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Subdomain Analysis Skill

domain-analysis

tech-leads-club/agent-skills

Analyzes a codebase to surface subdomains (Core, Supporting, Generic) and recommend bounded contexts using DDD strategic design, helping teams clarify domain boundaries, cohesion, and service split decisions.

Domain-Driven Design Architecture Planning

domain-driven-design

sickn33/antigravity-awesome-skills

This skill guides the planning and execution of complex business domains using Domain-Driven Design (DDD) principles. It helps developers move from strategic modeling (defining subdomains and bounded contexts) to tactical implementation patterns like CQRS, Event Sourcing, and Saga orchestration. Use it when dealing with complex, high-variability business rules and needing explicit architectural boundaries.

Expert .NET Backend Architect Guide

dotnet-architect

sickn33/antigravity-awesome-skills

An expert guide for designing, building, and optimizing high-performance, enterprise-grade backend systems using the .NET ecosystem. Covers advanced C# features, ASP.NET Core microservices, data access patterns (EF Core/Dapper), Clean Architecture, DDD, and crucial performance considerations like caching and optimization. Ideal for architects needing to ensure scalable, maintainable, and testable production-ready APIs.

Embedded Systems Workflow

embedded-systems

Jeffallan/claude-skills

Guides engineers through initializing MCUs, crafting RTOS-aware drivers, and tuning power/timing for STM32, ESP32, and bare-metal targets; covers constraint analysis, interrupt safety, resource tracking, and validation with static analysis and real-time debugging.

Selecting and Optimizing Embedding Models

embedding-strategies

sickn33/antigravity-awesome-skills

A comprehensive guide for selecting and optimizing embedding models for advanced vector search and retrieval-augmented generation (RAG) applications. This guide covers model comparison, chunking strategies, dimension reduction techniques, and provides runnable Python templates for both OpenAI and local Sentence Transformer implementations.

Error Handler Middleware

error-handler-middleware

jeremylongshore/claude-code-plugins-plus-skills

Automates guidance for implementing error handler middleware in backend services, covering Node.js, Python, Go, microservices, databases, caching, messaging, and architecture best practices with production-ready code and validation.

Evaluating Agent System Performance

sickn33/antigravity-awesome-skills

Provides comprehensive guidance on building robust evaluation frameworks for complex agent systems. It addresses the inherent challenges of non-determinism and multiple valid paths, enabling systematic performance testing, validating context engineering choices, and measuring continuous improvements across multiple quality dimensions (e.g., factual accuracy, tool efficiency).

Evernote RBAC for Multi-Tenant Systems

evernote-enterprise-rbac

jeremylongshore/claude-code-plugins-plus-skills

Implement robust Role-Based Access Control (RBAC) specifically for Evernote integrations. This guide covers multi-tenant architectures, handling Evernote Business accounts, defining granular permissions (READ, WRITE, FULL), and creating authorization middleware. Essential for building secure, enterprise-grade SaaS applications that manage shared corporate data.

Evernote SDK Upgrade and Migration Guide

evernote-upgrade-migration

jeremylongshore/claude-code-plugins-plus-skills

This comprehensive guide provides detailed steps for upgrading Evernote SDK versions. It specifically addresses common breaking changes, such as converting legacy callback-based API calls to modern Promise/async-await patterns. It also demonstrates how to build compatibility layers for seamless, gradual migration in existing production applications.

Exa Semantic Search

sickn33/antigravity-awesome-skills

Leverages the Exa API for semantic/embeddings search, discovering similar content, or filtering by categories like companies, people, and research papers, making research and knowledge retrieval more targeted.

Spreadsheet Automation Toolkit

excel-automation

ComposioHQ/awesome-claude-skills

Connect Rube to Excel and Google Sheets toolkits to create workbooks, write or upsert rows, format cells, add tabs, and verify data, letting you automate common spreadsheet workflows within OneDrive or Google Sheets.

Natural Pivot Assistant

excel-pivot-wizard

jeremylongshore/claude-code-plugins-plus-skills

Generates pivot tables and charts from raw data using natural-language prompts, letting you summarize sales, cross-tabulate dimensions, apply filters, and add visuals without manual Excel setup.

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