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Agent Coordination Patterns for Development

jeremylongshore/claude-code-plugins-plus-skills

This skill defines the coordination protocol for multi-agent execution during development sprints. It governs how project architects must spawn specialized agents (e.g., backend, frontend, QA), manage dependencies via shared contracts, and collect comprehensive, structured reports. It ensures systematic, parallel, and controlled project iteration development.

Algorand Contract Scanner

algorand-vulnerability-scanner

trailofbits/skills

Scans Algorand TEAL/PyTeal smart contracts for 11 platform-specific vulnerabilities such as rekeying, unchecked fees, group manipulation, and missing access controls, then reports findings with severity, suggested fixes, and optional Tealer automation.

Defining API Contracts and Schemas

jeremylongshore/claude-code-plugins-plus-skills

This skill guides the definition of comprehensive API contracts, serving as the shared interface specification between backend and frontend services. It covers defining request/response schemas, endpoint routes, TypeScript interfaces, and standardized error handling. Use it when establishing, modifying, or documenting the interaction points between different system components to ensure seamless integration and type consistency.

Defining API Contracts and Schemas

jeremylongshore/claude-code-plugins-plus-skills

This skill guides the definition of comprehensive API contracts, serving as the shared interface specification between backend and frontend services. It covers defining request/response schemas, endpoint routes, TypeScript interfaces, and standardized error handling. Use it when establishing, modifying, or documenting the interaction points between different system components to ensure seamless integration and type consistency.

API Design Architect

Jeffallan/claude-skills

Guides REST and GraphQL API architects through domain modeling, OpenAPI 3.1 contract drafting, pagination, versioning, error handling, and mock verification.

API Mocking for Development and Testing

api-testing-observability-api-mock

sickn33/antigravity-awesome-skills

An expert framework for creating realistic API mock services. It simulates real API behavior and contracts, enabling developers to build and test frontend components or integration workflows in parallel, even before the actual backend service is complete. Ideal for testing, demo environments, and validating API contracts.

Automated API Testing Suite

automating-api-testing

jeremylongshore/claude-code-plugins-plus-skills

Automates generation and execution of API endpoint tests for REST and GraphQL services, covering CRUD operations, authentication workflows, OpenAPI contract validation, and response verification (status, headers, body).

Automated API Testing Suite

automating-api-testing

jeremylongshore/claude-code-plugins-plus-skills

Automates generation and execution of API endpoint tests for REST and GraphQL services, covering CRUD operations, authentication workflows, OpenAPI contract validation, and response verification (status, headers, body).

Cairo Vulnerability Scanner

cairo-vulnerability-scanner

trailofbits/skills

Scans Cairo/StarkNet smart contracts for six critical issues spanning felt252 arithmetic, messaging, access control, and signature replay, reporting severity and fixes to support audits, bridge reviews, and pre-launch security checks.

Web3 Smart Contract And DeFi Development

blockchain-developer

sickn33/antigravity-awesome-skills

A comprehensive guide for building production-grade Web3 applications, smart contracts, and decentralized systems. Covers expertise in DeFi protocols, NFT platforms, DAOs, cross-chain interoperability, and advanced smart contract security patterns (Solidity, Rust). Ideal for developers building complex, resilient decentralized finance (DeFi) and enterprise-grade blockchain solutions.

Scalable Backend Architecture Design

backend-architect

sickn33/antigravity-awesome-skills

Expert guide for designing robust, scalable, and resilient backend systems. Covers modern patterns including Microservices, Event Sourcing, CQRS, and advanced API contracts (REST, GraphQL, gRPC). Specializes in defining service boundaries, implementing distributed transactions (Saga), and integrating comprehensive security measures like OAuth 2.0 and mTLS.

Contract Test Creator

contract-test-creator

jeremylongshore/claude-code-plugins-plus-skills

Contract Test Creator automatically assists with designing and implementing contract tests, guiding on best practices, producing production-ready code and configurations, and validating results whenever the user invokes contract test creator tasks.

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