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Editorial "Essentials" bundle for Claude Code from Antigravity Awesome Skills.

Workflow skills and shared instructions for coding agents.

Reliable automation, in-depth debugging, and performance analysis in Chrome using Chrome DevTools and Puppeteer

Comprehensive feature development workflow with specialized agents for codebase exploration, architecture design, and quality review

Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques

Harness-native ECC operator layer - 67 agents, 271 skills, 92 legacy command shims, reusable hooks, rules, selective install profiles, and production-ready workflows for Claude Code, Codex, OpenCode, Cursor, and related agent harnesses