USBTrace 2.7.0.76   by: SysNucleus

A professional software-only USB protocol analyzer
License: Shareware, Price: $195.00 US
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Downloads: 147
Size: 3508 K
Date: 2012-01-19

Virtual Null Modem 2.5.3.927   by: AGG Software

Emulate one or more couples of RS-232 ports connected via null-modem cable.
License: Shareware, Price: $74.00 US
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Downloads: 1002
Size: 2797 K
Date: 2011-09-27

COM Port Stress Test 1.4.3.907   by: AGG Software

An efficient COM/RS232 stress-testing tool for software/hardware developers
License: Freeware, Price: $0.00 US
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Downloads: 533
Size: 1800 K
Date: 2011-09-07

VBSourceTrace 3.0   by: Randem Systems, Inc.

Automatically add code to your existing Visual Basic source code.
License: Freeware, Price: $0.00 US
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Downloads: 890
Size: 3031 K
Date: 2011-07-31

COM Port Data Emulator 2.7.2.725   by: AGG Software

An affordable, flexible and highly functional emulator of COM port device data!
License: Freeware, Price: $0.00 US
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Downloads: 409
Size: 1784 K
Date: 2011-07-25

232Analyzer 5.6.1   by: CommFront Communications

RS232 Serial Data COM Port Monitor Protocol Analyzer Terminal Software Debugger
License: Shareware, Price: $69.95 US
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Downloads: 965
Size: 5455 K
Date: 2011-07-22

Hoo WinTail 4.2.0.976   by: Hoo Technologies

A real-time log monitor & viewer like UNIX tail.
License: Shareware, Price: $49.95 US
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Downloads: 1241
Size: 1458 K
Date: 2011-07-11

Auto Debug Professional 5.7   by: Auto Debug System

A best api monitor tool, Auto monitor any API and COM Interface.
License: Shareware, Price: $299.00 US
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Downloads: 531
Size: 3210 K
Date: 2011-05-30

USBlyzer 2.0   by: USBlyzer

Professional USB Protocol Analyzer software for Windows.
License: Shareware, Price: $200.00 US
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Downloads: 917
Size: 3948 K
Date: 2011-04-02

iota-calc 1.8.6   by: Sol Robots L.L.C.

An all purpose scientific calculator, designed with programmers in mind.
License: Shareware, Price: $19.95 US
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Downloads: 151
Size: 1563 K
Date: 2011-01-17