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Found 2,517 Skills
Write idiomatic Go with goroutines, channels, and interfaces. Use for Go development, concurrency, or performance.
A/B test subject line variations using proven copywriting frameworks. Predict open rates based on historical performance.
Debug regex patterns with visual breakdowns, plain English explanations, test case generation, and flavor conversion. Use when user needs help with regular expressions or pattern matching.
Use when developing hooks, visuals, and copy variations for paid campaigns across channels.
Guide users through a structured workflow for co-authoring documentation, articles, or long-form content. Use when user wants to write documentation, proposals, articles, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting articles, or using "co-authoring" workflow.
Angular/TypeScript frontend expert. PROACTIVELY use when working with Angular, RxJS, NgRx. Triggers: angular, ngrx, rxjs, component.ts
Browser automation via Playwriter (remorses) using persistent Chrome sessions and the full Playwright Page API.
This skill should be used when the user asks to "implement a feature in Elixir", "refactor this module", "should I use a GenServer here?", "how should I structure this?", "use the pipe operator", "add error handling", "make this concurrent", or mentions protocols, behaviours, pattern matching, with statements, comprehensions, structs, or coming from an OOP background. Contains paradigm-shifting insights.
Run tests from skill examples and generate a report (project)
Use when discussing or working with DeepEval (the python AI evaluation framework)
Write Swift code for iOS/macOS following best practices. Use when developing with SwiftUI, UIKit, or Swift packages. Covers type safety, concurrency, and tooling.
Use to stress-test predictions by assuming they failed and working backward to identify why. Invoke when confidence is high (>80% or <20%), need to identify tail risks and unknown unknowns, or want to widen overconfident intervals. Use when user mentions premortem, backcasting, what could go wrong, stress test, or black swans.