AI-assisted coding setup that helps you spend less time re-explaining context, and more time shipping with better output. Includes a custom spec kit, memory, agent and skill framework.
This repository also configures its own agents. See what skilled-agent-harness_spec-driven-loops tells them →
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeOpenCode needs its repo
Autonomous deep-research loop: iterative investigation, externalized state, convergence detection, fresh context per pass.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeOpenCode
Autonomous iterative code-review loop with externalized state, convergence detection, P0/P1/P2 findings, fresh context per pass.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeOpenCode
Routes non-trivial requests to matching skills through standalone MCP metadata and stable advisor tool ids.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeOpenCode
Unified spec-folder workflow + context preservation: Levels 1-3+, validation, trigger-index and ripgrep retrieval. Required for file modifications.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Expert code review of current git changes with a senior engineer lens. Detects SOLID violations, security risks, and proposes actionable improvements.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Codex
Generate or edit raster images when the task benefits from AI-created bitmap visuals such as photos, illustrations, textures, sprites, mockups, or transparent-background cutouts. Use when Codex should create a brand-new image, transform an existing image, or derive visual variants from references, and the output…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Codex
Use when the user asks how to build with OpenAI products or APIs, asks about Codex itself or choosing Codex surfaces, needs up-to-date official documentation with citations, help choosing the latest model for a use case, or model upgrade and prompt-upgrade guidance; use OpenAI docs MCP tools for non-Codex docs…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Codex needs its repo
Create and scaffold plugin directories for Codex with a required .codex-plugin/plugin.json, optional plugin folders/files, valid manifest defaults, and personal-marketplace entries by default. Use when Codex needs to create a new personal plugin, add optional plugin structure, generate or update marketplace entries…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Codex
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Codex's capabilities with specialized knowledge, workflows, or tool integrations.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Codex
Install Codex skills into $CODEXHOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Audit and improve web accessibility following WCAG 2.2 guidelines. Use when asked to "improve accessibility", "a11y audit", "WCAG compliance", "screen reader support", "keyboard navigation", or "make accessible".
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude Code
Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Reverse-lookup glossary that turns a vague description of a web animation or motion effect into its exact term ("the bouncy thing when a popover opens" → Pop in; "the iOS rubber-band scroll" → Rubber-banding). Use when the user asks "what's it called when…", or describes a motion effect without knowing its name and…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Commit and push changes just for this turn.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages, pricing pages, feature pages, about pages, or product pages. Also use when the user says "write copy for," "improve this copy," "rewrite this page," "marketing copy," "headline help," "CTA copy," "value…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
This skill encodes Emil Kowalski's philosophy on UI polish, component design, animation decisions, and the invisible details that make software feel great.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI).…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Anti-AI-slop design skill for greenfield pages, audits, redesigns, and design extraction from URLs or screenshots. Use when the user asks to build a new app or landing page, wants to redesign something, invokes Hallmark by name, or uses audit/redesign/study.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Survey any codebase as a senior advisor and produce prioritized, self-contained implementation plans for OTHER models/agents to execute. Strictly read-only on source code — never implements, fixes, or refactors anything itself. Use when asked to audit a codebase, find improvement opportunities (bugs, security…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex needs its repo
Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use when creating Node.js servers, REST APIs, GraphQL backends, or microservices architectures.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude CodeCodex
Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
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…
MichelKerkmeester/skilled-agent-harness_spec-driven-loops
Skill Claude Code
Reviews animation and motion code against a high craft bar derived from Emil Kowalski's design engineering philosophy. Default to flagging; approval is earned.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: