AI Skills Registry

Create Excalidraw diagram JSON files that make visual arguments. Use when the user wants to visualize workflows, architectures, or concepts.

Framework for building competitive landscape decks — market positioning, competitor deep-dives, comparative analysis, strategic synthesis. U

The local-first Craigslist watcher and triage tool that knows what's a repost, what's a scam, and what just dropped in price. Trigger phrase

Guidelines for backend development in C++ and Elixir/Phoenix, covering modern language features, best practices, and production-ready patter

Apply the Law of Common Region to group elements using containers, backgrounds, and boundaries.

Use when modern C++ features from C++11/14/17/20 including auto, lambdas, range-based loops, structured bindings, and concepts.

Information about the differential fuzzer tool, how to run it and use it catch bugs in Turso. Always load this skill when running this tool

Problem-solving strategies for limits colimits in category theory

Command injection playbook. Use when user input may reach shell commands, process execution, converters, import pipelines, or blind out-of-b

Generate plots, charts, and graphs from data with automatic visualization type selection. Use when requesting "visualization", "plot", "char

Interview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use

Incident response — diagnose production issues, find root cause, propose fix with rollback. Use when asked about "something is broken", "pro

Migration guides for CoreData to SwiftData, UIKit to SwiftUI, ObservableObject to @Observable, XCTest to Swift Testing, Objective-C to Swift

Deep dive into SwiftData design patterns and best practices. Covers schema design, query patterns, repository pattern, and performance optim

Create developer handoff specifications with measurements, behaviors, assets, and edge cases.

2-stage pipeline: trace (causal investigation) -> deep-interview (requirements crystallization) with 3-point injection

CRITICAL: Use for type-driven design. Triggers: type state, PhantomData, newtype, marker trait, builder pattern, make invalid states unrepre

Build integrated financial models with 3-statement projections. Create income statement, balance sheet, and cash flow models with proper lin

Problem-solving strategies for channel capacity in information theory

Analyze competitor repositories with evidence-based approach. Use when tracking competitors, creating competitor profiles, or generating com

Deprecated: this skill has moved to building-blocks.

修 bug 的子流程入口，把"发现问题"走到验证修复闭环，留下 report / analysis / fix-note 三份文件。触发：用户说"修 bug"、"有个问题"、"修复 XX"。只做路由，根据已有产物走 report / analyze / fix。简单问题走快速通道