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.