Self‑custodial subscription management NFTs

Tokenized sovereign bond ETFs on‑chain

Multi‑party computation (MPC) wallet networks

Climate prediction markets

Wildlife conservation impact tokens

Programmable NFTs that evolve with wallet activity

Supply‑chain tracking for 3D‑printed parts

AI‑dataset bounty marketplaces

Dynamic carbon offset futures powered by KlimaDAO 2.0

Data‑availability layers for modular rollups