OpenSea
The world's largest NFT marketplace supporting 22+ blockchains with built-in no-code minting tools.
NFT Tools
Marketplaces
Free Available
🔥 Trending
Pricing
Free Available
Platforms
Web, iOS, Android
API Access
Yes
Founded
2017
Overview
OpenSea is the leading multi-chain NFT marketplace, rebuilt in 2025 as OS2 — a unified platform combining NFT trading with token swaps. It supports 22+ blockchains, offers OpenSea Studio for no-code minting, and uses the open-source Seaport Protocol. Suitable for beginners and experienced collectors alike, with a mobile app and comprehensive API.
Key Features
- Multichain trading across 22+ networks including Ethereum, Polygon, Solana, Base, and Arbitrum
- OS2 platform (launched May 2025) combines NFT marketplace with token swap functionality
- OpenSea Studio allows no-code minting of ERC-721 and ERC-1155 collections
- Seaport Protocol: open-source, gas-optimized smart contract for secure trading
- SEA token launching Q1 2026 with 50% community allocation and fee discounts
- Real-time price data, rarity rankings, and collection analytics dashboard
- MoonPay and credit card fiat on-ramp for NFT purchases
Pricing Plans
Free
$0/mo
- Browse and discover NFTs for free across 22+ blockchains
- 1% trading fee on all NFT sales
- Creator royalties optional — up to 10% per collection
- OpenSea Studio: no-code NFT minting and collection creation
- Token swaps with 0.85% fee via OS2 unified interface
