MCP Openmsx

Unclaimed

by nataliapc

A Model Context Protocol (MCP) server for automating openMSX emulator instances. This server provides comprehensive tools for MSX software development, testing, and automation through standardized MCP protocols.

Install

$npm install -g @nataliapc/mcp-openmsx

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Tools (18)

basic_programming

BASIC tools: isBasicAvailable, newProgram, runProgram, setProgram, getFullProgram, getFullProgramAdvanced, listProgramLines, deleteProgramLines.

debug_breakpoints

Breakpoint management: create, remove, list.

debug_cpu

Read/write CPU registers, CPU info, Stack pile, and Disassemble code: getCpuRegisters, getRegister, setRegister, getStackPile, disassemble, getActiveCpu.

debug_memory

RAM memory operations: selectedSlots, getBlock, readByte, readWord, writeByte, writeWord, searchBytes.

debug_run

Control execution: break, isBreaked, continue, stepIn, stepOut, stepOver, stepBack, runTo.

debug_vram

VRAM operations: getBlock, readByte, writeByte, searchBytes.

emu_control

Controls an openMSX emulator: launch, close, powerOn, powerOff, reset, getEmulatorSpeed, setEmulatorSpeed, machineList, extensionList, wait.

emu_info

Obtain informacion about the current emulated machine: getStatus, getSlotsMap, getIOPortsMap.

emu_keyboard

Send text or key combinations to emulator: sendText, sendKeyCombo.

emu_media

Manage ROM, disk, and tape media: tapeInsert, tapeRewind, tapeEject, romInsert, romEject, diskInsert, diskInsertFolder, diskEject.

emu_replay

Controls emulation timeline: start, stop, status, goBack, absoluteGoto, advanceFrame, reverseFrame, truncate, saveReplay, loadReplay.

emu_savestates

Save and restore machine states: load, save, list.

emu_vdp

Manage VDP (Video Display Processor): getPalette, getRegisters, getRegisterValue, setRegisterValue, screenGetMode, screenGetFullText.

msxdocs_resource_get

Retrieve MCP resources for MCP clients that don't support MCP resources.

openmsx_tcl_cmd

Executes a native Tcl command in the connected openMSX instance. It is disabled by default and is registered only when the user sets OPENMSXENABLERAWTCL=true. Existing typed tools remain available and are preferred for operations they cover.

screen_dump

Export screen data as BASIC BSAVE instruction.

screen_shot

Capture emulator screen: asimage, tofile.

vector_db_query

Hybrid search (semantic embeddings + BM25) over the local MSX documentation index, for information about MSX systems, cartridges, programming, and other development resources.