OpenSea

Focus

OpenSea is a multichain NFT marketplace.

 Nuts and bolts

• Over 200 categories of digital assets including art, photography, collectibles, domain names, music, sports, virtual worlds, and trading cards.
• The marketplace charges 2.5% per transaction. The creator can charge 10% royalty when resold.
• Gas fees only apply when an NFT is sold. 
• It accepts over 150 different tokens as payment methods but does not accept credit cards, so buyers need a digital wallet.
• OpenSea was the first NFT marketplace and their rapid growth is proof of first-mover advantage.
• It is sometimes called the eBay of the NFT space.