NetLimiter - NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows.
Safetica - We believe data protection should make running your business easier, not harder. Safetica protects companies against insider threats, offers data loss protection, and supports regulatory compliance.
NetBalancer - NetBalancer is a Windows application for local network traffic control and monitoring.
TrafficToll - NetLimiter-like traffic shaping for Linux
Portmaster - Is a Privacy Modular Privacy App which includes a "DNS over TLS" feature as well as an "Application Firewall".
trickle - trickle is a portable lightweight userspace bandwidth shaper.