Marketplace
Find the right skill for the job.
Browse the full catalog through outcome-first channels, technical facets, rating filters, and server-side pagination built for a large public marketplace.
aesthetic
This skill provides a structured four-stage framework for creating and evaluating UI designs. It guides users from aesthetic analysis to functional implementation, micro-interactions, and storytelling. It integrates with other MCP tools for screenshot capture and AI image generation/analysis, offering concrete workflows for design iteration.
Fixing Bugs Systematically
Provides a structured protocol for diagnosing software bugs with clear investigation paths. Differentiates between simple and complex bugs, uses parallel agent investigation for multi-system issues, and includes validation steps before implementation. Ties fixes back to existing documentation like feature specs and user stories.
spring-boot-resilience4j
A comprehensive and practical guide for implementing Resilience4j patterns in Spring Boot applications with clear examples and configuration details.
unit-test-json-serialization
A comprehensive and practical guide for testing JSON serialization/deserialization using Spring's @JsonTest, covering common scenarios with clear examples and best practices.
aws-sdk-java-v2-messaging
Provides Java code examples for AWS SQS and SNS messaging patterns including queue operations, topic publishing, FIFO queues, dead letter queues, and Spring Boot integration. Covers client setup, message handling, and subscription management with practical implementation guidance.
tooluniverse
Provides access to 600+ scientific tools for computational biology and drug discovery. Supports tool discovery via semantic search, execution of individual tools, and composition of multi-step research workflows. Integrates with Claude via MCP for AI-assisted scientific research.
training-log-analyzer
Analyzes workout logs to identify trends, plateaus, and recovery needs. Provides structured markdown reports with actionable recommendations for athletes and fitness enthusiasts.
creating-cursor-commands
Expert guidance for creating effective Cursor slash commands with best practices, format requirements, and schema validation
creating-windsurf-packages
Use when creating Windsurf rules - provides plain markdown format with NO frontmatter, 12,000 character limit, and single-file structure requirements
prpm-json-best-practices
Provides detailed guidance for creating and maintaining prpm.json package manifests for the PRPM package manager. Covers single packages, multi-package repos, collections, and combined setups with clear examples and field explanations. Helps developers publish packages correctly to the registry.
condition-based-waiting
Provides a concrete pattern to replace arbitrary timeouts in tests with conditional polling, directly addressing flaky tests caused by timing dependencies. Shows real-world impact data and clear before/after code examples.
startup-business-models
This skill provides a structured framework for designing and analyzing startup business models, focusing on revenue models, unit economics, and pricing strategies. It includes decision trees, model comparisons, and practical templates for calculations. The content is well-organized with clear guidance on when to use each component.
senior-data-scientist
World-class data science skill for statistical modeling, experimentation, causal inference, and advanced analytics. Expertise in Python (NumPy, Pandas, Scikit-learn), R, SQL, statistical methods, A/B testing, time series, and business intelligence. Includes experiment design, feature engineering, model evaluation, and stakeholder communication. Use when designing experiments, building predictive models, performing causal analysis, or driving data-driven decisions.
building-rag-systems
This skill provides detailed implementation patterns for building RAG systems using LangChain and Qdrant. It covers 8 distinct architectures, semantic chunking strategies, and includes production-ready code for ingestion pipelines, search, and FastAPI deployment. The documentation includes concrete examples for change detection and context expansion.
senior-architect
This skill provides three Python scripts for software architecture tasks: generating diagrams, analyzing project structure, and examining dependencies. It includes detailed reference docs on patterns, workflows, and tech decisions for modern web/mobile stacks. Useful for planning systems with React, Node.js, databases, and cloud services.
api-field-descriptions
Provides specific patterns for documenting API field descriptions with clear templates for different data types. Includes table formats, required/optional indicators, and practical examples for UUIDs, strings, enums, booleans, and other common field types.
statistical-analysis
Provides structured guidance for common statistical analyses including t-tests, ANOVA, regression, and Bayesian methods. Includes assumption checking workflows, APA reporting templates, and decision trees for test selection. Focuses on academic research applications with practical examples.
architecture-patterns
Provides concrete implementation examples for Clean Architecture, Hexagonal Architecture, and Domain-Driven Design patterns in Python. Includes directory structures, code samples for entities, use cases, adapters, and practical guidance on when to apply each pattern.
angular-migration
Provides detailed guidance for migrating AngularJS applications to Angular using hybrid mode. Includes code examples for component conversion, service migration, dependency injection changes, routing updates, and forms migration. Offers three migration strategies with timelines and common pitfalls to avoid.
iterating
A well-designed methodology for maintaining context across multiple Claude sessions with clear checkpoint patterns, environment detection, and structured work logging for iterative development.
traceability-check
A comprehensive tool for verifying bidirectional traceability across requirements, code, and tests with detailed gap analysis and reporting capabilities.
template-engine
This skill provides a template engine for loading, validating, and populating templates across frameworks. It searches for templates in multiple locations, parses placeholders and conditional logic, gathers inputs from context or prompts, and saves artifacts with metadata. It supports Handlebars-like syntax and integrates with other skills for artifact tracking.
flow-attention-refresh
A protocol skill that prevents LLM context drift by forcing re-reading of core goal documents at key workflow moments like task starts and error recovery. It addresses the 'lost in the middle' problem in long conversations.
swarm
Enables autonomous multi-hour coding sessions by orchestrating parallel Claude Code workers with behavioral protocols. Manages complex refactors and feature development through worker coordination, dependency tracking, and persistent state across context compactions. Provides protocol-based governance to enforce security and behavioral constraints during automated coding tasks.