.NET MCP Server
Give your AI assistant superpowers for .NET development! This MCP server connects GitHub Copilot, Claude, and other AI assistants directly to the .NET SDK, enabling them to create projects, manage packages, run builds, and more - all through natural language. Its 4 documented tools cluster into dotnet, microsoft testing platform, vstest.
People who need these tools inside Claude, Cursor, VS Code, or another MCP client. The project is written in C#.
VERIFIED ACTIVE
LAST COMMIT 2026-08-17 · ★ 31 · #727 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25
MIT · C# · how we verify → /methodology
01 · Evidence
Security posture
What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.
license MIT - declared in the repository
registry namespace io.github.jongalloway is GitHub-verified and matches the repo owner
02 · What .NET MCP Server can do
Prose above is summarized from the project's README and registry record - no invented capabilities.
What you can build
An agent gets 4 documented tools across dotnet, microsoft testing platform, vstest, including MicrosoftTestingPlatform, VSTest, dotnet_help, dotnet_server_capabilities.
Capability map
Tools grouped from the project's README - what .NET MCP Server lets an agent do.
Dotnet
2 tools - e.g. Get help for any dotnet command; Get MCP server capabilities and concurrency guidance
dotnet_help · dotnet_server_capabilities
Microsoft Testing Platform
1 tool - e.g. Use --project flag (requires .NET SDK 8+ with MTP or SDK 10+)
MicrosoftTestingPlatform
Vstest
1 tool - e.g. Use positional argument (compatible with all SDK versions)
VSTest
Latest releases
v1.1.2 · 2026-03-18
disable InMemoryMcpTaskStore to avoid ObjectDisposedException (upstream SDK bug) · add v1.1.2 changelog entries · read server version from assembly metadata instead of hardcoded 1.0.0
v1.1.1 · 2026-03-18
.NET MCP Server v1.1.1 · > Hotfix release - v1.1.1 fixes a failure that occurred when the .NET MCP Server was invoked from GitHub Copilot in VS Code using the new MCP task mode. · What happened · The v1.1.0 release…
v1.1.0 · 2026-03-17
.NET MCP Server v1.1.0 · This release expands the .NET MCP Server with broader MCP protocol support, improved SDK compatibility, stronger diagnostics, and more reliable long-running workflow support. · Highlights…
03 · Who maintains .NET MCP Server
.NET MCP Server is maintained by jongalloway. It's the only MCP server we track from this author; the repo dates to Oct 2025.
04 · Facts
- repository
- github.com/jongalloway/dotnet-mcp
- category
- other - ranked #727 of 848 actively-maintained other servers as of 2026-08-25.
- registry
- io.github.jongalloway/dotnet-mcp (active, first published 2025-12-04 · 13 versions)
- packages
- nuget:Community.Mcp.DotNet
05 · .NET MCP Server FAQ
Is .NET MCP Server still maintained?
Yes - as of 2026-08-25, its last commit was 2026-08-17. We re-verify nightly.
What can .NET MCP Server do?
An agent gets 4 documented tools across dotnet, microsoft testing platform, vstest, including MicrosoftTestingPlatform, VSTest, dotnet_help, dotnet_server_capabilities.
06 · Alternatives to .NET MCP Server
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