people recognize me by my voice.
Alice               it_IT    # Salve, mi chiamo Alice e sono una voce italiana.
Alva                sv_SE    # Hej, jag heter Alva. Jag är en svensk röst.
Amelie              fr_CA    # Bonjour, je m’appelle Amelie. Je suis une voix canadienne.
Anna                de_DE    # Hallo, ich heiße Anna und ich bin eine deutsche Stimme.
Bad News            en_US    # The light you see at the end of the tunnel is the headlamp of a fast approaching train.
Bahh                en_US    # Do not pull the wool over my eyes.
Bells               en_US    # Time flies when you are having fun.
Boing               en_US    # Spring has sprung, fall has fell, winter's here and it's colder than usual.
Bruce               en_US    # I sure like being inside this fancy computer
Bubbles             en_US    # Pull the plug! I'm drowning!
Carmit              he_IL    # שלום. קוראים לי כרמית, ואני קול בשפה העברית.
Cellos              en_US    # Doo da doo da dum dee dee doodly doo dum dum dum doo da doo da doo da doo da doo da doo da doo
Damayanti           id_ID    # Halo, nama saya Damayanti. Saya berbahasa Indonesia.
Daniel              en_GB    # Hello, my name is Daniel. I am a British-English voice.
Deranged            en_US    # I need to go on a really long vacation.
Diego               es_AR    # Hola, me llamo Diego y soy una voz española.
Ellen               nl_BE    # Hallo, mijn naam is Ellen. Ik ben een Belgische stem.
Fiona               en-scotland # Hello, my name is Fiona. I am a Scottish-English voice.
Fred                en_US    # I sure like being inside this fancy computer
Good News           en_US    # Congratulations you just won the sweepstakes and you don't have to pay income tax again.
Hysterical          en_US    # Please stop tickling me!
Ioana               ro_RO    # Bună, mă cheamă Ioana . Sunt o voce românească.
Joana               pt_PT    # Olá, chamo-me Joana e dou voz ao português falado em Portugal.
Junior              en_US    # My favorite food is pizza.
Kanya               th_TH    # สวัสดีค่ะ ดิฉันชื่อKanya
Karen               en_AU    # Hello, my name is Karen. I am an Australian-English voice.
Kathy               en_US    # Isn't it nice to have a computer that will talk to you?
Kyoko               ja_JP    # こんにちは、私の名前はKyokoです。日本語の音声をお届けします。
Laura               sk_SK    # Ahoj. Volám sa Laura . Som hlas v slovenskom jazyku.
Lekha               hi_IN    # नमस्कार, मेरा नाम लेखा है.Lekha[[FEMALE_NAME]]मै हिंदी मे बोलने वाली आवाज़ हूँ.
Luciana             pt_BR    # Olá, o meu nome é Luciana e a minha voz corresponde ao português que é falado no Brasil
Mariska             hu_HU    # Üdvözlöm! Mariska vagyok. Én vagyok a magyar hang.
Mei-Jia             zh_TW    # 您好，我叫美佳。我說國語。
Melina              el_GR    # Γεια σας, ονομάζομαι Melina. Είμαι μια ελληνική φωνή.
Milena              ru_RU    # Здравствуйте, меня зовут Milena. Я – русский голос системы.
Moira               en_IE    # Hello, my name is Moira. I am an Irish-English voice.
Monica              es_ES    # Hola, me llamo Monica y soy una voz española.
Nora                nb_NO    # Hei, jeg heter Nora. Jeg er en norsk stemme.
Paulina             es_MX    # Hola, me llamo Paulina y soy una voz mexicana.
Pipe Organ          en_US    # We must rejoice in this morbid voice.
Princess            en_US    # When I grow up I'm going to be a scientist.
Ralph               en_US    # The sum of the squares of the legs of a right triangle is equal to the square of the hypotenuse.
Samantha            en_US    # Hello, my name is Samantha. I am an American-English voice.
Sara                da_DK    # Hej, jeg hedder Sara. Jeg er en dansk stemme.
Satu                fi_FI    # Hei, minun nimeni on Satu. Olen suomalainen ääni.
Sin-ji              zh_HK    # 您好，我叫 Sin-ji。我講廣東話。
Tarik               ar_SA    # مرحبًا اسمي Tarik. أنا عربي من السعودية.
Tessa               en_ZA    # Hello, my name is Tessa. I am a South African-English voice.
Thomas              fr_FR    # Bonjour, je m’appelle Thomas. Je suis une voix française.
Ting-Ting           zh_CN    # 您好，我叫Ting-Ting。我讲中文普通话。
Trinoids            en_US    # We cannot communicate with these carbon units.
Veena               en_IN    # Hello, my name is Veena. I am an Indian-English voice.
Vicki               en_US    # Isn't it nice to have a computer that will talk to you?
Victoria            en_US    # Isn't it nice to have a computer that will talk to you?
Whisper             en_US    # Pssssst, hey you, Yeah you, Who do ya think I'm talking to, the mouse?
Xander              nl_NL    # Hallo, mijn naam is Xander. Ik ben een Nederlandse stem.
Yelda               tr_TR    # Merhaba, benim adım Yelda. Ben Türkçe bir sesim.
Yuna                ko_KR    # 안녕하세요. 제 이름은 Yuna입니다. 저는 한국어 음성입니다.
Zarvox              en_US    # That looks like a peaceful planet.
Zosia               pl_PL    # Witaj. Mam na imię Zosia, jestem głosem kobiecym dla języka polskiego.
Zuzana              cs_CZ    # Dobrý den, jmenuji se Zuzana. Jsem český hlas.

Allison and Samanta are close to Siri voice. Both are downloadable from Speech content.

+1 for this topic
in browser if you select some text and choose "Speak" in contextual menu - you will here a nice Siri voice
and apparently this voice is not available in the list of voices speechSynthesis.getVoices() :/

say -v cello droid

say -v Agnes              " Isn't it nice to have a computer that will talk to you?"
say -v Albert                 "  I have a frog in my throat. No, I mean a real frog!"
say -v Alex                   " Most people recognize me by my voice."
say -v Alice                  " Salve, mi chiamo Alice e sono una voce italiana."
say -v Alva                   " Hej, jag heter Alva. Jag är en svensk röst."
say -v Amelie                  " Bonjour, je m’appelle Amelie. Je suis une voix canadienne."
say -v Anna                   " Hallo, ich heiße Anna und ich bin eine deutsche Stimme."
say -v Bad News               " The light you see at the end of the tunnel is the headlamp of a fast approaching train."
say -v Bahh                    " Do not pull the wool over my eyes."
say -v Bells                  " Time flies when you are having fun."
say -v Boing                  " Spring has sprung, fall has fell, winter's here and it's colder than usual."
say -v Bruce                  " I sure like being inside this fancy computer"
say -v Bubbles                " Pull the plug! I'm drowning!"
say -v Carmit                 " שלום. קוראים לי כרמית, ואני קול בשפה העברית."
say -v Cellos                 " Doo da doo da dum dee dee doodly doo dum dum dum doo da doo da doo da doo da doo da doo da doo"
say -v Damayanti              " Halo, nama saya Damayanti. Saya berbahasa Indonesia."
say -v Daniel                 " Hello, my name is Daniel. I am a British-English voice."
say -v Deranged              " I need to go on a really long vacation."
say -v Diego                   " Hola, me llamo Diego y soy una voz española."
say -v Ellen                   " Hallo, mijn naam is Ellen. Ik ben een Belgische stem."
say -v Fiona                " Hello, my name is Fiona. I am a Scottish-English voice."
say -v Fred                    " I sure like being inside this fancy computer"
say -v Good News               " Congratulations you just won the sweepstakes and you don't have to pay income tax again."
say -v Hysterical              " Please stop tickling me!"
say -v Ioana                   " Bună, mă cheamă Ioana . Sunt o voce românească."
say -v Joana                   " Olá, chamo-me Joana e dou voz ao português falado em Portugal."
say -v Junior                  " My favorite food is pizza."
say -v Kanya                   " สวัสดีค่ะ ดิฉันชื่อKanya"
say -v Karen                   " Hello, my name is Karen. I am an Australian-English voice."
say -v Kathy                   " Isn't it nice to have a computer that will talk to you?"
say -v Kyoko                   " こんにちは、私の名前はKyokoです。日本語の音声をお届けします。"
say -v Laura                   " Ahoj. Volám sa Laura . Som hlas v slovenskom jazyku."
say -v Lekha                   " नमस्कार, मेरा नाम लेखा है.Lekha[[FEMALE_NAME]]मै हिंदी मे बोलने वाली आवाज़ हूँ."
say -v Luciana                 " Olá, o meu nome é Luciana e a minha voz corresponde ao português que é falado no Brasil"
say -v Mariska                 " Üdvözlöm! Mariska vagyok. Én vagyok a magyar hang."
say -v Mei-Jia                 " 您好，我叫美佳。我說國語。"
say -v Melina                  " Γεια σας, ονομάζομαι Melina. Είμαι μια ελληνική φωνή."
say -v Milena                  " Здравствуйте, меня зовут Milena. Я – русский голос системы."
say -v Moira                   " Hello, my name is Moira. I am an Irish-English voice."
say -v Monica                  " Hola, me llamo Monica y soy una voz española."
say -v Nora                    " Hei, jeg heter Nora. Jeg er en norsk stemme."
say -v Paulina                 " Hola, me llamo Paulina y soy una voz mexicana."
say -v Pipe Organ              " We must rejoice in this morbid voice."
say -v Princess                " When I grow up I'm going to be a scientist."
say -v Ralph                   " The sum of the squares of the legs of a right triangle is equal to the square of the hypotenuse."
say -v Samantha                " Hello, my name is Samantha. I am an American-English voice."
say -v Sara                    " Hej, jeg hedder Sara. Jeg er en dansk stemme."
say -v Satu                    " Hei, minun nimeni on Satu. Olen suomalainen ääni."
say -v Sin-ji                  " 您好，我叫 Sin-ji。我講廣東話。"
say -v Tarik                   " مرحبًا اسمي Tarik. أنا عربي من السعودية."
say -v Tessa                   " Hello, my name is Tessa. I am a South African-English voice."
say -v Thomas                  " Bonjour, je m’appelle Thomas. Je suis une voix française."
say -v Ting-Ting               " 您好，我叫Ting-Ting。我讲中文普通话。"
say -v Trinoids                " We cannot communicate with these carbon units."
say -v Veena                   " Hello, my name is Veena. I am an Indian-English voice."
say -v Vicki                   " Isn't it nice to have a computer that will talk to you?"
say -v Victoria                " Isn't it nice to have a computer that will talk to you?"
say -v Whisper                 " Pssssst, hey you, Yeah you, Who do ya think I'm talking to, the mouse?"
say -v Xander                  " Hallo, mijn naam is Xander. Ik ben een Nederlandse stem."
say -v Yelda                   " Merhaba, benim adım Yelda. Ben Türkçe bir sesim."
say -v Yuna                    " 안녕하세요. 제 이름은 Yuna입니다. 저는 한국어 음성입니다."
say -v Zarvox                  " That looks like a peaceful planet."
say -v Zosia                   " Witaj. Mam na imię Zosia, jestem głosem kobiecym dla języka polskiego."
say -v Zuzana                  "Dobrý den, jmenuji se Zuzana. Jsem český hlas."

The worst one is Bells. It gives me nightmares.

The worst one is Bells. It gives me nightmares.

@nikitaosx Then try Bahh...

while read line; do
  VOICE=$(echo $line | awk -F " +" '{print $1}');
  TEXT=$(echo $line | cut -d "#" -f 2);
  echo "VOICE: $VOICE";
  say -v $VOICE "My name is $VOICE. $TEXT";
done < <(curl https://gist.githubusercontent.com/mculp/4b95752e25c456d425c6/raw/01dc37abb4bf100c7966e1d0b1e320d90333fd0b/voices.txt)

this just a dump of say -v ?. nothing special

Zarvox really does sound like the voice used in Vengaboys - That Computer Song. I just made it say the lyrics as-is and it sounds pretty close :D

It's 2024 and I noticed some changes in the voices:

• Ting-Ting was renamed to TingTing, Pipe Organ was renamed to just Organ
  Voices removed:
  Alex, Fiona, Diego, Deranged, Ellen, Hysterical, Princess, Tarik, Veena, Victoria
  Voices Added:
  Amira, Daria, Wobble, Eddy, Flo, Grandma, Grandpa, Jester, Jacques, Lana, Lesya, Linh, Majed, Tünde, Montse, Superstar, Reed, Rishi, Rocko, Sandy, Shelley
• some voices now have "Enhanced" versions

It's 2024 and I noticed some changes in the voices:

* `Ting-Ting` was renamed to `TingTing`, `Pipe Organ` was renamed to just `Organ`
  Voices removed:
  `Alex, Fiona, Diego, Deranged, Ellen, Hysterical, Princess, Tarik, Veena, Victoria`
  Voices Added:
  `Amira, Daria, Wobble, Eddy, Flo, Grandma, Grandpa, Jester, Jacques, Lana, Lesya, Linh, Majed, Tünde, Montse, Superstar, Reed, Rishi, Rocko, Sandy, Shelley`

* some voices now have "Enhanced" versions

I found the removal of Deranged few months ago, and I am actually sobbing. I really wanted to hear the Deranged sounds lol

It's 2024 and I noticed some changes in the voices:

'Hysterical' is still there, it was just renamed to 'Jester'.