Credits and licenses

This app uses free data, fonts and code from other projects. Thank you to their authors. Each entry shows the source and its license.

Dictionaries and word lists

CC-CEDICT · CC BY-SA 4.0
English translations and dictionary lookup.
HanDeDict · CC BY-SA 2.0 DE
German translations and dictionary lookup.
Make Me a Hanzi · LGPL-3.0
Character breakdown: radicals, components and etymology.
complete-hsk-vocabulary · MIT
HSK 2.0 and HSK 3.0 word lists.
FrequencyWords · CC BY-SA 4.0
Word frequency: the order of new words and the ranking of translations. The lists come from OpenSubtitles. We filtered the Chinese, English and German lists and use the first 8,000 entries of each. Our changed lists also have the CC BY-SA 4.0 license.
mp3-chinese-pinyin-sound · Public domain (Unlicense)
Recordings of the pinyin syllables.
studycli.org Chinese grammar guide · © studycli.org
Example sentences of the grammar list.

Chart.js · MIT
Charts on the Stats page.
html2canvas · MIT
Screenshots in the issue report dialog.
Tailwind CSS · MIT
Page styles.
Plus Jakarta Sans · OFL-1.1
Font for Latin text.
Noto Sans SC · OFL-1.1
Font for Chinese text. We use a subset of the characters.

The repository has the full list in THIRD_PARTY_NOTICES.md.