| ZylSerialPortAX | Mozilla ActiveX Control | Eltima Virtual Serial Port AX Control | SCardX Easy smart card ActiveX control | |
| 1.45 | 1.7.12 | 7.1 | 2.1 | |
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| Shareware | Freeware | Shareware | Shareware | Licence |
| $89.99 | FREE | $279.95 | $26.00 | Price |
| 0.49 MB | 4.50 MB | 1.65 MB | 5.20 MB | File size |
| Jun 26, 2010 | Jul 29, 2010 | Oct 31, 2011 | Feb 9, 2020 | Update |
| 12 | 28 | 22 | 22 | Downloads |
| Win2000, Windows 7 x32, Windows 7 x64, WinOther, WinServer, Windows Vista, Windows Vista x64, Windows XP, Other | Windows 2000, Windows 2003, Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7 x32, Windows 7 x64, Win2000, Windows 2000, Windows 2003, WinNT 4.x | Windows 7 x32, Windows 7 x64, Windows Vista, Windows Vista x64, Windows XP | OS |
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