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Found 408 Skills
Check and configure cache-busting strategies for Next.js and Vite projects
This skill should be used when checking for naming conflicts between local skills (~/.claude/skills) and plugin-provided skills (~/.claude/plugins). Use to identify duplicate or similarly named skills that may cause inconsistent agent behavior.
Property-based testing with fast-check (TypeScript/JavaScript) and Hypothesis (Python). Generate test cases automatically, find edge cases, and test mathematical properties. Use when user mentions property-based testing, fast-check, Hypothesis, generating test data, QuickCheck-style testing, or finding edge cases automatically.
Modern PowerShell security practices including SecretManagement, JEA, WDAC, and credential protection
Use when asked about "marketplace strategy", "chicken and egg problem", "liquidity", "two-sided market", "tipping a marketplace", "GMV growth", or "Sarah Tavel marketplaces". Helps founders and product leaders build defensible marketplace businesses by sequencing supply and demand. The Hierarchy of Marketplaces framework (created by Sarah Tavel / Benchmark) provides a progression from focused launch to market dominance.
Manage git-tracked directories correctly - never create .gitkeep files in directories that will immediately contain tracked files
HTTP API testing for TypeScript (Supertest) and Python (httpx, pytest). Covers REST APIs, GraphQL, request/response validation, authentication, and error handling. Use when user mentions API testing, Supertest, httpx, REST testing, endpoint testing, HTTP response validation, or testing API routes.
Use when asked to "position my product", "positioning canvas", "differentiate from competitors", "figure out our category", "repositioning", or "why customers should pick us". Helps define competitive alternatives, differentiated value, target customers, and market category. April Dunford's positioning framework from "Obviously Awesome" makes your product's value obvious to the right customers.
Ensures tasks are genuinely resolved before marking them done. Activates at task checkpoints during plan execution — validates that fixes actually work, tests genuinely pass, and acceptance criteria are met. Prevents premature completion declarations.
Configure and orchestrate Claude Code agent teams (TeamCreate, SendMessage, TaskUpdate workflow). Use when you need multiple agents working in parallel on a complex task, want to coordinate background agents with messaging, or are setting up a lead/teammate architecture with a shared task list. Teams are experimental — enable with --enable-teams flag.
YAML querying, filtering, and transformation with yq command-line tool. Use when working with YAML files, parsing YAML configuration, modifying Kubernetes manifests, GitHub Actions workflows, or transforming YAML structures.
Commit message conventions, staging practices, and commit best practices. Covers conventional commits, explicit staging workflow, logical change grouping, humble fact-based communication style, and automatic issue detection. Use when user mentions committing changes, writing commit messages, git add, git commit, staging files, or conventional commit format.