Skill Claude CodeCodex
Prepare a clean cross-session handoff so the next agent can pick up where you left off. Writes a focused continue.md in the active slice dir and ensures STATE.md + summary artifacts are current. Use when asked to "hand off", "prepare handoff", "pause work", "bookmark this", "I'll come back to this later", before…
Skill Claude CodeCodex
Lint and format code. Auto-detects ESLint, Biome, Prettier, or language-native formatters and runs them with auto-fix. Reports remaining issues with actionable suggestions.
Skill Claude CodeCodex
Design-engineering principles for making interfaces feel polished. Use when building UI components or doing visual detail work — animations, hover states, shadows, borders, typography, micro-interactions. Triggers on "make it feel better", "feels off", stagger animations, border radius, optical alignment, font…
Skill Claude CodeCodex
Add agent-first observability — structured logs, health endpoints, failure-state persistence, explicit failure modes — so the next agent can diagnose problems unattended. Use when asked to "add logging", "add observability", "add metrics", "make this observable", or when building/refactoring a subsystem that runs…
Skill Claude CodeCodex
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Skill Claude CodeCodex
Review code changes for security, performance, bugs, and quality. Reviews staged changes, unstaged changes, specific commits, or PR-ready diffs.
Instructions file CodexOpenCode
Instructions for open-gsd/gsd-browser, covering agents.md, gsd-browser, quick start (cli), quick start (mcp — recommended for agents) and installation.
Skill Claude CodeCodex
Open GSD native browser automation for AI agents. Use gsd-browser when the user needs real Chrome/Chromium control: navigate pages, inspect localhost, click, type, fill forms, take screenshots, capture stable snapshot refs, run assertions and waits, extract structured data, compare visual diffs, inspect…
Skill Claude CodeCodex
Open GSD native browser automation for AI agents. Use gsd-browser when the user needs real Chrome/Chromium control: navigate pages, inspect localhost, click, type, fill forms, take screenshots, capture stable snapshot refs, run assertions and waits, extract structured data, compare visual diffs, inspect…
Skill Claude CodeCodex
Open GSD native browser automation for AI agents. Use gsd-browser when the user needs real Chrome/Chromium control: navigate pages, inspect localhost, click, type, fill forms, take screenshots, capture stable snapshot refs, run assertions and waits, extract structured data, compare visual diffs, inspect…