Alternative TTS plugins for Unity - unitycoder/UnityRuntimeTextToSpeech GitHub Wiki
(haven't tested these, listed just as an reference)
Windows
FREE
- https://github.com/Macoron/piper.unity (Unity3d port of Piper text-to-speech (TTS) library)
- https://github.com/nixon-voxell/UnityTTS (fastspeech tensorflow)
- https://github.com/unitycoder/tiktok-tts-unity (uses webrequest, unofficial)
- https://github.com/unitycoder/webgl-js-TTS (webgl uses js tts)
- https://github.com/kurtdekker/UnitySAM
- https://forum.unity.com/threads/text-to-speech-dll-for-windows-desktop.56038/
- https://chadweisshaar.com/blog/2015/07/02/microsoft-speech-for-unity/
- http://www.finalmarco.com/2016/01/02/text-speech-unity-5/
- https://github.com/Gerald-Chuah/Unity-TextToSpeech
- wrapper https://github.com/mastertostar/Csharp-espeak-tts
- https://github.com/voxell-tech/UnityTTS
- https://github.com/keijiro/UnityRustTts
- https://github.com/unitycoder/UnityRuntimeTextToSpeech (this current repo, uses eSpeak)
PAID
- https://github.com/mapluisch/OpenAI-Text-To-Speech-for-Unity
- https://forum.unity.com/threads/rt-voice-run-time-text-to-speech-solution.340046/
- search TTS https://assetstore.unity.com/?q=TTS&orderBy=0
- https://github.com/ActiveNick/Unity-Text-to-Speech
- https://assetstore.unity.com/packages/tools/integration/dislectek-192133
- https://github.com/Lingotion/lingotion-thespeon-unity (has some free voices?)
- https://www.readspeaker.com/blog/unity-text-to-speech-plugin/
Android
- https://github.com/simplygamedev/UnityTTSEngine
- TTS and STT https://github.com/PingAK9/Speech-And-Text-Unity-iOS-Android