Backranq — Your games → your puzzles

Connect by username (public games). Filter games, then generate puzzles from blunders and missed wins.

Link your Lichess/Chess.com usernames in Settings to sync games.

1) Fetch games

2) Games

Fetch games to see them here.

2b) Game viewer (PGN)

Pick a game to view its PGN.

3) Analyze → puzzles

4) Puzzles

Generate puzzles to see them here.