|Name|Vendor/Webpage|GitHub Repo|Brief Description|Tags|Latest Commit|
|---|---|---|---|---|---|
|iPerf3|[https://iperf.fr/](https://iperf.fr/)|— (official mirrors)|Active measurement tool for TCP/UDP/SCTP bandwidth, jitter, and loss.|[bandwidth, test, cli, c]|Active|
|ethr|—|[Microsoft/Ethr](https://github.com/Microsoft/Ethr)|Cross-platform network performance tool for TCP, UDP, HTTP throughput/latency.|[performance, bandwidth, go]|Stable|
|Etherate|—|[jwbensley/Etherate](https://github.com/jwbensley/Etherate)|CLI Ethernet/MPLS layer-2 traffic generator and tester.|[ethernet, test, cli, c++]|Stable|
|bmon|—|[tgraf/bmon](https://github.com/tgraf/bmon)|Bandwidth monitor with visual interface for interface stats and rates.|[monitoring, bandwidth, cli, c]|Stable|
|iptraf-ng|[http://iptraf.seul.org/](http://iptraf.seul.org/)|—|Console-based IP traffic monitor showing connections, protocols, and stats.|[monitoring, traffic, tui, c]|Stable|
|vnstat|—|[vergoh/vnstat](https://github.com/vergoh/vnstat)|Console network traffic monitor logging and reporting usage per interface.|[monitoring, traffic, cli, c]|Active|