ASP.NET Core Debugger - MCP Server for AI Agents
An MIT-licensed MCP server that lets an AI agent (Claude, etc.) debug your .NET / ASP.NET Core app - netcoredbg bundled for every platform, nothing extra to install. Its 4 documented tools cluster into exception, hang, process, debugger.
People who work with aspnetcore, debug and debugging and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in C#.
VERIFIED ACTIVE
LAST COMMIT 2026-09-14 · ★ 14 · #142 OF 168 MAINTAINED DEVELOPER TOOLS · VERIFIED 2026-09-18
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.magna-nz is GitHub-verified and matches the repo owner
02 · What ASP.NET Core Debugger - MCP Server for AI Agents 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 exception, hang, process, including exception_autopsy, hang_analyze, process_read_output, debugger_health.
Capability map
Tools grouped from the project's README - what ASP.NET Core Debugger - MCP Server for AI Agents lets an agent do.
Exception
1 tool - e.g. One call: exception chain + top frames + locals + source snippet
exception_autopsy
Hang
1 tool - e.g. Auto-pause, classify each thread's blocking pattern (Monitor / Task / Semaphore / async / …)
hang_analyze
Process
1 tool - e.g. Drain the debuggee's stdout/stderr
process_read_output
Debugger
1 tool - e.g. Quick check that netcoredbg loaded and the bundled binary is reachable
debugger_health
Latest releases
v1.4.0 · 2026-09-08
Keep unread output when process_read_output filters by category · Add regression test for stack traces on deep recursion · New Contributors · @Valokai made their first contribution in
v1.3.0 · 2026-09-08
Add MCP Toplist rank badge · Don't terminate the debuggee when disconnecting from an attached process · New Contributors · @chrstphe made their first contribution in · @bbeinder made their first contribution in
v1.2.0 · 2026-06-27
Enrich debug_step and exception_autopsy with one-shot snapshots
03 · Who maintains ASP.NET Core Debugger - MCP Server for AI Agents
ASP.NET Core Debugger - MCP Server for AI Agents is maintained by magna-nz. We track 2 MCP servers from magna-nz - 2 actively maintained, 19 combined GitHub stars, oldest repo from May 2026. Full record: all servers from magna-nz.
04 · Facts
- repository
- github.com/magna-nz/aspnetcore-debugger-mcp
- category
- developer tools - ranked #142 of 168 actively-maintained developer tools servers as of 2026-09-18.
- release cadence
- 4 releases in the last 90 days (latest 2026-09-08)
- registry
- io.github.magna-nz/aspnetcore-debugger-mcp (active, first published 2026-05-25 · 7 versions)
- packages
- nuget:AspNetCoreDebuggerMcp
05 · ASP.NET Core Debugger - MCP Server for AI Agents FAQ
Is ASP.NET Core Debugger - MCP Server for AI Agents still maintained?
Yes - as of 2026-09-18, its last commit was 2026-09-14 and it shipped 4 releases in the last 90 days. We re-verify nightly.
What can ASP.NET Core Debugger - MCP Server for AI Agents do?
An agent gets 4 documented tools across exception, hang, process, including exception_autopsy, hang_analyze, process_read_output, debugger_health.
06 · Alternatives to ASP.NET Core Debugger - MCP Server for AI Agents
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Pairs well with
Servers that cover what ASP.NET Core Debugger - MCP Server for AI Agents doesn't - only shown when the pairing reason fits the companion.