https://github.com/novincode/lexkit ~https://github.com/TypeCellOS/BlockNote (https://github.com/YousefED is or was very active in the space, especially collaboration)~ (just saw your issue)
https://github.com/novincode/lexkit
https://github.com/TypeCellOS/BlockNote(just saw your issue)(https://github.com/YousefED is or was very active in the space, especially collaboration)