Music
By Cyberwave-Orchestra, NickPanek, MarkJuly, Sonican and chill_background on Pixabay, under the Pixabay Content License. Cut to one-minute loops.
- Menu songs by Cyberwave-Orchestra: Bouncy “Upbeat Background Loop - Casual Video Game Music”, Bright “Puzzle Game Loop - Bright Casual Video Game Music”, Playful “Playful Fun - Uplifting Adventure Music”, Adventure “Adventure Game Loop - Fun and Uplifting Background Music”.
- Action games “Fast-Paced Chiptune Song for Video Games” by NickPanek.
- Arcade games “Fun Game - Upbeat Happy Video Game Music” by Cyberwave-Orchestra.
- Board games “Upbeat Whistle Ukulele (That Good Feeling)” by MarkJuly.
- Thinking games “Uplifting Optimistic Music” by Sonican.
- Relaxed games “Radar” by chill_background.
Word meanings
From WordNet 3.1, Princeton University, under the WordNet License:
WordNet 3.1 Copyright 2011 by Princeton University. All rights reserved.
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WordNet 3.1 Copyright 2011 by Princeton University. All rights reserved.
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Word meanings in the app are short extracts from WordNet, shortened and some rewritten for players.
Word lists
The dictionary that checks words in Word Vault and Word Wheel is the ENABLE word list (Enhanced North American Benchmark Lexicon), placed in the public domain.
Fonts
- League Spartan Copyright 2020 The League Spartan Project Authors (github.com/theleagueof/league-spartan). Licensed under the SIL Open Font License 1.1.
- Luckiest Guy Copyright (c) 2010 by Brian J. Bonislawsky DBA Astigmatic (AOETI). All rights reserved. Available under the Apache License 2.0.
On this site
- Icons Lucide, under the ISC License.


