Skill UI

This skill scores evaluation diffs against a provided rubric and baseline fixture. It retains evidence for detected or fixed findings and reports unscorable or unexecuted checks. It requires reading diff files, rubrics, and baselines to assess problems accurately within authorized evaluation scope.

Expert patterns for Segment Customer Data Platform: Analytics.js, server-side tracking, Protocols tracking plans, identity resolution, destination setup, and data governance best practices.

A comprehensive toolkit for automating email workflows using SendGrid's API. It allows users to manage the entire email lifecycle, including setting up verified sender identities, creating and sending targeted marketing campaigns (Single Sends), and maintaining contact and list data. Use cases range from bulk contact list management to detailed campaign analytics and compliance adherence.

Analyzes content for E-E-A-T signals (Experience, Expertise, Authority, Trust) and recommends improvements. Produces audit scorecards, author bio templates, trust checklists, topical authority maps, and schema markup plans; ideal for YMYL topics.

Analyzes multiple pages to identify keyword overlap and cannibalization issues, suggests differentiation strategies. Proactively use when reviewing similar content. Provides reports, resolution tactics, and prevention frameworks.

This skill analyzes content for SEO best practices, E-E-A-T signals, and quality standards. It evaluates depth, readability, keyword usage, and structure to provide actionable improvement recommendations. It scores content based on editorial rubrics but does not check actual search rankings or technical metrics.

This skill identifies outdated elements in content such as statistics, dates, and examples to maintain freshness. It helps optimize SEO by suggesting updates, prioritizing pages based on ranking decay, and providing actionable refresh plans including new sections and verified data. Use it for older content needing revitalization.

This skill provides comprehensive guidance on implementing observability patterns for service mesh deployments like Istio and Linkerd. It covers metrics, tracing, logging, and dashboard configuration using Prometheus, Grafana, and Jaeger to monitor latency, errors, and traffic effectively.

A comprehensive guide for writing efficient GLSL shaders (Vertex/Fragment) used in WebGL and game engines. Learn fundamental concepts like shader structure, uniforms, varying variables, and advanced techniques such as raymarching and post-processing effects, optimizing graphics rendering performance on the GPU.

This skill identifies error-prone APIs, dangerous configurations, and footgun designs that enable security mistakes. It evaluates whether interfaces are resistant to developer misuse, focusing on algorithm selection, default values, primitive types, and configuration cliffs. Use when reviewing API designs, cryptographic library ergonomics, or assessing authentication interfaces to ensure secure-by-default principles are followed.

SkillCheck validates SKILL.md files against the agentskills specification and Anthropic best practices. It performs read-only checks on structure, semantics, naming, and quality to catch errors before publishing. The tool provides a score, grade, and detailed report with fix suggestions for critical issues to ensure high-quality skill authoring.

This powerful orchestrator coordinates content across Instagram, Telegram, and WhatsApp. It automatically adapts central content into platform-specific formats (captions, templates, hashtags), ensuring brand consistency. Features include unified analytics, synchronized scheduling, and centralized campaign management, maximizing reach and operational efficiency across all major channels.