This release uses a new docker image found at `solanafoundation/anchor` for the `anchor verify` command. New images will be pushed to this organization in the future.

Releases for anchor will also be published under the `solanafoundation` Github organization from now on.

### Features

- cli, docker: Replace `backpackapp/build` Docker image with `solanafoundation/anchor` ([#3619](https://github.com/coral-xyz/anchor/pull/3619)).
- ts: Make `Provider` require publicKey instead of wallet in accounts resolver ([#3613](https://github.com/coral-xyz/anchor/pull/3613))

### Fixes

- idl: Update `proc-macro2` usage for latest nightly ([#3663](https://github.com/solana-foundation/anchor/pull/3663))
- ts: Fix parsing IDL with multiple const generics ([#3665](https://github.com/solana-foundation/anchor/pull/3665))

### Breaking

[0.31.1] - 2025-04-19

Anchor client for Solana Program Library Token. 

@coral-xyz/spl-token

Anchor client for Solana Program Library Token

armaniferrante

spl-token

(Experimental) An ambiguous license classifier was found.

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Ambiguous License Classifier

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Bad text encoding

Package version is not a valid semantic version (semver).

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Bad semver

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Bad dependency semver

Source files contain bidirectional unicode control characters. This could indicate a Trojan source supply chain attack. See: trojansource.codes for more information.

What are bidirectional unicode control characters?

Bidirectional unicode control characters

This package has multiple bin scripts with the same name. This can cause non-deterministic behavior when installing or could be a sign of a supply chain attack.

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Bin script confusion

This Chrome extension includes content scripts that execute JavaScript on specified websites.

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Chrome Extension Content Script

This Chrome extension requests host permissions to access specific websites or domains.

What are Chrome extension host permissions?

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This Chrome extension requests permissions to access browser APIs, user data, or system features.

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Chrome Extension Wildcard Host Permission

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Chronological version anomaly

Project maintainer's SSH key has been compromised.

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(Experimental) Copyleft license information was found.

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Copyleft License

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Title

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High CVE

Uses debug, reflection and dynamic code execution features.

What is debug access?

Debug access

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Dynamic require

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Empty package

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Wildcard dependency

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Install scripts are run when the package is installed. The majority of malware in npm is hidden in install scripts.

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Install scripts

Package has an invalid manifest file and can cause installation problems if you try to use it.

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(Experimental) Package license has recently changed.

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Low CVE

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(Experimental) A package's licensing information has fine-grained problems.

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Network access

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@coral-xyz/spl-token

.css-vc4izq{margin-bottom:var(--chakra-spacing-4);font-size:var(--chakra-font-sizes-md);}[0.31.1] - 2025-04-19

Features

Fixes

Breaking

Related posts

Introducing Custom Pull Request Alert Comment Headers

Rust Support Now in Beta

[0.31.1] - 2025-04-19