Ciyue
Ciyue is a free, open-source education app for Android. A simple mdict dictionary. It has 619 GitHub stars and is released under the MIT license, and you can install it from F-Droid.
- Android
- Desktop
- Flutter
- Education & language
- Actively maintained
About Ciyue
Ciyue is a simple mdict dictionary. Features: * Support MDX/MDD * Support multiple dictionaries search and display * Support Material You * AI Translate (Support OpenAI, Gemini, Deepseek...) * Support reading aloud * Bookmarking words to the word book
Privacy and F-Droid
F-Droid builds Ciyue from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
- Relies on a non-free network service
Screenshots
Screenshots from the app's F-Droid listing.
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What is Ciyue?
Ciyue is a free, open-source education app for Android. A simple mdict dictionary. It has 619 GitHub stars and is released under the MIT license, and you can install it from F-Droid.
Is Ciyue free and open source?
Yes. Ciyue's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free. F-Droid flags these anti-features on its latest build: relies on a non-free network service.
How do I install Ciyue?
You can install Ciyue from F-Droid (package org.eu.mumulhl.ciyue); the links are on this page. Its GitHub repository also publishes releases (latest: v1.23.2).
Is Ciyue still maintained?
The repository's most recent commit was on Oct 8, 2026. Its F-Droid listing was last updated on Sep 3, 2026. appsgit only lists apps whose repository had a commit in the last six months.