C# and .NET

1,326 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

generate-code-cs

01

Azure/azure-sdk-for-net

Skill Claude CodeCodex needs its repo ✓ vendor

Generate the code from typespec for C#. Parameter: C# SDK repository root location .

not rated 6.1k +3 today A SkillSpector: pass 26 tokens original MIT

git-workflow

02

dotnet/roslynator

Cursor rule Cursor

Git and PR guardrails for AI agents.

not rated 3.5k +3 14d ago A 38 tokens

nuget

03

NuGet/Home

MCP server Claude CodeCodexCursor +2

MCP server "nuget" as configured in NuGet/Home. Launched with NuGet.Mcp.Server.

not rated 1.6k +1 6d ago A tokens not measured

fantasy-net

04

qq362946/Fantasy

Skill Claude CodeCodex

This guide applies to development and code review for Fantasy / Fantasy.Net / Fantasy.Unity written in C#. Use it when a task involves Fantasy server code or Unity client code using Fantasy, ECS entities/components/systems, scenes and subscenes, FTask, network handlers/messages/protocols, Address or Roaming routing…

not rated 1.5k +10 today A SkillSpector: pass 157 tokens

dotnet-skills

05

Aaronontheweb/dotnet-skills

Plugin Claude Code

Bundles 39 skills, 6 agents · 2,218 tokens together

Comprehensive .NET development skills and agents for Claude Code - covering C#, F#, Akka.NET, Aspire, testing frameworks, and specialized tools.

not rated 1.2k +12 changed 7d ago A tokens not measured original MIT

binance-net

06

JKorf/Binance.Net

Cursor rule Cursor

Conventions for using Binance.Net library when working with Binance cryptocurrency exchange in C#/.NET. Apply when generating code that interacts with Binance API.

not rated 1.2k +3 changed 25d ago A 0 tokens original MIT

aws/aws-graviton-getting-started

Skill Claude CodeCodex

Validates .NET application compatibility with AWS Graviton (ARM64) architecture by checking, by content, that every resolved NuGet package (including transitive) ships an aarch64 native file for each target runtime identifier and the target's C library, glibc, libstdc++ and page size, and by checking committed native…

not rated 1.1k +1 changed 2d ago A 211 tokens

pure-di

10

DevTeam/Pure.DI

Skill Claude CodeCodex

Implement or fix dependency injection with Pure.DI in a .NET project, including bindings, roots, lifetimes, tags, factories, scopes, and Pure.DI generator diagnostics. Use when the project references Pure.DI or the user asks to add it.

not rated 847 +2 yesterday A 55 tokens original MIT

csharp-guidelines

11

dennisdoomen/CSharpGuidelines

Skill Claude Code

Apply the C# coding and design guidelines by Dennis Doomen when writing, reviewing, or refactoring C# code. Use this skill whenever you generate or evaluate C# to ensure it follows the established rules for class design, member design, maintainability, naming, performance, testability, and more.

not rated 783 +1 3mo ago A 66 tokens

clawdotnet/openclaw.net

Skill Claude CodeCodex

Extract structured insight briefs from community research transcripts or notes. Produces pain points, stakeholder needs, opportunity maps, risks, and follow-up questions. Requires human review before publication.

not rated 525 +3 today A SkillSpector: pass 41 tokens original MIT

managedcode/dotnet-skills

Skill Claude CodeCodex

Use this skill before answering, planning, or editing any MSTest 3.x-to-4.x upgrade or post-upgrade failure. Triggers include "MSTest v4 breaking changes"; CS0507/CS0103/CS1061/CS1615; ExecuteAsync, CallerInfo, DisplayName, or custom TestMethodAttribute; ClassCleanupBehavior; ContainsKey; ThrowsExactly or…

not rated 490 +4 changed 1mo ago A SkillSpector: warn 179 tokens original MIT

bwfc-migration

16

FritzAndFriends/BlazorWebFormsComponents

Skill Claude CodeCodex needs its repo

Migrate ASP.NET Web Forms applications to Blazor Server using the webforms-to-blazor CLI tool and BlazorWebFormsComponents (BWFC). Orchestrates L1 automated transforms via CLI, then guides L2 contextual transforms. WHEN: "migrate aspx", "convert web forms", "web forms to blazor", "run migration". INVOKES…

not rated 454 +1 4mo ago A SkillSpector: warn 115 tokens original MIT

add-slice

17

SSWConsulting/SSW.VerticalSliceArchitecture

Skill Claude Code

Scaffold a slice in this Vertical Slice Architecture template — one use case in its own folder, with its FastEndpoints endpoint, request, response, validator, and summary, plus the Feature and Group if they don't exist yet, plus tests. Use when the user says "add a slice", "add a use case", "add an endpoint", "add a…

not rated 408 11d ago A SkillSpector: pass 125 tokens original MIT

isuzu-unity-cli

18

isuzu-shiranui/UnityMCP

Skill Claude CodeCodex

Drive the open Unity Editor from the shell with the isuzu-unity-cli command: console errors, compiling and tests, scenes, GameObjects and components, prefabs, play mode, uGUI clicks, and C# run inside the Editor. SKILL.md gives a command for each common task, so no tool list is needed.

not rated 332 changed 1mo ago A SkillSpector: warn 73 tokens original MIT

dotnet-skillz

19

davidfowl/dotnet-skillz

Plugin Claude Code

Bundles 1 skill · 50 tokens together

.NET CLI tools with SKILLS for coding agents. Includes tools for decompiling assemblies, and more.

not rated 297 8mo ago A tokens not measured

nuget-update

20

Calabonga/Microservice-Template

Skill Claude Code needs its repo

A process for checking and updating NuGet packages, which are reusable .NET software libraries, in selected .NET 10 project templates. It checks stable versions and applies patch and minor updates while treating major updates separately.

not rated 287 13d ago A SkillSpector: warn 119 tokens original MIT

backend-conventions

21

fpindej/netrock

Skill Claude Code

Backend convention reference (.NET 10 / C# 13). Auto-injected into backend-aware agents - not user-invocable.

not rated 234 5d ago A SkillSpector: pass 27 tokens original MIT

logicpos-ui

23

logicpulse/logicPOS

Cursor rule Cursor

Conventions for LogicPOS.UI GTK desktop application.

not rated 200 3d ago A 0 tokens GPL-3.0

SebastienDegodez/copilot-instructions

Skill Claude CodeCodex

Use when domain logic leaks into API/Infrastructure, project references violate layer boundaries, or you need to decide between CQS (always), CQRS bus (complex domains), and DDD patterns (invariants and events).

not rated 198 12d ago A SkillSpector: pass 50 tokens original Apache-2.0

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: