Progressive-disclosure instructions an agent loads on demand. Cheap until invoked, which is why the per-session figure on each card is usually two digits.
Skill Codex
Review an implemented product UI or public prose surface for hard visual defects, design-system incoherence, repeated template patterns, and AI-writing tells without treating subjective taste as universal law. Use for pre-ship screenshots, browser review, README/tool-page copy, launch notes, guide prose, or redesigns…
Skill Claude CodeCodex
Use s-gw when working with credentials, private keys, API tokens, SSH identities, browser credentials, or other sensitive data in agentic coding workflows. Prefer typed handles and local approved execution over exposing raw secret values to a model.
Skill Claude CodeCodex
Select and connect the right vector-store backend for the vector-mcp MCP server — chromadb, postgres/pgvector, qdrant, couchbase, or mongodb — and supply the correct dbtype/connection parameters that every collection and search call needs. Use when the agent must decide which engine to target, wire up…
Skill Claude CodeCodex
Use when auditing a web app for security vulnerabilities. Triggers on: 'audit my project', 'how could this get hacked', 'find bugs in this codebase', 'security review', 'pentest', 'bug bounty scope for X', 'GHSA collaborator invite', 'security audit this'. Handles both internal audits (sitting in your own codebase…
Skill Claude CodeCodex
Use Oz for version-aware external library, SDK, framework, API, and package documentation before Context7 or web search. Trigger for questions about external packages, APIs, libraries, SDKs, frameworks, versions, config keys, CLI flags, or code examples.
Skill Claude CodeCodex
Use when answering biomedical research questions that need source-backed evidence from local MCP servers, including gene, disease, drug, variant, phenotype, study, or clinical-trial questions.
Skill Claude CodeCodex
This skill gives agents access to the main headlines of many newspapers and news sites, across 20 countries, via a public API. The API has two modes: a live mode, updated in near real-time, and an archive mode that lets you fetch the headlines from a given moment in time. In both modes, the endpoint returns a JSON…
agentveil-protocol/agentveil-sdk
Skill Claude CodeCodex
AgentVeil action-control workflows for AI agent systems. Evaluate risky actions with Runtime Gate, route human approvals, resume approved execution, fetch signed receipts, inspect agent public profiles, check advisory reputation, submit signed attestations, discover agents by capability, and verify audit evidence…
Intelligent-Internet/II-Commons-Skills
Skill Codex
Use II-Commons for deterministic search across arXiv, PubMed, and policy corpora. Use for evidence comparison, metadata lookup, corpus freshness checks, or full-document markdown.
Skill Claude CodeCodex
Ticket attachment decision trees, enforcement protocols, communication templates, and worked examples for research outputs.
Skill Claude CodeCodex
A workflow for planning, writing, creating a thumbnail for, and publishing Substack long-form articles and short Notes. Substack is a publishing service for newsletters and short posts.
Skill Codex
Create and continue durable Tutor Kit textbooks, lessons, practice, quizzes, review, and runnable exercises for people who want to learn or study a subject.
Shoebtamboli/rails_claude_skills
Skill Claude CodeCodex
RESTful API controller patterns for Ruby on Rails. Use when: (1) Building JSON APIs, (2) API versioning, (3) Error handling and status codes, (4) Authentication with tokens/JWT, (5) Rate limiting, (6) CORS configuration, (7) Pagination and filtering, (8) API documentation, (9) Testing API endpoints.
Skill Codex
A local image and video background-removal tool using the BiRefNet model, producing transparent PNG images or MOV and WebM videos.
Skill Claude CodeCodex
Cryptographic compliance verification. Sign security tool output into verifiable CPOEs (JWT-VC), verify vendor proofs via trust.txt, detect drift with diff, and assess third-party risk. Use when the user mentions compliance proofs, CPOE, trust.txt, SCITT, vendor assessment, GRC evidence, or compliance drift.
Skill Claude CodeCodex
Add CSS animations to HTML elements, React/JSX components, or WordPress PHP templates using Animate.css (v4.1.1). Use this skill whenever the user wants to animate UI elements, add entrance/exit effects, attention-seeker animations, or any CSS-based motion to their markup. Trigger on phrases like "add animation"…
Skill Claude Code
Autonomous goal-to-DoD delivery orchestrator — the build stage of the -it lifecycle ("plan-it plans it, build-it builds it"); formerly named fable-it. Hand it a goal and a numbered Definition of Done and it runs the whole job to completion, typically unattended, enforcing checkable gates (turn-end, claim…
ThomasVitale/agents-skills-oci-artifacts-spec
Skill Claude CodeCodex
A skill for upgrading Spring Boot projects to a newer version using the Arconia CLI and OpenRewrite recipes. Automates dependency version bumps, deprecated API replacements, and configuration updates.
Skill Claude CodeCodex
A Chinese-language editing workflow for writing or revising social-media scripts and spoken content. It gives structured, highly direct feedback using a small set of defined editorial voices.
Skill Claude CodeCodex
Author an IMPL-BLIND spec-conformance oracle for an acceptance criterion the policy worklist (clad oracle --required) demands — an empty worklist means don't author unless the user explicitly asks. YOU spawn a blind sub-agent from a spec-only brief, then record it. Activate only when the connected project contains…
Skill Claude CodeCursor
Apply deterministic SlowAPI rate-limiter isolation for FastAPI transport tests, especially to avoid flaky HTTP 429 responses.
Skill Claude CodeCodex needs its repo
Call a real device or service (read a sensor, send a command, fetch data) registered as a W3C WoT Thing. Use thingctx list then thingctx invoke.
Skill Claude CodeCodex
Manage and consult the LLM Council, a multi-model collective for expert advice. Use this skill to configure council members, check status, or perform a "Consultation" where multiple LLMs provide independent drafts and peer reviews for high-quality synthesis.
Skill Claude CodeCodex
Create, edit, improve, or audit AgentSkills. Use when creating a new skill from scratch or when asked to improve, review, audit, tidy up, or clean up an existing skill or SKILL.md file. Also use when editing or restructuring a skill directory (moving files to references/ or scripts/, removing stale content, validating…
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: