Alternatives and competitors
Sites like OpenSea
The 20 closest NFT marketplace alternatives to OpenSea, ranked by what they actually offer, and the 17 technologies behind it.
Looking for an alternative to OpenSea? The closest matches are TCGplayer, OKX and Gate. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.
- Neighbours
- k = 20
- Sites searched
- 4,032
- Vector
- 384-d
- Query
- 19 ms
01 · Entity
About OpenSea
OpenSea opensea.io
OpenSea, exchange everything — token trading and NFT marketplace
OpenSea, exchange everything — token trading and NFT marketplace. Welcome to the best place to discover, trade, and create onchain.
Wikidata: marketplace for non-fungible tokens
Summary by Claude
OpenSea is a marketplace for buying, selling, and minting NFTs and trading crypto tokens across multiple blockchains, with fixed-price sales, auctions, curated collections, and drops.
- Who it’s for
- NFT collectors, digital artists, and crypto traders
- Business model
- Transaction fees
02 · Embedding space
Competitor map
Each alternative by how close its vector is to OpenSea’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.
similarity × popularity
03 · Nearest neighbours
Alternatives to OpenSea
Thumbs up if it’s a real alternative to OpenSea, thumbs down if it isn’t.
- 01
Your Trusted Marketplace for Collectible Trading Card Games - TCGplayer
Buy Magic: The Gathering Cards, Yu-Gi-Oh! Cards, Pokémon Cards, One Piece CCG, Digimon TCG, Flesh and Blood, Lorcana, CCG Supplies, and more.
Close cos 0.886 - 02
Buy Bitcoin & Crypto | Crypto Exchange, App & Wallet | OKX Europe
OKX Europe - Buy and trade BTC, ETH, XRP and more on OKX. Explore crypto, Web3 and DeFi on one global trading platform.
Close cos 0.884 - 03
Gate | Global Multi-Asset Trading Platform | Leading Global Crypto Exchange
Trade crypto, stocks, forex & indices, metals & commodities all in one place on Gate, covering 5,400+ crypto assets and 12,800+ stock assets. 100% Proof of Reserves helps protect your assets, and you can trade global multi-asset markets anytime, anywhere.
Close cos 0.883 - 04
Eventbrite - Discover the Best Local Events & Things to Do
Eventbrite - Discover the Best Local Events & Things to Do
Close cos 0.884 - 05
Kraken | Mach mehr aus deinem Geld – Krypto, Aktien und mehr
Hol dir mit Kraken die Kontrolle über dein Geld. Trade Krypto, Aktien, Futures, Staking und mehr. Millionen von Nutzern weltweit vertrauen Kraken seit 2011. Jetzt starten.
Close cos 0.881 - 06
Bot or Not?
American vacation rental online marketplace
Close cos 0.882 - 07
Binance Crypto Exchange: Buy, Sell Bitcoin, Ethereum, Stocks & More
Buy and trade BTC, ETH, XRP and more on Binance. Enjoy low fees, fast payments, and a trusted platform for crypto trading. Sign up or log in today.
Close cos 0.882 - 08
Bitget | The Universal Exchange — Trade Crypto, Stocks, Gold & Forex in One Account
Bitget UEX — the world's first Universal Exchange. Trade cryptocurrencies, stocks, gold CFDs, forex, and commodities in one unified trading account. Built-in GetAgent AI for 24/7 trading assistance. USDT settlement, no traditional brokerage required.
Close cos 0.879 - 09
Hyperliquid – Infrastructure to House All Finance
Markets for crypto, commodities, indices, and FX. Open 24/7 onchain, without intermediaries.
Close cos 0.876 - 10
Eldorado - Largest & Safest Game Items Marketplace
Buy game items, accounts, currency, top ups, boosting & gift cards safely. Shop millions of offers for hundreds of games. Legit sellers, always in stock.
Close cos 0.878 - 11
etsy.com
American e-commerce company
Close cos 0.880 - 12
AI-Native Cloud | DigitalOcean
Run AI products in production with a unified stack for agents, inference, and cloud—built for control, performance, and economics at scale.
Close cos 0.875 - 13
Crypto Exchange | Bitcoin Exchange | Bitcoin Trading | KuCoin
KuCoin is a trusted crypto exchange to buy, sell, and trade Bitcoin, Ethereum, and 1000+ altcoins—powering secure access to the Web3 economy.
Close cos 0.879 - 14
It needs a human touch
Complete the task and we'll get you right back into Fiverr.
Close cos 0.878 - 15
Trade Crypto, Predict Outcomes & Earn — All in One Platform | Gemini | Gemini
The crypto super app for trading, predicting, and earning. Buy 90+ cryptos, trade prediction markets, and earn with staking and the Gemini Credit Card.
Close cos 0.878 - 16
American freelancing platform
Close cos 0.877 - 17
Cryptocurrency Prices, Charts And Market Capitalizations | CoinMarketCap
Top cryptocurrency prices and charts, listed by market capitalization. Free access to current and historic data for Bitcoin and thousands of altcoins.
Close cos 0.876 - 18
Redirecting...
British international financial firm
Close cos 0.873 - 19
Crypto.com Deutschland: Kryptowährungen sicher kaufen, verkaufen und handeln
Über 400 Kryptowährungen sicher kaufen, verkaufen, verwahren und handeln mit Crypto.com.
Close cos 0.875 - 20
Bitfinex | Trade Crypto with Zero Fees
Bitfinex is the longest-running and most liquid major cryptocurrency exchange. Founded in 2012, it has become the go-to platform for traders & institutional investors.
Close cos 0.872
Ranked by score: the cosine similarity of each site’s vector to opensea.io’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones OpenSea uses too. Votes and comments come from visitors and don’t change the ranking.
04 · Fingerprints
Technology
What OpenSea is built with, and what its closest competitors use, from its homepage’s code and its DNS records.
Built with
- JavaScript frameworks
- Live chat & support
- Zendesk TXT v=spf1 include:_spf.google.com include:mailgun.org include:_spf.atlas…
- CDN
- Cloudflare header cf-ray: a5631cab2890b1e5-HAM
- Hosting
- Vercel header x-vercel-id: fra1::iad1::xw7cl-1793957766914-ee60a96ab871
- Email hosting
- Google Workspace MX aspmx.l.google.com
- Microsoft 365 TXT MS=ms16319070
- Email delivery
- Mailgun TXT v=spf1 include:_spf.google.com include:mailgun.org include:_spf.atlas…
- DNS hosting
- Cloudflare DNS NS nicole.ns.cloudflare.com
- SaaS tools (verified in DNS)
- Apple Business TXT apple-domain-verification=ELyRHhpBTyfufsty
- Atlassian TXT v=spf1 include:_spf.google.com include:mailgun.org include:_spf.atlas…
- DocuSign TXT docusign=21d05164-3b53-4865-88f4-fc093c7e84ff
- Google Search Console TXT google-site-verification=S14smBDLHtomTKysI7Xv4Wshyr1VF7FhrmyIkqrxlWQ
- Miro TXT miro-verification=80b1c4dd4450a54c6feb9480700b70a39581eb17
- OpenAI TXT openai-domain-verification=dv-00wsOyw21EBhIl9i0SPLGghW
- Slack TXT slack-domain-verification=ZEyB9FuIdPL6k7REJmrdEo61PVJOlgoYQXNYIbpO
- Zoom TXT ZOOM_verify_dT6eM5gFyayVNcZLTDpZWt
Stack changes
No changes yet. Each new crawl is compared with the last one, and what OpenSea adds or drops shows up here.
What competitors use
Across the 20 closest sites.
- Google Search Console 18/20
- Google Workspace 14/20
- Zendesk 13/20
- Apple Business 12/20
- Atlassian 12/20
- Cloudflare 12/20
- Amazon Route 53 · not on opensea.io 11/20
- Meta Business Suite · not on opensea.io 11/20
- Microsoft 365 10/20
- DocuSign 8/20
- Next.js 8/20
- React 8/20
- Cloudflare DNS 8/20
- OpenAI 7/20
- SendGrid · not on opensea.io 7/20
- Adobe · not on opensea.io 6/20