KRC-721 is the NFT standard on Kaspa — the format behind every Kaspa NFT collection. Like an Ethereum NFT, but on Kaspa's fast BlockDAG, minted from your own wallet, and fair-launch by default. Here's how it works — and how to check a collection before you spend a single KAS.
A Kaspa NFT is a KRC-721 token — the non-fungible cousin of the KRC-20 coin standard. Where every unit of a KRC-20 token is identical and interchangeable, every item in a KRC-721 collection is unique: its own numbered token, individually owned and traded. Think art, profile-pictures, or membership passes rather than a currency.
Mechanically it works like KRC-20. Instead of writing a smart contract, a creator broadcasts standardized operations — a deploy for the collection, then mints for each item — that the Kasplex indexer reads off the Kaspa BlockDAG and tallies into items and owners. No Solidity, no gas wars: collections deploy fast and cheap, which is why they multiplied after the Toccata upgrade.
The catch is the same one that comes with any low-friction launch: fairness varies wildly. Some collections mint openly across thousands of wallets; others are quietly hoarded by the creator. The good news — you can read that difference off public on-chain data before you buy.
Whether it's a serious art project or a quick meme drop, every Kaspa NFT collection is defined by the same handful of on-chain rules. Here's what they mean for you.
Each collection has a unique ticker/name, a fixed max supply of items, and per-item metadata. These are set at deploy, so the total that can ever exist is public from day one — no silent re-issues.
After deploy, minting is typically open — anyone can mint an item for the collection's mint price plus a small network fee, until supply runs out. First come, first served. That open race is what makes a classic KRC-721 a fair launch.
A creator can hold back a pre-mint allocation before the public mint opens. A modest reserve is normal; a large one, or ownership packed into a few wallets, is a classic rug signal — exactly what the NFT fair-launch leaderboard grades A–F.
Same idea in two directions — fungible vs non-fungible, and one chain vs another. The short version:
| KRC-721 (Kaspa NFT) | KRC-20 (Kaspa coin) | ERC-721 (Ethereum NFT) | |
|---|---|---|---|
| Token type | Non-fungible — each item unique | Fungible — every unit identical | Non-fungible — each item unique |
| How it's made | Standard deploy/mint ops, read by an indexer | Standard deploy/mint ops, read by an indexer | A smart contract you write & deploy |
| Code required | None | None | Yes — write & audit a contract |
| Base layer speed | Fast BlockDAG, sub-second blocks | Fast BlockDAG, sub-second blocks | ~12s blocks |
| Typical use | Art, PFPs, passes, collectibles | Memecoins, utility & currency tokens | Anything (art, PFPs, gaming…) |
Comparison is a simplification of common practice, not a rule — any standard can be launched in many ways. Always verify a specific collection's on-chain parameters before you mint or buy.
To mint a fresh item, connect a Kaspa wallet like KasWare or Kastle (see best Kaspa wallet), find a collection with an open mint, and sign the mint from your own wallet. You pay the mint price plus a small network fee — nobody ever holds your keys. Minting at the public price is usually the cheapest way in while a drop is still open.
To buy on the secondary market, Kaspa NFTs trade on marketplaces such as KaspaCom using non-custodial wallet-to-wallet swaps (PSKT), where both sides sign an atomic trade and no platform ever custodies the asset. Compare a collection's floor price, 24h volume, and holder count on the free Top NFT collections board before you commit — thin volume and a handful of holders mean an exit could be hard.
To just watch the wave, the newest collections feed shows fresh KRC-721 drops as they deploy, and every collection gets a shareable per-collection report at /n/{collection} on the live dashboard.
Low friction cuts both ways. When a collection costs almost nothing to launch and needs no code, a fair drop and a rug look identical for the first few minutes — same art, same countdown, same Discord hype. The difference is always in the numbers: the creator's pre-mint, how concentrated ownership is across the top wallets, and how broadly the collection has actually minted.
Those are the same fairness signals our free Fair-Launch Radar uses for coins — so we grade collections the same way. The NFT fair-launch leaderboard reads public on-chain distribution and ranks live collections A–F, and each per-collection report breaks the score down. Treat a grade as a smoke detector, not a guarantee: it measures distribution, not the team's intent. If you're new to spotting the warning signs, the rug-pull checklist transfers cleanly from coins to NFTs.
The NFT tools above are free. And when you mint a fungible KRC-20 token — the coin side of a launch wave — the tool fee matters: the dominant bots quietly take 5%, while the Fair-Launch Radar mints the same on-chain token for a flat 1.75%, non-custodial. Same fairness discipline, real money kept in your wallet.
KRC-721 is the non-fungible token standard on Kaspa — the shared format every Kaspa NFT collection uses. It's the Kaspa equivalent of Ethereum's ERC-721: each token in a collection is unique and individually owned, rather than interchangeable like a KRC-20 coin. Collections are indexed off the Kaspa BlockDAG by Kasplex, so wallets, marketplaces, and tools all recognize the same items and owners.
KRC-20 is fungible — every unit is identical, like a coin. KRC-721 is non-fungible — each item is a distinct, individually numbered token, like art or a membership pass. Both are created with standardized deploy/mint operations read off the BlockDAG, and neither needs a smart contract; the difference is whether the units are interchangeable.
Connect a Kaspa wallet like KasWare or Kastle, find a collection with an open mint, and sign a mint from your own wallet that pays the mint price plus a small network fee. It's non-custodial — you never hand over your keys. Check the newest collections feed for open drops, and read the fairness first.
Kaspa NFTs trade on marketplaces such as KaspaCom, via non-custodial wallet-to-wallet swaps (PSKT) where both sides sign an atomic trade and no platform holds the asset. Browse live floor, 24h volume, and holders on the free Top NFT collections board before you commit.
The same signals that grade coins apply: the creator's pre-mint, how concentrated ownership is across the top wallets, and how broadly the collection has actually minted. The free NFT fair-launch leaderboard grades live collections A–F from public on-chain distribution — a smoke detector, not a guarantee. A grade measures distribution, not intent, so always do your own research.
Now you know what a KRC-721 is — browse the top collections by floor, volume, and holders, watch new drops as they deploy, and read each one's fairness grade before you spend a single KAS.