MCP server for the BrainFuck programming language
MCP server for the BrainFuck programming language. That is what the brainfaq mcp mcp server brings to an AI assistant: the same capability, reachable through the Model Context Protocol rather than a separate app or dashboard.
MCP server for the Brainfuck programming language that allows your favourite LLM to debug Brainfuck programs.
The server publishes 7 tools. What each one is for:
load_code — Reset the debugger and load new Brainfuck source code. Supports configurable tape size, min/max cell values, and initial inputstep — Execute a specified number of instructions (default 1) with detailed state outputrun — Run the program until it finishes or waits for input, with optional instruction limitadd_input — Append characters to the input buffer when the program is waiting for inputget_state — Get the current interpreter state (memory, pointers, output) with optional windowingread_output — Get the complete output string generated so farCapabilities — The Capabilities tool exposed by this serverInstallation goes through your MCP client rather than a global install: point it at brainfaq-mcp on npm and it is fetched when the client starts. The copy-paste blocks for Claude Desktop, Claude Code and Cursor are further down this page.
Plenty of knowledge and memory servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Brainfaq MCP's toolset — load_code, step, run and 4 more — is a fair guide to whether it matches your workflow. It is maintained by labarilem; worth a glance at recent repository activity before you build anything load-bearing on it.
SyncDev reviews every entry in this directory against the project's own documentation before publishing, and revisits them as servers change.
| Tool | What it does |
|---|---|
| load_code | Reset the debugger and load new Brainfuck source code. Supports configurable tape size, min/max cell values, and initial input. |
| step | Execute a specified number of instructions (default 1) with detailed state output. |
| run | Run the program until it finishes or waits for input, with optional instruction limit. |
| add_input | Append characters to the input buffer when the program is waiting for input. |
| get_state | Get the current interpreter state (memory, pointers, output) with optional windowing. |
| read_output | Get the complete output string generated so far. |
| Capabilities | The Capabilities tool exposed by this server. |
{
"mcpServers": {
"brainfaq": {
"command": "npx",
"args": ["-y", "brainfaq-mcp"]
}
}
}Add to claude_desktop_config.json, then restart Claude Desktop.
A knowledge graph your assistant keeps between sessions — entities, relations and observations that persist.
Kill hallucinated APIs — version-accurate, up-to-date library documentation injected straight into context.
Your workspace, on speaking terms with AI — search, read and write Notion pages and databases.
A structured scratchpad for hard problems — stepwise reasoning with revisions, branches and visible logic.
Symbol-level code navigation, refactoring and memory for coding agents — the IDE brain your assistant has been missing.
Chat with your second brain — search, read and write vault notes through the Local REST API.