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

This directory brings installable AI Agent skills into one place so you can filter by search, category, topic, and official source, then install them directly into Claude Code, Cursor, Windsurf, and other supported environments.

3407 available skills

skill-builder

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mc-zuri

skill-builder is a tool for creating and managing Claude Code skills, following the Agent Skills specification

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senior-qa

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LRYuChi

senior-qa is a comprehensive testing toolkit that leverages Python scripts to automate testing processes, including test suite generation, coverage analysis, and E2E test scaffolding

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init-local-tooling

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aaronbassett

init-local-tooling is a skill that initializes and configures local tooling for TypeScript, Rust, and Python projects, including linting, formatting, and CI/CD setup.

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steering

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yuch4

Steering is a workflow management skill that enables AI agents to plan, track, and review tasks using a structured approach.

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webapp-testing

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schuttpj

webapp-testing is a skill that enables comprehensive testing and debugging of local web applications using Playwright automation.

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perf

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coakenfold

perf is a performance engineering mode focused on optimizing page load and rendering performance, with expertise in Core Web Vitals and asset optimization.

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code-review

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MQFacultyOfArts

Code-review is a systematic examination of code changes using git commands to identify scope and ensure adherence to coding standards.

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performance-diff

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Hopin-inc

performance-diff is a skill that compares the performance of code changes, providing insights into benchmark results, query counts, and response times to detect regressions.

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workout-domain

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alexanderop

workout-domain is a technical framework for creating block-based workout models, utilizing TypeScript and discriminated unions to define workout sequences.

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webflow-editor-integration

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vallafederico

webflow-editor-integration is a technique for detecting and adapting to Webflow's Designer/Editor mode, enabling smooth custom code execution on published websites.

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adding-mod-parsers

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aclinia

Adding-mod-parsers is a template-based system for converting raw mod strings into typed Mod objects used by calculation engines.

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erp-trade-doc

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jesseooxx

erp-trade-doc is a technical skill that enables querying of DataWin ERP trade module documentation, covering topics such as business flows, functionality, and system configuration.

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