Your page works nicely. I am making the 'hardware' version, a sentence-based multilingual audio player, maybe you find it interesting:

https://photos.google.com/share/AF1QipPPzL7dZnJ9CzHblHCLtJJT...

Some more details about the software toolchain for preparing files here, the idea is to turn any native audio/video into bilingual, sentence-based materials for studying.

https://forum.language-learners.org/viewtopic.php?f=14&t=716...

The toolchain will also prepare nice bilingual texts: http://smallworld.press/show_hn.html

There are social media links on http://smallworld.press/ if you want to be updated.