942 mods tagged C# and .NET that install into Claude Code, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.
Plugin Claude Code
Bundles 44 skills, 5 agents, 2 hooks, 2 MCP servers · 3,971 tokens together
Semantic C# analysis and refactoring for AI agents, powered by Roslyn. Load .sln/.csproj files, inspect the live MCP catalog at runtime, and use 32 bundled agent skills for analysis, refactoring, testing, architecture review, and release workflows.
Hyeonu-Cha/dotnet-coverage-mcp
Skill Claude CodeCodex
Iteratively write .NET unit tests to improve code coverage toward 80% line and branch targets. USE FOR: autonomously running tests, finding gaps, writing targeted tests, and repeating until 80% coverage or plateau. Calls all 7 dotnet-coverage-mcp MCP tools: GetSourceFiles, RunTestsWithCoverage, GetCoverageSummary…
DenisRaimondi/lombardia-trains-mcp
MCP server Claude CodeCodexCursor +2
MCP server "lombardia-trains" as configured in DenisRaimondi/lombardia-trains-mcp. Launched with LombardiaTrains.Mcp.
MCP server Claude CodeCodexCursor +2
Progressive on-demand access to .NET NuGet package source for AI coding agents. Runs locally from the mcp-digger npm package.
MCP server Claude CodeCodexCursor +2
NuGet MCP — .NET package registry. Remote server at gateway.pipeworx.io.
MCP server Claude CodeCodexCursor +2
MCP server "mcp-dotnet" as configured in beekamai/mcp-dotnet. Runs locally from the mcp-dotnet npm package.
MCP server Claude CodeCodexCursor +2
Model Context Protocol server for FxKit C# functional programming library documentation. Runs locally from the @taxfyle/fxkit-mcp npm package.
Skill Claude CodeCodex
DKNet EF Core Abstractions - Base entities, interfaces, and attributes for Entity Framework Core with DDD patterns.
Plugin Claude Code
Bundles 4 skills, 2 commands, 1 hook · 285 tokens together
ObjectARX 2026 documentation integration — skills, commands, and hooks for C++, .NET, and AutoLISP development with Autodesk ObjectARX.
MCP server Claude CodeCodexCursor +2
MCP server "resharper-cli-mcp" as configured in andypgray/resharper-cli-mcp. Launched with Zphil.ReSharperCli. Needs 9 environment variables to run.
navid-kianfar/claude-memory-mcp
Agent Claude Code
.NET expert. Consulted before backend to lay out a .NET solution - projects, DI, services, configuration, performance - and dispatched instead of backend when the work is .NET through and through.
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: