PStryder/arbitrium
Persistent shell MCP server for Claude Code. Spawn headless shell sessions that retain full state (env vars, cwd, aliases) across tool calls. Sentinel-based output capture returns complete command output with exit codes. Auto-detects best available shell (Git Bash, pwsh, cmd). All sessions logged to ./logs/. The agency layer of the Velle triad.
Overview
PStryder/arbitrium is a Python MCP server licensed under Apache-2.0. Persistent shell MCP server for Claude Code. Spawn headless shell sessions that retain full state (env vars, cwd, aliases) across tool calls. Sentinel-based output capture returns complete command output with exit codes. Auto-detects best available shell (Git Bash, pwsh, cmd). All sessions logged to ./logs/. The agency layer of the Velle triad.
Ranked #2619 out of 25632 indexed tools.