Testing and QA

Source details, install context, and public review data are available on the full page.

Establish semantic versioning practices to maintain consistent version numbering aligned with release significance, enabling automated version management and release notes generation.

Orchestrate TDD migrations with agents doing all work. Main context stays clean.

Source details, install context, and public review data are available on the full page.

Visual regression testing captures screenshots of UI components and pages, then compares them across versions to detect unintended visual changes. This automated approach catches CSS bugs, layout issues, and design regressions that traditional functional tests miss.

Web performance audits measure load times, identify bottlenecks, and guide optimization efforts to create faster, better user experiences.

LitGPT provides 20+ pretrained LLM implementations with clean, readable code and production-ready training workflows.

When building infrastructure components, ensure they're actually invoked in the execution path.

Slow database queries are a common performance bottleneck. Optimization through indexing, efficient queries, and caching dramatically improves application performance.

Social Graphics creates platform-specific visual content optimized for engagement. This skill teaches you to generate graphics that perform well on each platform.

E2E tests use Playwright. Located in apps/examples/e2e/ (SDK examples) and apps/dotcom/client/e2e/ (tldraw.com).

Strategic framework for creating uncontested market space that makes the competition irrelevant, based on simultaneous pursuit of differentiation and low cost.

ClinicalTrials.gov is a comprehensive registry of clinical studies conducted worldwide, maintained by the U.S. National Library of Medicine. Access API v2 to search for trials, retrieve detailed study information, filter by various criteria, and export data for analysis. The API is public (no authentication required)...

Implement comprehensive backup and disaster recovery strategies. Covers backup types, retention policies, restore testing, and recovery time objectives (RTO/RPO).

Testing patterns with Pest: Arrange-Act-Assert, proper mocking, null drivers, declarative factories.

A framework for crafting ideas and messages that are understood, remembered, and have lasting impact. Based on decades of research into why some ideas survive and others die.

Migrate existing OpenAI Apps SDK applications to the MCP Apps SDK ( @modelcontextprotocol/ext-apps ). The MCP Apps SDK provides a standardized, open protocol for interactive UIs in conversational clients.

Source details, install context, and public review data are available on the full page.

Treatment plan writing is the systematic documentation of clinical care strategies designed to address patient health conditions through evidence-based interventions, measurable goals, and structured follow-up. This skill provides comprehensive LaTeX templates and validation tools for creating concise, focused...

Build Android applications following Google's official architecture guidance, as demonstrated in the NowInAndroid reference app.

Browser debugging tools help identify and fix client-side issues including JavaScript errors, layout problems, and performance issues.

Source details, install context, and public review data are available on the full page.

This skill outlines the process of adding flutter_driver support to a Flutter application, launching it via the Dart MCP server, controlling it (tapping, finding widgets), and capturing screenshots (handling Web/Desktop specific constraints).

Expert-level growth marketing for scalable user acquisition.