Skill Claude CodeCodex
Consult other LLMs (GPT-4.1, o4-mini, Gemini 2.5 Pro, Claude Opus) for second opinions on complex bugs, hard problems, planning, and architecture decisions. Use proactively when stuck for 15+ minutes or facing complex debugging. Use when user says 'ask Gemini/GPT/Claude about X' or 'get a second opinion'.
Skill Claude CodeCodex
Implement comprehensive evaluation strategies for LLM applications using automated metrics, LLM-as-judge, human feedback, and benchmarking. Use when testing LLM performance, measuring AI application quality, comparing prompts/models, or establishing evaluation frameworks. Covers RAGAS for RAG pipelines, evals-as-code…
Skill Claude CodeCodex
Build professional native macOS apps in Swift with SwiftUI and AppKit. Full lifecycle - build, debug, test, optimize, ship. CLI-only, no Xcode. Use when asked to: create macOS apps, build Swift apps, develop SwiftUI interfaces, fix macOS app issues, add macOS app features, or when user says 'build a Mac app', 'create…
Skill Claude CodeCodex
Fetch and extract web content as clean Markdown when provided with URLs. Use this skill whenever a user provides a URL (http/https link) that needs to be read, analyzed, summarized, or extracted. Converts web pages to Markdown with 80% fewer tokens than raw HTML. Handles all content types including JS-heavy sites…
Skill Claude CodeCodex
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP/MCP SDK) or Node/TypeScript (MCP SDK). Covers tool design, output…
Skill Claude CodeCodex
Test and evaluate MCP server tools in the current Claude Code session. Use when auditing MCP configurations, validating tool quality, testing MCP servers end-to-end, generating test cases, checking tool descriptions and schemas, analyzing tool efficiency and redundancy, or debugging MCP integration issues. Covers tool…
Skill Claude CodeCodex
Generate and edit high-quality AI images using Google's Gemini image models (Nano Banana series) via MCP. Use when user wants to create images, edit photos, generate graphics, or needs visual content with text rendering. Supports gemini-3.1-flash-image-preview (Nano Banana 2) and gemini-2.5-flash-image-preview (Nano…
Skill Claude CodeCodex
Interact with the OpenSea NFT marketplace API. Use when fetching NFT metadata, collection info, listings, offers, events, or building NFT applications with OpenSea's REST and Stream APIs.
Skill Claude CodeCodex
Interact with the Paperclip control plane API to manage tasks, coordinate agents, track goals, and run your AI-powered company. Use when working with Paperclip issues, agents, projects, or goals.
Skill Claude CodeCodex
Playdate game development in Lua with the Playdate SDK. Covers game loop, sprites, graphics, input (crank, buttons, accelerometer), audio, UI, performance, metadata (pdxinfo), and simulator/device workflow. Use when asked to make a Playdate game, implement Playdate-specific mechanics, or apply Playdate design and…
Skill Claude CodeCodex
Send messages and notifications to Poke (poke.com) via webhook API. Use when alerting the user, sending task completion notifications, status updates, reminders, or any message to their Poke assistant.
Skill Claude CodeCodex
Design and send programmatic direct mail using Poplar's HTML templates and API. Use for creating dynamic mail pieces (postcards, bifolds, trifolds, letters) with personalization and triggering mail via API.
Plugin Claude Code
17 agent skills for engineering analysis and judgment — PR risk review, repo introspection, audits, ownership maps, refactor opportunities. See https://cdd.dev/skill/.
Instructions file CodexOpenCode
Instructions for ckorhonen/swe-skills, covering swe skills & eval suite, repository scope, naming convention, installation and marketing site (site/).
Instructions file
Instructions for ckorhonen/swe-skills, a project described as: Claude Code skills for on-demand engineering work — PR risk review, repo introspection, audits, ownership maps. Published at cdd.dev/skills/swe.
Skill Claude CodeCodex
Babysits an open pull request end-to-end by polling every minute, triaging new comments and reviews, handling CI failures, iterating on reviewer scores, and stopping only when the PR is ready to merge. Use when a user says babysit this PR, watch this PR until it's merge-ready, handle review feedback on my PR, or keep…
Skill Claude CodeCodex
Audits a repository's code and docs to find important conventions, workflows, and architectural decisions that are missing from agent-facing guidance, then drafts review-ready updates. Use when a user says capture repo knowledge, document implicit conventions, turn repo patterns into agent rules, or asks what future…
Skill Claude CodeCodex
Plans the narrowest trustworthy validation path for a scoped code change or diff. Use when a user asks what to run before merging, how to validate a specific change, whether the current checks are enough, or wants a bounded command order from narrow to broad. Do NOT use for writing tests, fixing the code change…
Skill Claude CodeCodex
Creates or revises swe: skills for this repository using a repeatable authoring workflow: define concrete use cases, tune trigger boundaries, apply progressive disclosure, add matching eval assets, and validate the package. Use when adding a new skill, tightening an existing skill that over- or under-triggers, or…
Skill Claude CodeCodex
Audits a repository for human-facing or operational documentation that drifted from code, config, interfaces, workflows, or repo structure changes. Use when a user says check docs drift, docs are stale, update the runbook after this change, or what documentation is missing after this change. Do NOT use for…
Skill Claude CodeCodex
Audits post-incident engineering follow-through after a sev or incident to verify whether the durable follow-up happened: regression tests, monitors, docs, runbooks, ownership updates, tickets, rollback learnings, and remaining backlog. Use when a user asks whether incident follow-up is complete, what still needs to…
Skill Claude CodeCodex
Initializes an optional repo-local agent collaboration preference file at .ai/swe.json by running a short interview or a zero-question quick mode. Use when a user says initialize agent settings for this repo, set up my local agent prefs here, run quick init for this project, or create .ai/swe.json for how I like to…
Skill Claude CodeCodex
Reviews recently merged pull requests, confirms whether they reached production, compares pre- and post-deploy signals, and summarizes observable impact. Use when a user says monitor merged PRs, did this deploy hurt prod, check production impact of yesterday's merges, or asks for a post-deploy readout tied to merged…
Skill Claude CodeCodex
Inspects services, jobs, and code paths for missing or weak logs, metrics, traces, alerts, dashboards, or deployment-linked telemetry, then returns a tightly scoped backlog of observability gaps. Use when a user says find observability gaps, audit telemetry coverage, what logs or metrics are missing, check alerting…