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

49 available skills

wrap

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mag123c

Ultra-fast token & cost tracker for LLM Token Usage (e.g. Claude Code)

60
0
Developer

next

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mag123c

Session start - check progress, suggest next task

55
0
Developer

review-design

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janekbaraniewski

Review a design doc against the codebase

8
0
AI

ai-coding-agents

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xiaolai

ai-coding-agents is an AI-friendly markdown editor skill that documents Codex CLI and Claude Code CLI for reference and cross-tool workflows.

154
0
Developer

ai-context-repository

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BenWeatherall

Guides the ai-context-writer subagent in maintaining AI_CONTEXT_REPOSITORY.md, documenting repository architecture, directory structure, component responsibilities, data flow, and extension points for

0
0
Developer

llm-api-contract

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tylerjrbuell

Composable TypeScript AI agent framework — Effect-TS type safety, 5 reasoning strategies, persistent gateway, real-time streaming, multi-agent A2A

6
0
Productivity

nakafa-content

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nakafaai

Create educational content (MDX) and exercises for Nakafa platform. Use when creating or editing subject materials, exercises, questions, answers/explanations, or any educational content in MDX format

75
0
AI

obs-cost

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shepard-system

Obs Cost is a self-hosted observability solution for AI coding agents, providing cost and token usage insights

60
0
AI

m04-zero-cost

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k1-c

✨ A TUI client for Linear.app — manage issues, projects, and cycles from your terminal

4
0
Developer

m04-zero-cost

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simorgh3196

CRITICAL: Use for generics, traits, zero-cost abstraction. Triggers: E0277, E0308, E0599, generic, trait, impl, dyn, where, monomorphization, static dispatch, dynamic dispatch, impl Trait, trait bound

0
0
Developer

planning-innovation-cost-and-capacity

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adorosario

Use innovation cost tracking data and project list to estimate spend, capacity, and tradeoffs across innovation projects.

1
0
Developer

token-cost-ledger

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vibbs

Tracks AI token usage and costs as COGS. Logs entries, generates reports, monitors budget, shows per-feature cost. Use when reviewing AI spend, logging session costs, or checking budget status.

0
0
Developer