Crosswords
- Crosshare: Crossword Puzzles / Creator
- BestCrosswords: Crossword Puzzles
- Hovercats: Multiplayer Crosswords / Discord
- Truncate: Crossword Strategy Game
- Regex Crossword, 2: Regex Crosswords
- Web Paint-by-Number or Nonograms.org: Graphic Crosswords (Nonograms)
- Crossword Labs, Exet, Crosserville, Puzzlemaker or XWords: Crossword Creators / Editors