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

211 available skills

API Development

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majiayu000

Build REST APIs with proper error handling, status codes, request validation, response formatting, and rate limiting. Apply when creating API routes, handling errors, validating input, or designing API responses.

0
0
Developer

API Pagination Debugging

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ngpestelos

Token-efficient MCP server for Readwise

0
0
Developer

run-jmh-benchmarks-hetzner

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JetBrains

run-jmh-benchmarks-hetzner is a skill that automates the deployment and execution of JMH benchmarks on Hetzner cloud servers for graph databases.

134
0
Data

release

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1a35e1

Release is an Experimental X CLI for OpenClaw that automates the release workflow with pre-flight checks and argument validation

2
0
Developer

nutrient-document-processing

[ Featured ]
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affaan-m

Process, convert, OCR, extract, redact, sign, and fill documents using the Nutrient DWS API. Works with PDFs, DOCX, XLSX, PPTX, HTML, and images.

116.8k
0
Developer

dns

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cubenlp

Toolkit for Chat API.

0
0
Developer

mcp-server-patterns

[ Featured ]
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affaan-m

Build MCP servers with Node/TypeScript SDK — tools, resources, prompts, Zod validation, stdio vs Streamable HTTP. Use Context7 or official MCP docs for latest API.

116.8k
0
Developer

supabase-python

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alinaqi

FastAPI with Supabase and SQLAlchemy/SQLModel

0
0
Developer

commit-feature

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Vulnetix

VDB API for external users

0
0
Developer

ui-visual-validator

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IsKenKenYa

ui-visual-validator is a skill for expert visual validation specialists, focused on verifying UI modifications, design system compliance, and accessibility implementation through rigorous analysis methodologies.

15
0
DevOps & Cloud

cost-aware-llm-pipeline

[ Featured ]
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affaan-m

Cost optimization patterns for LLM API usage — model routing by task complexity, budget tracking, retry logic, and prompt caching.

60.6k
0
Developer

release-check-out-pr

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mountain-loop

The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬

17.9k
0
Developer