CC-CEDICT
CC BY-SA 4.0
pinyin
MIT License
https://github.com/lxyu/pinyin
hanziconv
Apache 2.0
https://pypi.org/project/hanziconv/
googletrans
MIT License
https://pypi.org/project/googletrans/
DeepHorizons/tts
https://github.com/DeepHorizons/tts
gTTS
MIT License
https://pypi.org/project/gTTS/
pycedict
BSD-3-Clause License
https://github.com/jdillworth/pycedict
jieba
MIT License
https://github.com/fxsjy/jieba
cmn-audio
CC-by-sa
Also view
http://shtooka.net/download.php
http://packs.shtooka.net/cmn-caen-tan/readme.txt
https://github.com/hugolpz/audio-cmn
Chinese Sentence
CC BY 2.0 FR.
https://tatoeba.org/eng/terms_of_use#section-6
Anki-Chinese-Vocabulary-Generator
Mani