wshobson/nft-standards

Implementa estándares NFT (ERC-721, ERC-1155) con manejo adecuado de metadatos, estrategias de acuñación e integración con mercados. Útil al crear contratos NFT, construir mercados NFT o implementar sistemas de activos digitales.

¿Qué es nft-standards?

Este skill proporciona una guía completa para implementar los estándares NFT más utilizados (ERC-721 y ERC-1155) en la blockchain de Ethereum. Cubre aspectos esenciales como el manejo de metadatos (incluyendo almacenamiento descentralizado y centralizado), estrategias de acuñación (minting simple, con lista blanca, con precio, lazy minting) y la integración con mercados como OpenSea y Rarible. También incluye prácticas de seguridad (reentrancia, prevención de desbordamiento de enteros) y ejemplos de código en Solidity. Es útil para desarrolladores que desean crear contratos NFT, construir mercados NFT o implementar sistemas de activos digitales, y puede integrarse con agentes de IA como Claude Code, Cursor o Codex para automatizar el desarrollo.

Compatible con~Claude Code~Codex CLI~Cursor
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Documentación

¿Qué hace nft-standards?

Implementa estándares NFT (ERC-721, ERC-1155) con manejo adecuado de metadatos, estrategias de acuñación e integración con mercados. Útil al crear contratos NFT, construir mercados NFT o implementar sistemas de activos digitales.

Descripción General

Este skill proporciona una guía completa para implementar los estándares NFT más utilizados en la blockchain de Ethereum:

  • ERC-721: Estándar para tokens no fungibles (únicos).
  • ERC-1155: Estándar multi-token que soporta tokens fungibles y no fungibles en un solo contrato.

Características

Manejo de Metadatos

  • Estructura de metadatos conforme a OpenSea (name, description, image, attributes).
  • Almacenamiento descentralizado (IPFS, Arweave).
  • Almacenamiento centralizado (API REST).
  • URI dinámica con actualización de metadatos.

Estrategias de Acuñación

  • Acuñación simple: Cualquier usuario puede acuñar.
  • Acuñación con lista blanca: Solo direcciones autorizadas pueden acuñar.
  • Acuñación con precio: Requiere pago en ETH.
  • Acuñación perezosa (Lazy Minting): El creador firma un token sin acuñarlo; el comprador paga el gas al momento de la transferencia.

Integración con Mercados

  • OpenSea: Metadatos estándar, fees del creador.
  • Rarible: Metadatos estándar, royalties.
  • LooksRare: Metadatos estándar.

Seguridad

  • Protección contra reentrancia (ReentrancyGuard).
  • Prevención de desbordamiento de enteros (SafeMath).
  • Control de acceso (Ownable, AccessControl).
  • Validación de entradas.

Ejemplo de Código

ERC-721 Básico

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract MiNFT is ERC721, Ownable {
    uint256 private _nextTokenId;
    string private _baseTokenURI;

    constructor(string memory name, string memory symbol, string memory baseURI)
        ERC721(name, symbol)
        Ownable(msg.sender)
    {
        _baseTokenURI = baseURI;
    }

    function _baseURI() internal view override returns (string memory) {
        return _baseTokenURI;
    }

    function mint(address to) public onlyOwner {
        uint256 tokenId = _nextTokenId++;
        _safeMint(to, tokenId);
    }
}

ERC-1155 con Metadatos

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC1155/ERC1155.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract MiMultiToken is ERC1155, Ownable {
    string public name;
    string public symbol;

    constructor(string memory _name, string memory _symbol, string memory uri)
        ERC1155(uri)
        Ownable(msg.sender)
    {
        name = _name;
        symbol = _symbol;
    }

    function mint(address to, uint256 id, uint256 amount, bytes memory data) public onlyOwner {
        _mint(to, id, amount, data);
    }
}

Uso con Agentes de IA

Este skill puede ser utilizado con agentes de IA como Claude Code, Cursor y Codex para:

  1. Generar contratos NFT personalizados.
  2. Implementar estrategias de acuñación específicas.
  3. Configurar la integración con mercados.
  4. Auditar contratos existentes.

Referencias

Individual skills in this repo

This repo contains 20 individual skills — each has its own dedicated page.

wshobson/accessibility-compliance

Implement WCAG 2.2 compliant interfaces with mobile accessibility, inclusive design patterns, and assistive technology support. Use when auditing accessibility, implementing ARIA patterns, building for screen readers, or ensuring inclusive user experiences.

wshobson/airflow-dag-patterns

Build production Apache Airflow DAGs with best practices for operators, sensors, testing, and deployment. Use when creating data pipelines, orchestrating workflows, or scheduling batch jobs.

wshobson/angular-migration

Migrate from AngularJS to Angular using hybrid mode, incremental component rewriting, and dependency injection updates. Use when upgrading AngularJS applications, planning framework migrations, or modernizing legacy Angular code.

wshobson/anti-reversing-techniques

Understand anti-reversing, obfuscation, and protection techniques encountered during software analysis. Use this skill when analyzing malware evasion techniques, when implementing anti-debugging protections for CTF challenges, when reverse engineering packed binaries, or when building security research tools that need to detect virtualized environments.

wshobson/api-design-principles

Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or establishing API design standards.

wshobson/architecture-decision-records

Write and maintain Architecture Decision Records (ADRs) following best practices for technical decision documentation. Use when documenting significant technical decisions, reviewing past architectural choices, or establishing decision processes.

wshobson/architecture-patterns

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use this skill when designing clean architecture for a new microservice, when refactoring a monolith to use bounded contexts, when implementing hexagonal or onion architecture patterns, or when debugging dependency cycles between application layers.

wshobson/async-python-patterns

Master Python asyncio, concurrent programming, and async/await patterns for high-performance applications. Use when building async APIs, concurrent systems, or I/O-bound applications requiring non-blocking operations.

wshobson/attack-tree-construction

Build comprehensive attack trees to visualize threat paths. Use when mapping attack scenarios, identifying defense gaps, or communicating security risks to stakeholders.

wshobson/auth-implementation-patterns

Master authentication and authorization patterns including JWT, OAuth2, session management, and RBAC to build secure, scalable access control systems. Use when implementing auth systems, securing APIs, or debugging security issues.

wshobson/avoid-ai-writing

Audit and rewrite prose so it stops reading as machine-generated. Use this skill when asked to remove AI-isms, clean up AI writing, edit a draft for AI tells, audit a README, changelog, release note, PR description, or blog post for machine-sounding prose, or make text sound less like AI. Supports a detect-only mode, a rewrite mode, and an edit-in-place mode, with optional voice and context profiles.

wshobson/backtesting-frameworks

Build robust backtesting systems for trading strategies with proper handling of look-ahead bias, survivorship bias, and transaction costs. Use when developing trading algorithms, validating strategies, or building backtesting infrastructure.

wshobson/bash-defensive-patterns

Master defensive Bash programming techniques for production-grade scripts. Use when writing robust shell scripts, CI/CD pipelines, or system utilities requiring fault tolerance and safety.

wshobson/bats-testing-patterns

Master Bash Automated Testing System (Bats) for comprehensive shell script testing. Use when writing tests for shell scripts, CI/CD pipelines, or requiring test-driven development of shell utilities.

wshobson/bazel-build-optimization

Optimize Bazel builds for large-scale monorepos. Use when configuring Bazel, implementing remote execution, or optimizing build performance for enterprise codebases.

wshobson/before-you-build

Pre-build product and feature risk review for founders, product managers, and AI-assisted builders. Use this skill when the user is about to build a landing page, MVP, SaaS product, internal tool, agent workflow, or major feature and needs to check demand, positioning, monetization, retention, trust, distribution, and adoption risk before implementation starts.

wshobson/billing-automation

Build automated billing systems for recurring payments, invoicing, subscription lifecycle, and dunning management. Use when implementing subscription billing, automating invoicing, or managing recurring payment systems.

wshobson/binary-analysis-patterns

Master binary analysis patterns including disassembly, decompilation, control flow analysis, and code pattern recognition. Use when analyzing executables, understanding compiled code, or performing static analysis on binaries.

wshobson/block-no-verify-hook

Configure a PreToolUse hook to prevent AI agents from skipping git pre-commit hooks with --no-verify and other bypass flags. Use when setting up Claude Code projects that enforce commit quality gates.

wshobson/brand-landingpage

Brand-first landing page designer — runs a brand-identity interview (colors, typography, shape language), then generates and iterates on a polished landing page via Stitch with deployment-ready HTML. Use when the user asks to create, design, or build a landing page, homepage, or marketing page and has no established visual direction. Skip when they have a design mockup, need a dashboard or app UI, are working at component level, building a multi-page app, or restyling with known design tokens — use frontend-design instead.

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