Hi all, Pahzzles is hosting a puzzle contest which includes Sudoku variants as well as non-Sudoku logic puzzles. It will start at June 19, 2026 17:00 UTC and will be open for 2 weeks. The rules for each puzzle aim to be novel. There is a range of difficulties from beginner-friendly to extremely challenging. The puzzles are all meant to be solved directly in the browser. The site requires registration but no additional contest registration is required to participate in the contest.
Contest link: https://pahzzles.com/contests/8
Sample previous contest: https://pahzzles.com/contests/7
More sample Sudoku variants: https://pahzzles.com/daily (note: the actual contest will have new variant rules different from these)
Happy solving!