fossui vs forui for Flutter
Both are non-Material Flutter component sets. Here is the honest trade-off, not a sales pitch.
forui
fossui
Design language
Own visual language
coss/Cal.com-inspired, superellipse corners
Theming
Theme object per app
Single FossThemeData, semantic tokens, retheme globally
Ecosystem
Established community
Live playground + theme builder + preview-rich docs
Catalog size
Bigger catalog, more releases
21 components shipped, actively growing
forui has a bigger catalog and a more established community today. fossui leans on coss/Cal.com design polish, single-source semantic theming, and a live playground with a theme builder alongside preview-rich docs.