Side by side
siomon vs Telegraf
Both stand on hardware monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Linux
siomon combines live sensor monitoring with broad one-shot hardware reporting and multiple export formats. Its dependency-free core is straightforward, while deeper hardware data depends on root access, drivers, or optional modules.
Visit siomon Free plan Open source APILinuxMac+3
Choose the free open source edition for personal, small, or simple metric pipelines across infrastructure, applications, and devices. Consider Enterprise if you need centralized management, fleet visibility, access controls, or Enterprise Support; its plans start at $18,000 / year.
Visit TelegrafThe facts
| siomon | Telegraf | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Yes |
| Runs on | Linux | API, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | Not published | Telegraf Enterprise: $18,000 a year |
| Plans published | None | 3 |
| Maker | Not published | Not published |
| Website | github.com | influxdata.com |
| On hardware monitoring software | #53 of 58 | #4 of 58 |
siomon: what it does well
- Tracks minimum, maximum, and average readings
- Configurable alerts and CSV logging
- Reports export to four formats
- Broad CPU and hardware coverage
- No mandatory runtime dependencies
What to know first
- Linux only
- NVIDIA details require the NVIDIA driver
- Some readings need optional components
- Extra data requires root access
Telegraf: what it does well
- Open source edition is free.
- 400+ community-tested plugins connect data sources and destinations.
- Collects real-time IoT and edge signals via MQTT, Modbus, and OPC-UA.
- Can monitor Kubernetes, Docker, and Prometheus.
- Enterprise adds fleet visibility and role-based access control.
What to know first
- Open source Telegraf has no native access control.
- Enterprise starts at $18,000 / year.
- Free Controller is limited to 20 configurations and 100 reporting agents.
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