NVIDIA NVML, AMD ROCm/sysfs, and Intel Arc support. Utilization, memory, temperature, power, and per-process attribution.
Per-core metrics, frequencies, temperatures, and hybrid architecture support for Intel/AMD/ARM.
I/O operations, throughput, queue depth, and SMART data for predictive failure detection.
Interface stats, bandwidth rates, plus nmap-style port scanning, ping, traceroute, and DNS lookup.
Natural language queries, MCP server for Claude, and tool manifests for all major LLMs.
Audio devices, Bluetooth adapters, displays, and USB topology monitoring across all platforms.
amon / simon aiNatural language queries and MCP server for Claude Desktop and other AI agents.
simon <component>Command-line monitoring with JSON output for scripting and automation.
simon tuiInteractive terminal dashboard with real-time graphs and selectable themes.
simon guiNative desktop application with egui, multiple themes, and visualizations.
# System overview
simon system
# CPU: AMD Ryzen 9 7950X (32 threads) — 4.2 GHz, 62°C
# RAM: 31.2 / 64.0 GB (48.8%)
# GPU: NVIDIA RTX 4090 — 24GB VRAM, 45°C
# Detailed GPU monitoring
simon gpu
# GPU 0: NVIDIA GeForce RTX 4090
# Utilization: 78% | Memory: 18.2 / 24.0 GB
# Temperature: 72°C | Power: 320 / 450 W
# Fan Speed: 65% | Clock: 2520 MHz
# CPU per-core breakdown
simon cpu --per-core
# Disk health with SMART data
simon disk --smart
# Network interface stats
simon net
# Continuous monitoring at 1s intervals
simon watch --interval 1