Agent skills for Claude Code

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior.

Use when facing 2+ independent tasks that can be worked on without shared state or sequential dependencies

Use when you have a written implementation plan to execute in a separate session with review checkpoints

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development…

Discovers and invokes agent skills. Use when starting a session or when you need to discover which skill applies to the current task. This…

Use when you have a spec or requirements for a multi-step task, before touching code

ERNE — Implement features using the senior-developer agent

ERNE — Design navigation architecture using the architect agent

ERNE — Test-driven development workflow with Jest and React Native Testing Library

Design error prevention, detection, and recovery across a product — message content, placement, and escape routes.

Handle errors, timeouts, and failures in multi-agent workflows.

Use quando alguém for criar, revisar ou corrigir uma skill deste marketplace — escrever um SKILL.md do zero, escolher o bundle certo…

Automate Esignatures IO tasks via Rube MCP (Composio).

ESM2 protein language model for sequence scoring, embeddings, and plausibility checks.

Biohub ESMFold2 / ESMFold2-Fast all-atom co-folding (Candido et al. 2026, github.com/Biohub/esm).

Automates the configuration, target setting, and compilation process for Espressif ESP-IDF embedded projects.

Deep-dive into analyst estimates and revision trends for any stock using Yahoo Finance data.

Calculate ETF premium/discount vs NAV via Yahoo Finance, and decompose single-day surges into NAV-driven vs structural components (gamma…

Query Etherscan V2 API for gas prices, account transactions, balances, token transfers, contract source code, and compilation metadata via…

Incremental data loading patterns including backfill strategies, CDC, timestamp-based loads, and pipeline orchestration.

Complete guide for selling on Etsy — from shop setup to scaling.