Open-source alternatives starting with Y 16 in total.
- Yahoo Mail alternatives
- Yahoo Search alternatives
- Yandex Metrica alternatives
- Yandex Search alternatives
- Yellow.ai alternatives
- Yellowbrick alternatives
- Yellowfin alternatives
- YNAB alternatives
- Yola alternatives
- You.com alternatives
- YouCanBookMe alternatives
- Youform alternatives
- YouTrack alternatives
- YouTube alternatives
- YouTube Music alternatives
- YouTube TV alternatives