Estonia has published its online classroom software, Schoolaby, as free and open source software under the EUPL licence. While this category of software attracted a lot of interest during the COVID lockdowns, the developers highlight that it can also assist with schooling for children who are absent due to illness or for other reasons.
Maybe the authors haven’t thought that online learning is here to stay. Not in the sense that it will replace the classroom or the teacher but rather to be of extra help – student who would like to investigate more; others who would need more time to understand; others who didn’t understand because in the class some students were unruly, or they had interruptions…