ReddRadar
Topic: c-sharp
35 skills in this topic.
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frontend-testing
Use this skill when writing or running frontend unit and component tests with Vitest and Testing Library. Covers render/screen/fireEvent patterns, vi.mock for mocking, and the AAA (Arrange-Act-Assert) test structure. Apply when adding test coverage for Svelte components, debugging test failures, or setting up test utilities.
exceptionless/Exceptionless 2,455
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foundatio-repositories
exceptionless/Exceptionless 2,455
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agent-browser
Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction.
exceptionless/Exceptionless 2,455
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emil-design-eng
This skill encodes Emil Kowalski's philosophy on UI polish, component design, animation decisions, and the invisible details that make software feel great.
exceptionless/Exceptionless 2,455
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upgrade-stripe
Guide for upgrading Stripe API versions and SDKs
exceptionless/Exceptionless 2,455
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tanstack-form
Use this skill when building or modifying forms with TanStack Form and Zod validation. Covers createForm, field-level validation, error handling, and mapping ProblemDetails API errors to form fields. Apply when adding new forms, implementing validation logic, or handling form submission in the Svelte frontend.
exceptionless/Exceptionless 2,455
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svelte-components
Use this skill when writing Svelte 5 components — using runes ($state, $derived, $effect, $props), handling events, composing with snippets ({@render}), or integrating with shadcn-svelte. Apply when creating new components, refactoring to Svelte 5 patterns, or debugging reactivity issues in the frontend.
exceptionless/Exceptionless 2,455
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stripe-best-practices
Best practices for building Stripe integrations
exceptionless/Exceptionless 2,455
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storybook
Use this skill when creating or updating Storybook stories for Svelte components. Covers Svelte CSF story format, defineMeta, argTypes, snippet-based customization, and autodocs. Apply when adding visual documentation for components, setting up story files, or running Storybook for development.
exceptionless/Exceptionless 2,455
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skill-evolution
Protocol for making skills self-improving over time. Use when you encounter a gap in an existing skill, when reviewing skill effectiveness, or when the docs agent processes accumulated skill gaps. Defines the observe-inspect-amend-evaluate cycle for skill maintenance.
exceptionless/Exceptionless 2,455
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dotnet-trace-collect
Guide developers through capturing diagnostic artifacts to diagnose production .NET performance issues. Use when the user needs help choosing diagnostic tools, collecting performance data, or understanding tool trade-offs across different environments (Windows/Linux, .NET Framework/modern .NET, container/non-container).
exceptionless/Exceptionless 2,455
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stripe-best-practices
Best practices for building a Stripe integrations
exceptionless/Exceptionless 2,455
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releasenotes
Generate formatted changelogs from git history since the last release tag. Use when preparing release notes that categorize changes into breaking changes, features, fixes, and other sections.
exceptionless/Exceptionless 2,455
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accessibility
Use this skill when building or reviewing frontend components for accessibility compliance. Covers WCAG 2.2 AA standards including semantic HTML, keyboard navigation, ARIA patterns, focus management, screen reader support, and form accessibility. Apply when creating new UI components, fixing accessibility bugs, adding skip links or focus traps, or ensuring inclusive markup — even if the user doesn't explicitly mention "a11y" or "WCAG."
exceptionless/Exceptionless 2,455
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frontend-design
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
exceptionless/Exceptionless 2,455
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frontend-architecture
Use this skill when working on the Svelte SPA's project structure — adding routes, creating feature slices, organizing shared components, or understanding the ClientApp directory layout. Covers route groups, $lib conventions, barrel exports, API client organization, and vertical slice architecture. Apply when deciding where to place new files or components.
exceptionless/Exceptionless 2,455
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foundatio-repositories
Use this skill when querying, counting, patching, or paginating data through Foundatio.Repositories Elasticsearch abstractions. Covers filter expressions, aggregation queries, partial and script patches, and search-after pagination. Apply when working with any repository method — never use raw IElasticClient directly.
exceptionless/Exceptionless 2,455
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foundatio
Use this skill when working with Foundatio infrastructure abstractions — caching, queuing, messaging, file storage, locking, or background jobs. Apply when using ICacheClient, IQueue, IMessageBus, IFileStorage, ILockProvider, or IJob, or when implementing retry/resilience patterns. Covers both in-memory and production (Redis, Elasticsearch) implementations.
exceptionless/Exceptionless 2,455
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dump-collect
Configure and collect crash dumps for modern .NET applications. USE FOR: enabling automatic crash dumps for CoreCLR or NativeAOT, capturing dumps from running .NET processes, setting up dump collection in Docker or Kubernetes, using dotnet-dump collect or createdump. DO NOT USE FOR: analyzing or debugging dumps, post-mortem investigation with lldb/windbg/dotnet-dump analyze, profiling or tracing, or for .NET Framework processes.
exceptionless/Exceptionless 2,455
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run-tests
Runs .NET tests with dotnet test. Use when user says "run tests", "execute tests", "dotnet test", "test filter", "tests not running", or needs to detect the test platform (VSTest or Microsoft.Testing.Platform), identify the test framework, apply test filters, or troubleshoot test execution failures. Covers MSTest, xUnit, NUnit, and TUnit across both VSTest and MTP platforms. DO NOT USE FOR: writing or generating test code, CI/CD pipeline configuration, or debugging failing test logic.
exceptionless/Exceptionless 2,455
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dotnet-cli
Use this skill when running .NET CLI commands — building, testing, restoring packages, formatting code, or running projects. Covers dotnet build, test, restore, format, run, and NuGet package management. Apply when troubleshooting build errors, running the backend, or executing any dotnet command-line operation.
exceptionless/Exceptionless 2,455
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dogfood
Systematically explore and test a web application to find bugs, UX issues, and other problems. Use when asked to "dogfood", "QA", "exploratory test", "find issues", "bug hunt", "test this app/site/platform", or review the quality of a web application. Produces a structured report with full reproduction evidence -- step-by-step screenshots, repro videos, and detailed repro steps for every issue -- so findings can be handed directly to the responsible teams.
exceptionless/Exceptionless 2,455
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backend-testing
Use this skill when writing or modifying C# tests — unit tests, integration tests, or test fixtures. Covers xUnit patterns, AppWebHostFactory for integration testing, FluentClient for API assertions, ProxyTimeProvider for time manipulation, and test data builders. Apply when adding new test cases, debugging test failures, or setting up test infrastructure.
exceptionless/Exceptionless 2,455
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backend-architecture
Use this skill when working on the ASP.NET Core backend — adding controllers, repositories, validators, authorization, WebSocket endpoints, or Aspire orchestration. Apply when modifying project layering (Core, Insulation, Web, Job), configuring services, returning ProblemDetails errors, or understanding how the backend is structured.
exceptionless/Exceptionless 2,455