Django Query Inspector 12 years ago
https://github.com/mtford90/silk doesn't do aggregates but you can sort etc.
HN user
https://github.com/mtford90/silk doesn't do aggregates but you can sort etc.
Theres also silk (https://github.com/mtford90/silk) which was posted recently. It doesnt seem to do the duplicate detection as yours does but does provide a UI and works with APIs. Also gives you a history.