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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.

3134 available skills

Code Quality & Testing

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ghirschhorn987

Code Quality & Testing is a skill that automates the process of resolving styling and standard linting errors, and executing core logic and end-to-end browser tests.

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Developer

bmad-editorial-review-prose

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grasdouble

bmad-editorial-review-prose is a skill that automates tasks by reading and executing instructions from a specific XML task file.

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Developer

typescript-error-explainer

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vuthuonghai-steve

typescript-error-explainer is a critical directive enforcement skill for AI agents, requiring them to read and process files using tools like Read, Glob, or Bash

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Developer

episode-mining

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boseungk

Episode-mining is a skill that systematically extracts, organizes, and categorizes episodes from project files, using techniques such as file scanning and dialogue-based workflows.

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Developer

rust-standards

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DaniyalFaraz2003

rust-standards is a skill that enforces Rust best practices, such as using thiserror for error types and avoiding unwrap and expect in core crates.

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Developer

nightscout-platform-entrypoint

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siriushex

nightscout-platform-entrypoint is a foundational skill for Nightscout development, outlining essential tasks and tools for working with the platform.

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Developer

spec-driven

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seeker71

spec-driven is a development approach that involves reading and implementing specifications precisely, without adding extra features or refactoring adjacent code.

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Developer

git-workflow-patterns

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CodeHalwell

git-workflow-patterns is a set of guidelines for managing Git workflows, including branching, committing, and pull requests, using the GitHub Flow and Conventional Commits.

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Developer

english-question-generator

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frinfo702

english-question-generator is a skill that generates English questions for TOEFL/TOEIC exams, following specific schemas and tasks.

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Developer

agent-automation-smart-agent

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tdwhere123

agent-automation-smart-agent is a custom skill for automating tasks, emphasizing hierarchical topology and memory pattern storage for AI agents.

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Developer

stripe-best-practices

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soundcheck-capital

stripe-best-practices is a set of guidelines for optimizing Stripe integrations, focusing on the latest API version and best practices for going live

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Developer

repo-guardrails

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Hakuya5247

repo-guardrails is a repository rule enforcement skill that restricts database access, enforces API contracts, and limits file modifications to ensure secure and compliant development practices.

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Developer