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Query Performance Analyzer

analyzing-query-performance

jeremylongshore/claude-code-plugins-plus-skills

Enables Claude to examine EXPLAIN plans, spot slow queries or missing indexes, and deliver concrete optimization steps—ideal for improving database query speed and resource usage when performance issues arise.

API Ninjas Workflow Automation

api-ninjas-automation

ComposioHQ/awesome-claude-skills

Document that explains how to automate API Ninjas operations via Composio’s Rube MCP integration: search for tools, ensure an active API Ninjas connection, and run workloads with schema-compliant inputs and memory/session handling.

Clay Pitfalls: Avoiding Data Enrichment Mistakes

clay-known-pitfalls

jeremylongshore/claude-code-plugins-plus-skills

This comprehensive guide identifies and explains common anti-patterns, gotchas, and integration mistakes when using Clay's data enrichment platform. It details the root causes of credit waste, workflow failures, and data loss, providing actionable fixes for auditing configurations, onboarding new team members, or optimizing existing pipelines.

Code Explanation and Analysis

code-documentation-code-explain

sickn33/antigravity-awesome-skills

This skill acts as a code education expert, specializing in breaking down complex code, algorithms, or system architecture. It transforms difficult technical concepts into understandable explanations using clear narratives, visual diagrams, and step-by-step breakdowns. Ideal for creating learning materials, onboarding guides, or detailed technical reviews for developers of all levels.

Conventional Commit Message Generation

sickn33/antigravity-awesome-skills

This skill generates commit messages strictly following Sentry's conventions and the Conventional Commit format. It mandates a structured commit message including a type, scope, subject, body (explaining what and why), and a footer for issue references. Use this whenever committing code changes to ensure a highly readable, traceable, and standardized version history.

Customer.io Integration Pitfalls Guide

customerio-known-pitfalls

jeremylongshore/claude-code-plugins-plus-skills

This comprehensive guide identifies and explains the most common anti-patterns and mistakes when integrating with Customer.io. It covers crucial development topics, including proper API key usage, Unix timestamp formatting, ensuring correct event tracking order (Identify before Track), and optimizing API calls for performance. Use this as a definitive checklist for code review and developer onboarding.

Database Performance Optimizer and Analyst

database-optimizer

Jeffallan/claude-skills

A specialized skill for optimizing database performance and scalability across PostgreSQL and MySQL. It guides users through analyzing slow queries, interpreting execution plans (EXPLAIN ANALYZE), designing optimal indexing strategies, tuning configuration parameters, and resolving bottlenecks like lock contention. Essential for DevOps engineers, database administrators, and backend developers.

Evernote Note Creation and Management Workflow

evernote-core-workflow-a

jeremylongshore/claude-code-plugins-plus-skills

This comprehensive workflow manages the entire lifecycle of notes within Evernote. It provides structured methods for creating new notes (supporting plain text, checklists, and ENML formatting), retrieving existing content, updating notes, and organizing both notes and notebooks/stacks. Essential for building full-featured note-taking applications and content management systems.

Explaining Machine Learning Models

explaining-machine-learning-models

jeremylongshore/claude-code-plugins-plus-skills

Provides interpretable explanations for ML predictions using SHAP, LIME, and other techniques, helping debug model behavior, highlight feature importance, and communicate fairness insights to stakeholders.

Google Sheets Automation

google-sheets-automation

jeremylongshore/claude-code-plugins-plus-skills

Guides business teams through Google Sheets automation by explaining patterns, generating production-ready code, and validating workflows for email processing, spreadsheet operations, and process optimization.

Culture Index Interpreter

interpreting-culture-index

trailofbits/skills

Interprets Culture Index survey and profile data to explain behavioral traits, team gas/brake/glue dynamics, burnout risk, hiring profiles, coaching cues, interview trait prediction, and conflict mediation, accepting extracted JSON or verified PDF input.

Leadfeeder Automation Guide

leadfeeder-automation

ComposioHQ/awesome-claude-skills

Leadfeeder Automation Guide explains how to connect Rube MCP and Composio to discover schemas, manage connections, and run Leadfeeder tools reliably, prioritizing search-before-execute and session reuse for automated workflows.

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