* '''Notes''': used at all major events, including the [[National SCRABBLE Championship]], [[National School SCRABBLE Championship]] and [[Canadian National SCRABBLE Championship]]. It has a very rich set of features, but most directors need some help at first learning to use its command-line interface.
== Study tools Licensed software ==
Note: the Technology Committee does not evaluate or endorse the various study tools availableThe following software contain licensed copies of NASPA word lists, but has provided a list here have not beencertified for information purposes onlycompetitive use.
=== Game analysis =Unlicensed software ==
; [http://www.quackle.org Quackle]: developed by [[Jason Katz-Brown]] and [[John O'Laughlin]], The following software is the strongest SCRABBLE playing program in the world. It is used by many players for trainingneither certified nor licensed, and but may be of interest to analyze their games to improve their future playourmembers.
; Maven=== [http://www.quackle.org Quackle] ===* '''Features''': anagramming, game analysis, game play* '''Developers''': developed by [[Brian SheppardJason Katz-Brown]], is also a strong program[[John O'Laughlin]], but was withdrawn from the market when its rights were sold to [[HasbroJohn Fultz]]* '''Systems''': Linux, macOS, Windows* '''Notes''': Strongest SCRABBLE playing program in the world. Sheppard continues It is used by many players for training, and to develop the program, a branch of which was available briefly from Hasbro in CD-ROM formanalyze their games to improve their future play.
=== Maven ===
* '''Features''': game analysis, game play
* '''Developer''': [[Brian Sheppard]]
* '''Systems''': macOS, Windows
* '''Notes''': Withdrawn from market when rights sold to Hasbro for use in its short-lived CD-ROM
== Legacy Software ==