Dear developers,
If you are building or running a product that displays Cardano Native Assets (CNA) on your app/website, NFTCDN are offering open-access (free) API endpoints for 18 months (from Oct-2025) on Cardano mainnet that will allow you to implement this capability this without having to spend months developing a bespoke solution from scratch.
» Example Usage
All you need is the CNA fingerprint ID (asset1xxx
). Examples using Cardano testnets (preview, preprod) endpoints:
Display an NFT/FT Image:
https://asset1xxx.preview.nftcdn.io/image[?size=PIXELS]
Fetch NFT/FT metadata:
https://asset1xxx.preview.nftcdn.io/metadata
Retrieve an embedded file within an NFT/FT:
https://asset1xxx.preview.nftcdn.io/files/INDEX/
More details available on our Github: GitHub - nftcdn/support.nftcdn.io
» How To Get Started
Join us on our Discord (https://discord.nftcdn.io) and we’ll give you 1-to-1 support to get you up and running quickly.
» Benefits
- Free for 18 months – funded by the Cardano Treasury with DRep support.
- Enterprise-grade performance – global CDN, ultra-high rate limits, optimized file handling.
- Better user experience – faster load times and smoother display of CNAs.
CAPABILITY
- Supports all CNA Images – Raster/Vector/Animated/On-Chain
- Supports all CNA Files – Audio/Video/Documents/3D files/etc
- Supports all CNA Sources – IPFS/Arweave/HTTP/On-Chain
- Supports all Major CNA Standards – CIP-25/CIP-68/v0.01
PERFORMANCE
- High Performance – Optimised image file size & file type for best results
- Faster loading times – Ultra-high rate-limit thresholds & global CDN
- Improved user experience – Provides best-in-class user experience w/ CNAs
SECURITY
- HMAC Encryption – Secured against spam
- CORS/Hotlinking – Secured against abuse
- Exploit Protection – Secured against image exploits
EASE OF USE
- Plug & Play – Easily integrate into your website & apps in minutes
- Purpose Built for Cardano – Requires only native asset fingerprint ID
- OPEX/CAPEX – Remove costs to design, develop, implement, test & maintain
- Support – One-to-one and direct support available via our Discord