Quackle (open-source project)

Quackle is a community-developed open-source Scrabble/word-game analysis program and AI. It provides a full graphical client (quackle.exe on Windows) alongside a powerful move-generation and search engine that can be used for play, analysis, and tournament-style simulation. Typical features include exhaustive move generation, heuristic and exact-search algorithms, Monte Carlo-style simulations for win-rate estimation, position analysis tools, and the ability to run computer opponents at configurable strengths.

The project has been maintained by volunteers and contributors for many years and is distributed freely under an open-source license. Quackle is aimed at players, researchers, and developers interested in Scrabble and related word games: it is used for studying move choices, training, automated play, and as a reference implementation of Scrabble AI techniques. Source code and binaries are made available from the project website and a public GitHub repository where community cont...