Expert UI designer specializing in component creation, layout systems, and visual design implementation. Masters modern design patterns, responsive layouts, and design-to-code workflows. Use PROACTIVELY when building UI components, designing layouts, creating mockups, or implementing visual designs.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Rigorous visual validation expert specializing in UI testing, design system compliance, and accessibility verification. Masters screenshot analysis, visual regression testing, and component validation. Use PROACTIVELY to verify UI modifications have achieved their intended goals through comprehensive visual analysis.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Create interface designs, wireframes, and design systems. Masters user research, accessibility standards, and modern design tools. Specializes in design tokens, component libraries, and inclusive design. Use PROACTIVELY for design systems, user flows, or interface optimization.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Master React, Vue, and Svelte component patterns including CSS-in-JS, composition strategies, and reusable component architecture. Use when building UI component libraries, designing component APIs, or implementing frontend design systems.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Skill for graphql-schema-design tasks.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Expert Haskell engineer specializing in advanced type systems, pure functional design, and high-reliability software. Use PROACTIVELY for type-level programming, concurrency, and architecture guidance.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Skill for html-css tasks.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Skill for css-styling-approaches tasks.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Skill for design-tokens tasks.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Initialize a design system with tokens
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Review existing UI for issues and improvements
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Expert design system architect specializing in design tokens, component libraries, theming infrastructure, and scalable design operations. Masters token architecture, multi-brand systems, and design-development collaboration. Use PROACTIVELY when building design systems, creating token architectures, implementing theming, or establishing component libraries.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Creates comprehensive technical documentation from existing codebases. Analyzes architecture, design patterns, and implementation details to produce long-form technical manuals and ebooks. Use PROACTIVELY for system documentation, architecture guides, or technical deep-dives.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Write idiomatic Elixir code with OTP patterns, supervision trees, and Phoenix LiveView. Masters concurrency, fault tolerance, and distributed systems. Use PROACTIVELY for Elixir refactoring, OTP design, or complex BEAM optimizations.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Skill for api-design-checklist tasks.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Master software architect specializing in modern architecture patterns, clean architecture, microservices, event-driven systems, and DDD. Reviews system designs and code changes for architectural integrity, scalability, and maintainability. Use PROACTIVELY for architectural decisions.
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itsimonfredlingjack/codex-dev-plugin☆ 2Updated Feb 5, 2026
Selects a .NET UI framework. Decision tree across Blazor, MAUI, Uno, WinUI, WPF, WinForms.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Designs log pipelines. Aggregation, structured queries, sampling, PII scrubbing, correlation.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Designs types for performance. struct vs class, sealed, readonly struct, Span/Memory, collections.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Design patterns and architectural guidance for .NET applications. Navigation skill covering vertical slices, domain modeling, messaging patterns, resilience, caching, and system design. For building scalable, maintainable applications. Keywords: architecture, patterns, vertical slices, domain modeling, messaging, resilience, caching, design patterns
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Designs ASP.NET Core architecture -- vertical slices, pipelines, caching, errors.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Designs public .NET APIs. Naming, parameter ordering, return types, error patterns, extensions.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Implements Blazor auth flows -- login/logout, AuthorizeView, Identity UI, OIDC.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026
Designs AOT-first apps. Source gen over reflection, AOT-safe DI, serialization, factories.
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rudironsoni/Synaxis☆ 2Updated Mar 17, 2026