Kalba is a language learning tool based on the idea of sentence mining.
It allows you to seamlessly integrate consuming media, getting definitions, and adding flashcards. Kalba is designed to be extensible so that users can configure it for any language. However, it also comes with out of the box support for several languages, with more planned.
This is free and open source software.
Key Features
- Use websites, files or the clipboard as input.
- Automatically fetch definitions (with prebuilt and custom dictionaries).
- Automatically export words to Anki.
- Automatically detect words known based on Anki ratings .
- Automatically parse grammar details.
- Very customizable.
- Cross-platform support – runs under Linux, macOS, and Windows.
Website: github.com/BrewingWeasel/Kalba
Support:
Developer: BrewingWeasel
License: GNU General Public License v3.0

Kalba is written in Rust. Learn Rust with our recommended free books and free tutorials.
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| Kalba | Language learning tool based on the idea of sentence mining. |
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| Glossaico | Language learning application based on LibreLingo |
Read our verdict in the software roundup.
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