Apply Anthropic official brand colors, typography, and visual standards to appropriate Anthropic-related artifacts.

Go implementation of the Ethereum protocol

A Codex skill for generating minimal zine-style editorial poster prompts and images.

A format specification for describing a visual identity to coding agents. DESIGN.md gives agents a persistent, structured understanding of a design system.

OpenID Connect (OIDC) identity and OAuth 2.0 provider with pluggable connectors

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Mastering Ethereum: 2nd Edition, by Andreas M. Antonopoulos, Gavin Wood, Carlo Parisi, Alessandro Mazza, Niccolò Pozzolini

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, MariaDB, MS SQL Server, PostgreSQL and SQLite/libSQL databases.

Complete Ethereum library and wallet implementation in JavaScript.

Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software.

Bindu: The identity, communication, and payments layer for AI agents.

Introduce technologies on blockchain and distributed ledger, from theory to practice with bitcoin, ethereum and hyperledger.