org-drill has not been maintained in a long time. I would recommend org-srs[1], which admittedly may also one day not be maintained (single developer curse). Ho

org-drill has not been maintained in a long time. I would recommend org-srs[1], which admittedly may also one day not be maintained (single developer curse). However, I think it has some benefits over org-drill, the main one being it supports FSRS. [1] https://github.com/bohonghuang/org-srs https://github.com/bohonghuang/org-srs