Creator studio

One collection. Thousands of pieces.

Import once. Review everything. Mint at your pace.

Already have artwork? Import its metadata once, review your collection, then mint in wallet-approved batches.

1Import artwork
2Collection details
3Review & mint

Bulk minting is being qualified for release. You can import, preview, save and export your launch now. Saved launches can still check progress; further minting waits until access is available.

Resume a saved launch

Connect the original creator wallet to resume.

Bring your artwork

Store your images on IPFS, Arweave or a public HTTPS host first. Junkheap reads their links; it does not upload your artwork or charge for new storage.

Artwork folder URL Optional if each image already has a full URLCSV, JSON manifest, or individual JSON files Up to 10,000 NFTs · 20 MB total · select many files at once

Or paste a CSV / JSON manifest

Manifest formatManifest text

Required: name and image. Optional: description and attributes (JSON), or trait:Background columns (CSV). Names fit 32 UTF-8 bytes; collections support 6 trait types and 255 values per type.

Read the launch guide · Create a single NFT instead