- Waa by Xing (143 features)
- Waku by Xing (141 features)
- Wally Toxic by Various (91 features)
- Wanya by Fenhl (76 features)
- Wara by huna (38 features)
- Waroc by Kalro (Waroc for "Rushing River") (1 feature)
- Waysignig by Sheidhaf (19 features)
- Weakwan by O. Duke (117 features)
- Wenedyk by Jan van Steenbergen (101 features)
- Wenja by Andrew Byrd, Brenna Byrd (46 features)
- westcontinental Ngyamkyehe language by kk1234567890y (99 features)
- Westlandish by Rhebeqah (114 features)
- Westron by Rhebeqah (34 features)
- Wexelgwe by Xavier Andéluz (81 features)
- Wihri by Kenneth Nyman (49 features)
- Wikilret by dragar (16 features)
- Wilas by Solarius (95 features)
- Wild Tongue by Rhebeqah (16 features)
- Wirid by Kenneth Nyman (39 features)
- Wistanian by Paul A. Daly (116 features)
- WNBA by Flush (72 features)
- Wooshe by Shair A (16 features)
- Workinprogressian by Brv (89 features)