Gdbserver MCP server

by daedalus·io.github.daedalus/mcp-gdbserver·v0.1.1

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MCP server for remote debugging with gdbserver

B82/100grade B

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Safety scan

B82/100

full report

Adoption

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0 stars18 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

Gdbserver tools (19, 2 write)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

gdbserver_attach
Attach gdbserver to a running process.
gdbserver_continue
Continue execution of the debugged program.
gdbserver_delete_breakpointwrite action
Delete a breakpoint by ID.
gdbserver_evaluate
Evaluate an expression in the current context.
gdbserver_interrupt
Interrupt executing program.
gdbserver_list_sessions
List all active debugging sessions.
gdbserver_list_threads
List all threads in the debugged program.
gdbserver_load_symbols
Load a symbol file for debugging.
gdbserver_local_variables
Get local variables in current frame.
gdbserver_nextwrite action
Execute one instruction (skipping function calls).
gdbserver_read_memory
Read memory from the debugged program.
gdbserver_read_register
Read register values.
gdbserver_select_thread
Select a thread to debug.
gdbserver_set_breakpoint
Set a breakpoint at the specified location.
gdbserver_stack_frames
Get stack frames from the debugged program.
gdbserver_start
Start gdbserver to debug a program remotely on TCP port.
gdbserver_start_multi
Start gdbserver in multi-process mode.
gdbserver_step
Step one instruction (stepping into function calls).
gdbserver_stop
Stop a debugging session and terminate gdbserver.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings

Code scan5 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 159 days ago8/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Overall 82/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

How Gdbserver compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 82/100; higher than 63% of 48,273 servers
Tools: 19; the typical server has 7
Tools that change things: 11%; typical: 0%. Fewer write tools means less an agent can break
Downloads a week: 18; more than 5% of 11,915 servers with a package

What its tools let an agent do: 17 read · 2 change

Install Gdbserver in Claude Code, Cursor or VS Code

claude mcp add mcp-gdbserver -- uvx mcp-gdbserver

Add to Cursor

What the publisher says

From the Gdbserver repository's README, as published. We do not edit it. Read it on GitHub

mcp-gdbserver

MCP server for remote debugging with gdbserver - provides full debugging capabilities including process management, breakpoint control, stepping, memory inspection, and more.

Install

pip install mcp-gdbserver

Usage

from mcp_gdbserver import GdbDebugger

# Create debugger instance
debugger = GdbDebugger()

# Start gdbserver to debug a program
session = debugger.start_gdbserver(port=2345, program="/bin/myapp", args=["--debug"])

# Get session info
sessions = debugger.list_sessions()

# Stop session
debugger.stop_session("session_1")

CLI

mcp-gdbserver --help

Tools

The MCP server provides 19 debugging tools organized into 4 categories:

Process Management

gdbserver_start - Start gdbserver to debug a program remotely
gdbserverstartmulti - Start gdbserver in multi-process mode
gdbserver_attach - Attach to a running process
gdbserverlistsessions - List all active sessions
gdbserver_stop - Stop a debugging session

Breakpoint Control

gdbserversetbreakpoint - Set a breakpoint at a location
gdbserverdeletebreakpoint - Delete a breakpoint

Execution Control

gdbserver_continue - Continue execution
gdbserver_step - Step one instruction (into functions)
gdbserver_next - Execute one instruction (over functions)
gdbserver_interrupt - Interrupt execution

Inspection

gdbserverstackframes - Get call stack frames
gdbserverlocalvariables - Get local variables
gdbserverlistthreads - List all threads
gdbserverselectthread - Switch to a thread
gdbserverreadregister - Read CPU registers
gdbserverreadmemory - Read memory contents
gdbserver_evaluate - Evaluate an expression
gdbserverloadsymbols - Load symbol file

MCP Configuration

Add to your MCP config:

{
  "mcpServers": {
    "mcp-gdbserver": {
      "command": "mcp-gdbserver",
      "env": {}
    }
  }
}

Development

git clone https://github.com/daedalus/mcp-gdbserver.git
cd mcp-gdbserver
pip install -e ".[test]"

# run tests
pytest

# format
ruff format src/ tests/

# lint
ruff check src/ tests/

# type check
mypy src/

mcp-name: io.github.daedalus/mcp-gdbserver

Nothing above is checked by us. What we check is on the safety report.

Gdbserver: common questions

Is Gdbserver MCP server safe?: Mostly: it is graded B (82/100). Read the Gdbserver safety report
How do I install Gdbserver?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Gdbserver need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Gdbserver maintained?: The last commit was 194 days ago (2026-04-22). The latest release is v0.1.1.
How does Gdbserver compare with other MCP servers?: safety score 82/100 (higher than 63% of 48,273 servers); tools 19 (the typical server has 7); tools that change things 11% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.