GNU Aspell

Free and Open Source spell checker.

Website: http://aspell.net/
Platforms supported: Win32, Linux
Headers to include: aspell.bi
Header version: 0.60.6.1

Example
   '' GNU-ASspell example, converted from http://aspell.net/win32/

   #include Once "aspell.bi"

   Dim As AspellConfig Ptr spell_config = new_aspell_config()

   '' Change this to suit the installed dictionary language if desired
   aspell_config_replace(spell_config, "lang", "en_CA")

   '' Create speller object
   Dim As AspellCanHaveError Ptr possible_err = new_aspell_speller(spell_config)
   If (aspell_error_number(possible_err) <> 0) Then
      Print *aspell_error_message(possible_err)
      End 1
   End If
   Dim As AspellSpeller Ptr speller = to_aspell_speller(possible_err)

   Dim As String word
   Do
      Print 
      Input "Enter a word (blank to quit): ", word
      If (Len(word) = 0) Then
         Exit Do
      End If

      If (aspell_speller_check(speller, StrPtr(word), Len(word)) <> 0) Then
         Print "Word is Correct"
      Else
         Print "Suggestions:"
         Dim As AspellStringEnumeration Ptr elements = _
            aspell_word_list_elements(aspell_speller_suggest(speller, StrPtr(word), Len(word)))
         Do
            Dim As Const ZString Ptr w = aspell_string_enumeration_next(elements)
            If (w = 0) Then
               Exit Do
            End If
            Print "   "; *w
         Loop
         delete_aspell_string_enumeration(elements)
      End If

      ' - Report the replacement
      'aspell_speller_store_repl(speller, misspelled_word, size,
      '                          correctly_spelled_word, size);

      ' - Add to session or personal dictionary
      'aspell_speller_add_to_session|personal(speller, word, size)
   Loop

   delete_aspell_speller(speller)

