NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows. You can use NetLimiter to set download/upload transfer rate limits for applications or even single connection and monitor their Internet traffic.
dummynet is a live network emulation tool, originally designed for testing networking protocols, and since then used for a variety of applications including bandwidth management. It simulates/enforces queue and bandwidth limitations, delays, packet losses, and multipath effects.
The SoftPerfect Connection Emulator (SCE) software is aimed for network application developers, system administrators and network engineers. Software developers creating network-enabled applications, especially those time-critical such as VoIP software or real time protocols...