Spam Ghost works directly with your cPanel account to create and delete forwarding accounts
on the fly, with just a single mouse click directly from your desktop. The software will either create a made to order forwarder based on your input, or create a random one for you.

The InnerPeace WebMaster Toolkit is a collection of essensial tools assembeled and made by the Webmasters of InnerPeace. Some of these essensial tools are not available anywhere else. Includes a fast, easy 4 hexillion color combo picker, PageJumper web page forwarder, EScrambler to scramble your email addresses and hide them from spamcrawlers, plus some excellent articles. Easy to use. Runs on any O/S: Windows, Mac, Unix, etc. License: GNU GPL.

AdventNet SNMP Utilities offers a comprehensive toolkit for SNMP-based network management applications.These tools can be used for device, element, application, and system management. Also it is very helpful for debugging and testing.The SNMP Utilities has a simple and intuitive graphic user interface that allows you to perform various functions in a mouse-click.This tool can be used to manage all SNMPv1, SNMPv2c, and SNMPv3 agents.

Configurable UDP and TCP port forwarding.
Define IP address ranges to allow or block for each port being forwarded.
Have program forward multiple ports simultaneously.
View the current data throughput speed of each port forwarding operation.
Have program log connection events to a text file.
Run program without installing (if desired).
Bounce connections back to connector (on same or different port).
100% freeware.

PortMarshaller is a software-based TCP/IP port forwarder. The software accepts connections on a particular TCP port, and establishes connections to a different TCP port to fulfill requests.

Eclarsys PopGrabber is a simple program which retrieves Emails from POP3 accounts and forwards them to any SMTP Server
Completely free 3 account version available for download!
Works a a Windows service. Small .Net based program. Retrieving of your emails every minute possible!

Please note: Current version does not support SSL connections, SMTP authentication or catch-all mailboxes (each POP3 account is forwarded to a single SMTP account).

POPREP, a Windows Service that reads POP3 email and forwards them to SMTP recipients (Microsoft Exchange, IBM Lotus Notes, Novell GroupWise) It supports mailboxes for single or multiple users (Domains). It has a built in scripting host, allowing the execution of Event scripts for each email in transit, this can be used for spam filtering, AV Checking, conditional forwarding, etc. POPREP can be used freely for two mailboxes.

This reverse port forwarding (tunnelling) tool allows you to access ports on computers behind firewalls, gateways, and inconfigurable routers... a two-component system that only requires a single TCP session initiated from the inaccessible computer. Once that session is established, you can forward as many ports as you like and then connect to those ports by connecting to ports on your local computer. Was designed with ease-of-use in mind.

WebDelegator is a server solution that permits a collection of web servers to be hosted on a single IP address. The software accepts connections on a particular address, and establishes connections to the appropriate web server to fulfill the requests. Administrative web interface allows the monitoring of connection and data transfer statistics. Access control lists allow the filtering of incoming connections.

PortMarshaller is a software-based TCP/IP port forwarder and network administration service. The software accepts connections on a particular TCP port, and establishes connections to a different TCP port to fulfill requests. Administrative web interface allows the monitoring of connection and data transfer statistics. New access control lists allow the filtering of incoming connections.