| Title | Company | License | Price | Avg Rating | Downloads |
| Regression Tester | RegressionTester by Info-Pack.com | Shareware | $99.95 | NR | 50 |
| Website and Web Application Testing. |
| API Monitor | APIMonitor.com | Shareware | $99 | NR | 174 |
| API Monitor is a software that allows you to spy and display Win32 API calls. |
| WinID | www.dennisbabkin.com | Freeware | $0 | NR | 16 |
| free compact equivalent of spy++ with visual interface and easiness to use. |
| Advanced Virtual COM Port | KernelPro Software | Shareware | $79.98 | NR | 172 |
| Create virtual COM ports connected with virtual null-modem cable, share COM port |
| Virtual Null Modem | AGG Software | Shareware | $74 | NR | 63 |
| Emulate one or more couples of RS-232 ports connected via null-modem cable. |
| RQ Debugger IDE | MiraSoft | Freeware | $0 | NR | 96 |
| RQ Debugger IDE is programmer editor for Rapid-Q Basic and FreeBasic |
| FlexTracer | Easymatica.com | Shareware | $39.95 | NR | 121 |
| Powerful tracer of DLLs and RDBMS SQL-statements |
| Serial Monitor | HHD Software | Shareware | $74.99 | NR | 73 |
| Software serial port monitor Rs232 com sniffer with protocol logger and analyzer |
| Advanced USB Port Monitor | AGG Software | Shareware | $59.95 | NR | 165 |
| USB Bus and USB Device protocol analyzer and debugger, with USB traffic sniffer |
| RapidDriver | EnTech Taiwan | Shareware | $349 | NR | 80 |
| Toolkit for USB/PCI/ISA Hardware Programming and Debugging. |
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