Now UI Kit - A beautiful Bootstrap 4 UI kit. Yours free.
thirdweb - thirdweb is an ecosystem of SDKs, dev tools, and dashboards that help teams build and manage web3 apps. Deploy custom or pre-built contracts to ETH, MATIC, AVAX, & more.
Bots UI Kit - Fully customizable Sketch UI Kit for Messenger Platform
Nicegram - The all-in-one AI-enhanced Telegram client elevating your conversations!
Landing UI Kit - Handcrafted UI components for landing pages
Phaver - Web3 enables shared ownership and rewarding actual contributions.