Program to attach additional data to Fungible or Non-Fungible tokens on Solana. It achieves this using Program Derived Addresses (PDAs) that are derived from the address of Mint accounts.
The packages below can be used to interact with Token Metadata program.
npm install @metaplex-foundation/mpl-token-metadatacargo add mpl-token-metadataFrom the root directory of the repository:
- Install the required packages:
pnpm install- Build the program:
pnpm programs:buildThis will create the program binary at <ROOT>/programs/.bin
Token Metadata includes two sets of tests: BPF and TypeScript.
From the root directory of the repository:
pnpm programs:testFrom the root directory of the repository:
pnpm validatorThis will start a local validator using Amman.
After starting the validator, go to the folder <ROOT>/clients/js and run:
pnpm installThis will install the required packages for the tests. Then, run:
pnpm build && pnpm testFull documentation for Token Metadata can be found here developers.metaplex.com/token-metadata.
To report a security issue, please follow the guidance on our bug bounty program page.
The Rust/Cargo programs are licensed under the "Apache-style" Metaplex(TM) NFT Open Source License and the JS/TS client libraries are licensed under either the MIT or the Apache licenses.