Roblox Studio’s MCP server (StudioMCP.exe, “studio_mcp_proxy”) now works on Linux. The wrapper is /OpenCode-Sandbox/roblox-studio-mcp/roblox-studio-mcp.sh (registered in OpenCode as the local MCP server “roblox-studio”). KEY FIX: do NOT run the proxy under Vinegar’s bundled patched Wine (“kombucha”) — its socket layer never delivers readiness to tokio, so the proxy binds 127.0.0.1:13469 but never accepts a connection, tools/list stays empty, and Studio’s main thread hangs (StudioHangMonitor) which wedges the wineserver. Run StudioMCP.exe with STOCK SYSTEM WINE in its own prefix (~/.wine-studiomcp) instead, with