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Browse and install thousands of AI Agent skills in the Killer-Skills directory. Supports Claude Code, Windsurf, Cursor, and more.

1152 available skills

stripe-supabase-webhooks

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rrh1441

This skill should be used when implementing Stripe webhook handlers in Next.js App Router with Supabase database integration. It applies when handling subscription lifecycle events, syncing payment st

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Developer

project-designer

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AbdullahMalik17

Comprehensive project design and ideation skill for AI/ML and web/mobile applications. Use when users present initial project ideas that need enhancement, architectural guidance, technology stack reco

4
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Developer

erc4337-privacy-wallet

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eyepyon

Privacy-preserving ERC-4337 wallet development for vehicle identity and sensitive data protection. Use when implementing ERC-4337 account abstraction wallets that handle sensitive information (vehicle

1
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Developer

whatsapp-triage

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muhammadwaheedairi

Triage and process WhatsApp action files from the AI Employee vault. This skill should be used when WHATSAPP_*.md files appear in /Needs_Action folder, or when user asks to handle WhatsApp messages, d

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AI

entry-point-analyzer

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andrescardonas7

Analyzes smart contract codebases to identify state-changing entry points for security auditing. Detects externally callable functions that modify state, categorizes them by access level (public, admi

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Developer

Global Validation

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overtimepog

Implement comprehensive input validation on server-side with complementary client-side validation for user experience, using allowlists, type checking, and sanitization to prevent injection attacks. U

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Developer

sport-wizard-translator

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beggan78

Context-aware Swedish translation for Sport Wizard youth soccer coaching application. Use when the user explicitly requests translation of components, screens, features, or user-facing text to Swedish

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Developer

team-reconcile

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QuicksilverSlick

Team Index Reconciliation for 28-Day Metabolic Reset. Diagnoses and fixes users missing from facilitator group rosters due to team/recruits index desync. Resolves genealogy vs roster mismatches, capta

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Developer

erc4337-privacy-wallet

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mashharuki

Privacy-preserving ERC-4337 wallet development for vehicle identity and sensitive data protection. Use when implementing ERC-4337 account abstraction wallets that handle sensitive information (vehicle

0
0
Developer

Frontend CSS

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DevanB

Write consistent, maintainable CSS following the projects methodology (Tailwind utility classes) while minimizing custom CSS and adhering to design system tokens. Use this skill when writing or editin

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Developer

moru-python

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1wos

Use this skill when writing Python code that interacts with Moru cloud sandboxes. This includes: creating sandboxes with `Sandbox.create()`, running commands with `sbx.commands.run()`, reading and wri

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Developer

fbm

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edpaget

Run fantasy baseball projection commands — predict, evaluate, compare systems, look up player projections/valuations, manage cached datasets, evaluate keeper league trades and optimization, run draft

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Developer