Browse by the job you need done. Each skill is a single SKILL.md you can
drop into Claude — here’s what it’s for, what it helps you do, and what it can touch.
Time-of-Check / Time-of-Use (TOCTOU) race condition exploitation methodology across binary, kernel, filesystem, web, and container layers. Covers symbolic-link...
This skill is for Coding and helps you create a fastify plugin, generate fastify plugin boilerplate, and set up fastify plugin structure.
Troubleshoot Golang programs systematically - find and fix the root cause. Use when encountering bugs, crashes, deadlocks, or unexpected behavior in Go code. Co...
Skill that analyzes 18-month scenarios from a news headline. Runs the primary analysis with the scenario-analyst agent and obtains a second opinion with the str...
Retro arcade-inspired design with pixel fonts, dotted borders, playful high-contrast colors, and 8-bit game aesthetics.
在添加身份验证、处理用户输入、操作机密信息、创建 API 接口或实现支付/敏感功能时使用此技能。提供全面的安全自查清单和模式。
Define product positioning by mapping competitive alternatives, unique attributes, and best-fit customers to the right market category. Use when the user mentio...
Review a bill of materials for cost, risk, and supply exposure — cost rollup, top-10 cost drivers, single-source and EOL risk, MOQ vs forecast mismatch, cost-do...
Draft voice-tuned X (Twitter) post variants from a free-form brief. Reads a personal voice guide (generated via generate-voice-guide), produces 2–5 variants wit...
This skill should be used when designing autonomous agent harnesses: research loops, evaluation scaffolds, locked and editable surfaces, durable logs, novelty g...
Use when collecting or analyzing production iOS or iPadOS performance telemetry with MetricKit, including iOS 27 MetricManager async metric or diagnostic report...
When the user wants to plan product distribution via marketplaces, app stores, or third-party platforms. Also use when the user mentions "distribution channels,...
This skill is for Legal and helps you capture project lessons as instinct candidates, score instincts by confidence level, and promote instincts across project boundaries.
This skill is for Marketing and helps you audit ad account performance, identify quick wins in ad campaigns, and detect quality gate violations.
US web checkout via the StoreKit External Purchase Link entitlement — currently 0% Apple commission (litigation ongoing), how to ship it safely, and how to arch...
How to read experiment results without fooling yourself. Confidence intervals, p-values, multiple testing, sequential testing, CUPED, heterogeneous treatment ef...
This skill is for Coding and helps you execute a bounded experiment, run a red to green test, and implement a bead from intent.
This skill is for Design and helps you generate svg graphics from prompts, create scalable vector illustrations, and design svg icons and logos.
This skill is for Research and helps you cross-validate findings across multiple ai models, conduct parallel research with consensus ranking, and arbitrate conflicting research conclusions.
This skill is for Code Review & Testing and helps you audit mcp tool schemas, verify json-rpc behavior, and check documentation alignment.
Scans the active workspace for disposable artifacts—logs, caches, stale build output, and stray draft markdown—and proposes consolidation of scattered assets. P...
Google Ads Shopping / retail audit — product feed coverage, listing-group granularity, zero-impression products, bidding, top wasted spend
This skill is for Productivity and helps you draft a release vote email, prepare rc vote announcement, and generate release vote comment.