Top Developer Tooling for AI Agent Work

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prompt-optimizer is a skill that refines and optimizes user prompts for AI agents, ensuring effective communication and improved outcomes.

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API design patterns are conventions and best practices for designing consistent, developer-friendly REST APIs

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autonomous-loops is a skill that enables autonomous Claude Code loops, supporting various architectures from simple claude -p pipelines to complex multi-agent DAG systems.

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Codebase-onboarding is a systematic analysis of an unfamiliar codebase to produce a structured onboarding guide with key components like architecture maps and CLAUDE.md.

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context-budget is a skill that analyzes token overhead across loaded components in a Claude Code session to surface actionable optimizations.

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cpp-coding-standards is a set of comprehensive coding standards for modern C++ derived from the C++ Core Guidelines.

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data-scraper-agent is a production-ready, AI-powered data collection agent that runs on a schedule, enriches results with a free LLM, and stores data in various databases.

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Django verification loop is a process to ensure application quality and security

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foundation-models-on-device is a skill that utilizes Apple's FoundationModels framework for on-device large language models (LLM), enabling text generation, guided generation, and snapshot streaming in iOS 26+.

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kotlin-testing is a set of testing patterns for Kotlin, utilizing Kotest, MockK, and Kover for reliable and maintainable tests.

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Laravel TDD is a test-driven development workflow for Laravel applications using PHPUnit and Pest, focusing on high coverage and efficient testing

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mcp-server-patterns is a skill for building MCP servers with Node/TypeScript SDK, enabling AI assistants to call tools and read resources.

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nutrient-document-processing is a skill that utilizes the Nutrient DWS API for document conversion, OCR, extraction, redaction, signing, and filling.

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perl-security is a set of guidelines for secure Perl programming, covering taint mode, input validation, and web security measures

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project-guidelines-example is a project-specific skill template based on a real production application, providing architecture overview, file structure, and deployment workflow guidance

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Python patterns refer to idiomatic Python coding standards and best practices

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Rust-patterns is a set of idiomatic Rust conventions for building safe and performant applications, covering ownership, error handling, traits, and concurrency.

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Rust-testing is a set of testing patterns including unit tests, integration tests, async testing, property-based testing, and mocking for reliable Rust code

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search-first is a research-before-coding workflow that systematizes the process of searching for existing tools, libraries, and patterns before writing custom code.

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security-scan is a skill that analyzes Claude Code configurations for security issues using AgentShield.

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Video-editing is the process of using AI-assisted workflows to edit, cut, and structure real footage, leveraging tools like FFmpeg and Descript.

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videodb is a perception and memory skill for video, live streams, and desktop sessions, enabling real-time context and playable stream links.

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visa-doc-translate is an AI agent skill that translates visa application documents from images to English, handling image conversion and rotation based on EXIF data.

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claude-devfleet is a multi-agent orchestration skill that allows developers to plan, dispatch, and monitor coding tasks via Claude Code agents in isolated git worktrees.

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cpp-testing is a specialized AI agent skill for automating C++ test workflows, focusing on GoogleTest, CTest, and CMake configurations.

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Django Patterns refers to a set of design patterns and best practices for building scalable and maintainable Django applications

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flutter-dart-code-review is a comprehensive, library-agnostic checklist for reviewing Flutter/Dart applications, covering best practices for widgets, state management, and clean architecture.

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Golang patterns refer to idiomatic Go coding practices that prioritize simplicity and clarity for building robust applications

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Laravel-patterns is a set of production-grade architecture patterns for Laravel, including routing, controllers, Eloquent ORM, and API resources.

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rules-distill is a skill that extracts cross-cutting principles from skills and distills them into rules using deterministic collection and LLM judgment.

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security-review is a skill that ensures all code follows security best practices, identifying potential vulnerabilities and providing patterns for secure coding.

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springboot-verification is a verification loop for Spring Boot projects that automates build, static analysis, tests, security scans, and diff review.

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The team-builder skill is an interactive agent picker for composing and dispatching parallel teams on demand

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customs-trade-compliance is a specialized AI agent skill for managing import and export regulations, ensuring compliance with government agencies and legal counsel.

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energy-procurement is the process of managing and optimizing energy spend for commercial and industrial consumers across regulated and deregulated electricity markets.

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Inventory-demand-planning is a process of managing inventory levels using demand planning suites like Blue Yonder and ERP systems like SAP.

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production-scheduling is a process of managing job sequencing, line balancing, changeover optimization, and disruption response across work centers.

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Blueprint is a construction plan generator that creates step-by-step plans from one-line objectives for coding agents

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coding-standards is a set of universal coding standards, best practices, and patterns applicable across all projects for TypeScript, JavaScript, React, and Node.js development.

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cost-aware-llm-pipeline is a set of patterns for optimizing LLM API costs through model routing, budget tracking, retry logic, and prompt caching.

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django-security is a set of best practices for securing Django applications, including authentication, authorization, and protection against common web attacks.

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Docker Patterns refers to a collection of best practices for Docker and Docker Compose

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exa-search is a neural search engine that utilizes Exa MCP for web, code, and company research, providing AI-powered deep research capabilities.

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kotlin-exposed-patterns is a set of comprehensive patterns for database access with JetBrains Exposed ORM, including DSL queries, DAO pattern, and connection pooling.

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liquid-glass-design is a dynamic glass material system for iOS 26, featuring blur, reflection, and interactive morphing capabilities for SwiftUI, UIKit, and WidgetKit integration.

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nextjs-turbopack is an incremental bundler written in Rust, used by default in Next.js 16+ for local development, offering faster cold start and hot module replacement.

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perl-patterns is a set of modern Perl 5.36+ development patterns and best practices for building robust, maintainable applications.

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plankton-code-quality is a write-time code quality enforcement system using Plankton, auto-formatting, linting, and Claude-powered fixes on every file edit via hooks.

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regex-vs-llm-structured-text is a practical decision framework for parsing structured text using regex and LLM.

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tdd-workflow is a skill that ensures all code development follows test-driven development principles with comprehensive test coverage, including unit, integration, and E2E tests.

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Verification Loop is an AI tool that verifies the quality and reliability of Claude Code sessions

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quality-nonconformance is a skill that manages the non-conformance lifecycle in regulated manufacturing environments, including FDA 21 CFR 820 and IATF 16949.

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returns-reverse-logistics is a specialized AI agent skill for managing the reverse logistics process, including return merchandise authorization, condition grading, and refund processing.

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backend-patterns is a set of expert guidelines for designing and optimizing scalable server-side applications using Node.js, Express, and Next.js

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bun-runtime is a fast JavaScript runtime and toolkit that includes a runtime, package manager, bundler, and test runner.

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content-hash-cache-pattern is a caching technique using SHA-256 content hashes as cache keys to store expensive file processing results, surviving file moves and auto-invalidating on content changes.

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crosspost is a multi-platform content distribution skill that adapts content per platform using content-engine patterns

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Deep research is a skill that produces thorough, cited research reports from multiple web sources using firecrawl and exa MCP tools.

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django-tdd is a testing strategy for Django applications using pytest-django, TDD methodology, and factory_boy for efficient testing and development.

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kotlin-patterns is a set of idiomatic Kotlin conventions for building robust, efficient, and maintainable applications with coroutines and null safety.

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springboot-security is a set of expert-recommended configurations for securing Java Spring Boot services with features like JWT, OAuth2, and rate limiting.

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springboot-tdd is a test-driven development workflow for Spring Boot services using JUnit 5, Mockito, MockMvc, Testcontainers, and JaCoCo.

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swift-concurrency-6-2 is a concurrency model that runs code single-threaded by default and introduces concurrency explicitly using @concurrent for background offloading.

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swift-protocol-di-testing is a protocol-based dependency injection technique for making Swift code testable by abstracting external dependencies like file systems, networks, and iCloud

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continuous-learning-v2 is an advanced learning system that turns Claude Code sessions into reusable knowledge through atomic instincts with confidence scoring.

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swift-actor-persistence is a thread-safe data persistence pattern in Swift using actors, eliminating data races at compile time with in-memory cache and file-backed storage.

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Carrier-relationship-management is the process of managing interactions with transportation carriers, including sourcing, negotiations, and performance tracking.

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logistics-exception-management is the process of analyzing and resolving shipment exceptions using systems like TMS, WMS, and ERP order management