NerdTools Fast, free online tools for sysadmins, developers, and nerds.

Server monitoring, one script away.

Install a lightweight agent on any Linux server and start tracking CPU, memory, disk, and network metrics every minute. Interactive charts and 24-hour peak summaries.

CPU usage tracking

Monitor usage percentage over time with historical charts.

Memory & swap

See used, free, and swap utilisation at a glance with historical charts.

Disk usage

Track root filesystem capacity so you never run out of space by surprise.

Network throughput

RX and TX bytes-per-second charted over configurable time ranges.

Already have servers set up? Head straight to your dashboard.

Open dashboard