2026-08-01 crawl · observed, not inferred
Technology used by sudoku.coach
sudoku.coach is by far the best Sudoku app/website. Here you can solve Sudokus, learn new techniques, practice those, print out Sudokus on paper and much more.
9
technologies detected
Full detected stack
Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.
Miscellaneous
Programming languages
Web servers
Font scripts
Performance
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