XWord is an interactive crossword solving program with support for all major puzzle formats.
- Supported formats:
- Diagramless puzzles
- Rebus puzzles
- Circled and shaded squares
- Unconventional numbering schemes
- Clues in directions (and shapes) other than straight Across and Down
- Formatted clue text
- Background images
- Puzzles with scrambled or missing solutions
- A timer
- Checking and revealing letters
- Many configuration options, including
- Extensible via the Lua programming language.