Magit status buffer is very good at interactively selecting patches
(for commiting, restoring, etc., aka, "s" keybinding in magit-status-mode).
That's essentially the only thing I miss for migrating from git and magit to jujutsu.
This script turns Magit into jujutsu's diff-editor.
With this, you can use Magit to interactively selecting patches for jj commit -i, jj split -i, jj restore -i etc.