Browse Skills

multi-source-data-merger.md

13

1 export multi-source-data-merger

2 from "letta-ai/skills"

3 This skill provides guidance for merging data from multiple heterogeneous sources (CSV, JSON, Parquet, XML, etc.) into unified output formats with conflict detection and resolution. Use when tasks involve combining data from different file formats, field mapping between schemas, priority-based conflict resolution, or generating merged datasets with conflict reports.

2026-01-21

skill-linter.md

13

1 export skill-linter

2 from "majesticlabs-dev/majestic-marketplace"

3 Validate skills against agentskills.io specification. Use when adding new skills to the marketplace, reviewing skill PRs, checking skill compliance, or running quality gates on skills. Validates frontmatter fields (name, description, license, compatibility, metadata, allowed-tools), directory naming, line limits, and structure.

2026-01-22

seo.md

13

1 export seo

2 from "lightfastai/lightfast"

3 Optimize content for search engines and AI answer engines. Use when writing or auditing SEO for any Lightfast page.

2026-01-05

ln-374-test-coverage-auditor.md

13

1 export ln-374-test-coverage-auditor

2 from "levnikolaevich/claude-code-skills"

3 Coverage Gaps audit worker (L3). Identifies missing tests for critical paths (Money 20+, Security 20+, Data Integrity 15+, Core Flows 15+). Returns list of untested critical business logic with priority justification.

2026-01-21

bofu-keywords.md

13

1 export bofu-keywords

2 from "majesticlabs-dev/majestic-marketplace"

3 Find bottom-of-funnel keywords with high purchase intent for any product. Uses Perplexity for real-time search data.

2026-01-22

compile-compcert.md

13

1 export compile-compcert

2 from "letta-ai/skills"

3 Guide for building CompCert, the formally verified C compiler, from source. This skill should be used when compiling, building, or installing CompCert, or when working with Coq-based software that has strict dependency version requirements. Covers OCaml/opam setup, Coq version compatibility, memory management, and common build pitfalls.

2026-01-21

AILANG Release Manager.md

13

1 export AILANG Release Manager

2 from "sunholo-data/ailang"

3 Create new AILANG releases with version bumps, changelog updates, git tags, and CI/CD verification. Use when user says "ready to release", "create release", mentions version numbers, or wants to publish a new version.

2026-01-21

hf-model-inference.md

13

1 export hf-model-inference

2 from "letta-ai/skills"

3 Guidance for deploying HuggingFace models as inference APIs/services. This skill applies when tasks involve downloading pre-trained models from HuggingFace Hub, creating REST APIs for model inference, building Flask/FastAPI services around ML models, or setting up sentiment analysis, text classification, or other NLP inference endpoints.

2026-01-21

Test Coverage Guardian.md

13

1 export Test Coverage Guardian

2 from "sunholo-data/ailang"

3 Analyze test coverage, identify gaps, detect dead code, and improve test quality. Use when user asks to check coverage, review tests, find untested code, or improve test robustness.

2026-01-21

Cloud Environment Setup.md

13

1 export Cloud Environment Setup

2 from "sunholo-data/ailang"

3 Set up Claude Code cloud/mobile environments for AILANG development. Use when starting a new cloud session, when tools are missing (Go, make, gh), or when user says "setup cloud", "setup environment", or mentions mobile Claude Code.

2026-01-21

agent-scaffold.md

13

1 export agent-scaffold

2 from "majesticlabs-dev/majestic-marketplace"

3 File templates for Claude Agent SDK project scaffolding. Used by /agent-sdk:agent-scaffold command.

2026-01-22

regex-chess.md

13

1 export regex-chess

2 from "letta-ai/skills"

3 Guidance for generating legal chess moves using only regex pattern matching and substitution. This skill applies when implementing chess move generators constrained to regex-only solutions, FEN notation parsing/manipulation, or similar pattern-matching-based board game logic. Use this skill for tasks requiring regex-based state transformations on structured string representations.

2026-01-21

anycable-coder.md

13

1 export anycable-coder

2 from "majesticlabs-dev/majestic-marketplace"

3 Use when implementing real-time features requiring reliability, especially LLM streaming. Applies AnyCable patterns for message delivery guarantees, presence tracking, and Action Cable migration.

2026-01-22

tune-mjcf.md

13

1 export tune-mjcf

2 from "letta-ai/skills"

3 This skill provides guidance for optimizing MuJoCo MJCF simulation files to improve performance while maintaining physics accuracy. Use this skill when tuning simulation parameters, reducing computation time, or balancing speed vs. accuracy trade-offs in MuJoCo models.

2026-01-21

reviewing-code.md

12

1 export reviewing-code

2 from "rysweet/MicrosoftHackathon2025-AgenticCoding"

3 Performs systematic code review checking for correctness, maintainability, security, and best practices. Activates when user requests review, before creating PRs, or when significant code changes are ready. Ensures quality gates are met before code proceeds to production.

2026-01-05

spark-engineer.md

12

1 export spark-engineer

2 from "Jeffallan/claude-skills"

3 Use when building Apache Spark applications, distributed data processing pipelines, or optimizing big data workloads. Invoke for DataFrame API, Spark SQL, RDD operations, performance tuning, streaming analytics.

2026-01-05

pdf.md

12

1 export pdf

2 from "rysweet/MicrosoftHackathon2025-AgenticCoding"

3 Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.

2026-01-05

test-audit.md

12

1 export test-audit

2 from "huseyindeniz/vite-react-dapp-template"

3 Test coverage analysis to ensure adequate testing, Storybook coverage, and test quality.

2026-01-05

reasoning-analogical.md

12

1 export reasoning-analogical

2 from "BellaBe/lean-os"

3 Transfer knowledge from source domains to novel target situations through structural mapping. Use when facing new markets, products, or situations where past experience provides relevant patterns. Produces adapted solutions with explicit mappings and context adjustments.

2026-01-05

prompt-engineer.md

12

1 export prompt-engineer

2 from "Jeffallan/claude-skills"

3 Use when designing prompts for LLMs, optimizing model performance, building evaluation frameworks, or implementing advanced prompting techniques like chain-of-thought, few-shot learning, or structured outputs.

2026-01-05

investigation-workflow.md

12

1 export investigation-workflow

2 from "rysweet/MicrosoftHackathon2025-AgenticCoding"

3 6-phase investigation workflow for understanding existing systems. Auto-activates for research tasks. Optimized for exploration and understanding, not implementation. Includes parallel agent deployment for efficient deep dives and automatic knowledge capture to prevent repeat investigations.

2026-01-05

playwright-expert.md

12

1 export playwright-expert

2 from "Jeffallan/claude-skills"

3 Use when writing E2E tests with Playwright, setting up test infrastructure, or debugging flaky browser tests. Invoke for browser automation, E2E tests, Page Object Model, test flakiness, visual testing.

2026-01-05

api-authentication.md

12

1 export api-authentication

2 from "applied-artificial-intelligence/claude-code-toolkit"

3 API authentication patterns including JWT, OAuth 2.0, API keys, and session-based auth. Covers token generation, validation, refresh strategies, security best practices, and when to use each pattern. Use when implementing API authentication, choosing auth strategy, securing endpoints, or debugging auth issues. Prevents common vulnerabilities like token theft, replay attacks, and insecure storage.

2026-01-05

rails-expert.md

12

1 export rails-expert

2 from "Jeffallan/claude-skills"

3 Use when building Rails 7+ web applications with Hotwire, real-time features, or background job processing. Invoke for Active Record optimization, Turbo Frames/Streams, Action Cable, Sidekiq.

2026-01-05