Google's Network Speech Synthesis: Bring your own Google API key and proxy
- Chrome/Google: https://source.chromium.org/chromium/chromium/src/+/main:LICENSE
- wav-audio-encoder-js: https://github.com/higuma/wav-audio-encoder-js/blob/master/LICENSE.txt
- All other code/content: WTFPLv2 https://en.wikipedia.org/wiki/WTFPL