ByeongminLee

ByeongminLee/nextjs-claude-code

Plugin Claude Code

Spec-Driven AI Development workflow for Next.js & React — define features with /spec, implement with /dev, force-complete with /loop.

ByeongminLee/nextjs-claude-code

Plugin Claude Code

NCC — Spec-Driven AI workflow for Next.js & React. Define features with /spec, implement with /dev, force-complete with /loop.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Installs NCC plugin into a test project via dev/npx/marketplace method, generates feature specs, runs spec→dev workflow, and executes non-spec-dev feature tests. Logs all results.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Orchestrates NCC plugin E2E tests. Supports quick (Phase 1), full (Phase 1+2), install-test (npx vs marketplace), security, a11y, codequality, and custom modes. Spawns executor+reviewer pairs per project, writes aggregated reports.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Reviews a completed plugin test project. Analyzes spec quality, dev execution, TDD compliance, skill selection, hook effectiveness, token efficiency, and non-spec-dev features. Writes a structured review report.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Analyzes and optimizes token usage across the NCC plugin. Audits file sizes, skill loading costs, agent prompt bloat, MCP overhead, subagent delegation, and context engineering patterns. Always produces a report before making changes.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Bumps NCC version (semver), updates package.json, plugin.json, CHANGELOG.md, READMEs, and web content. For NCC plugin developers only — not for end users. Invoked by the /version-update skill.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Structured brainstorming and design process. Enforces exploration and user approval before any implementation. Covers project context analysis, approach proposals, design documentation, and spec review.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Advanced Claude Code usage guide covering token optimization, memory/context management, subagent architecture, parallelization strategies, verification loops, continuous learning, environment setup, workflow patterns, and agentic security. Use this skill whenever the user asks about Claude Code tips, best practices…

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Reference guide for major Claude Code plugins and spec-driven development tools. Covers GSD, gstack, Everything Claude Code, Oh My OpenAgent, Superpowers, Vercel Plugin, Spec Kit, and OpenSpec. Use this skill when the user asks about Claude Code plugins, plugin comparisons, spec-driven development (SDD), workflow…

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Write persuasive marketing copy for web pages. Covers homepage, landing page, pricing page, and feature page copy with frameworks for headlines, CTAs, and conversion-focused structure.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Helps users discover and install agent skills when they ask questions like "how do I do X", "find a skill for X", "is there a skill that can...", or express interest in extending capabilities. This skill should be used when the user is looking for functionality that might exist as an installable skill.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

When the user wants to apply psychological principles, mental models, or behavioral science to marketing. Also use when the user mentions 'psychology,' 'mental models,' 'cognitive bias,' 'persuasion,' 'behavioral science,' 'why people buy,' 'decision-making,' 'consumer behavior,' 'anchoring,' 'social proof,'…

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Run NCC plugin E2E tests. Supports quick (4 projects), full (4+monorepo+modifications), install-test (npx vs marketplace with non-spec-dev focus), or custom test modes. Validates spec→dev flow, skills, hooks, code quality, security, a11y, and token efficiency.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Product strategy frameworks for startup and product teams. Covers vision, competitive analysis (Porter, PESTLE), market sizing, SWOT, personas, BMC, Lean Canvas, pricing, PRD, and user stories.

ByeongminLee/nextjs-claude-code

Skill Claude CodeCodex

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Analyze blind comparison results to understand WHY the winner won and generate improvement suggestions.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Compare two outputs WITHOUT knowing which skill produced them.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Evaluate expectations against an execution transcript and outputs.

ByeongminLee/nextjs-claude-code

Agent Claude Code

Explores feature design through Socratic questioning before spec writing. Asks clarifying questions one at a time, proposes 2-3 approaches with trade-offs, presents design in sections for approval, and produces a spec-ready summary. Invoked by the /brainstorm skill.

ByeongminLee/nextjs-claude-code

Agent Claude Code

AI-driven browser testing agent. Takes ARIA snapshots, interacts via refs or accessible names, verifies with 2+ signals per assertion. Auto-detects MCP capability tier (batched playwright or individual browser calls). Supports spec-driven, basic, visual, and a11y modes.

ByeongminLee/nextjs-claude-code

Agent Claude Code

CDO (Chief Design Officer) reviewer for /create pipeline. Evaluates information architecture, interaction design, visual direction, AI slop detection, and accessibility. Spawned by create-orchestrator as part of the C-suite team.

ByeongminLee/nextjs-claude-code

Agent Claude Code

CEO reviewer for /create pipeline. Evaluates vision alignment, scope, demand validation, resource allocation, and 10-star product thinking. Spawned by create-orchestrator as part of the C-suite team.

ByeongminLee/nextjs-claude-code

Agent Claude Code

CMO reviewer for /create pipeline. Evaluates market positioning, competitive landscape, messaging clarity, and growth potential using marketing psychology principles. Spawned by create-orchestrator as part of the C-suite team.