Navrátil Software
"Trifles go to make perfection,
And perfection is no trifle."
Michelangelo Buonarroti
Products
Navrátil Software System Information
Version 0.60.47 released 2026-08-17
Professional freeware system information tool, a flagship of Navrátil Software's products.
NSSI is a modern program distinguished by fast, exact and reliable detection. Thanks to its compactness it fits onto a single system diskette, runs also from a USB flash disk, can be easily used to test even computers without an operating system, from the oldest to the latest. It is therefore very handy for example for computer technicians, when buying or upgrading a computer or searching for drivers. NSSI provides comprehensive and understandable overview of all important parameters of your computer.
Main features:
- Detects computer vendor and model
- Detects mainboard manufacturer and type, its chipset and buses
- Detects CPU type, frequency, stepping, name, serial number and features
- Detects L1, L2 and L3 cache sizes, types and speeds
- Detects FPU type and frequency
- Details about MultiProcessor System
- Detects PCI, PCI Express, PCI-X, AGP, PnP, EISA and PCMCIA devices with detailed info
- Detects BIOS manufacturer and type, version and features
- Detects ROM modules and types, lists APM and SMBIOS/DMI information
- Detects video card vendor, model, chipset, memory size, RAMDAC, 3D accelerators
- Detailed VESA and DDC monitor info
- Details about (E)IDE/SATA and ATAPI devices, supports 48-bit LBA and disk sizes up to 128 PB, detects CD/DVD drive manufacturer
- Detects memory size and type*; XMS, EMS driver and utilization info; memory slots info*
- Detects network adapters, networks, protocols and services
- Detects sound card, its configuration and features
- COM, LPT and game ports info, modem detection
- Detects OS and DOS info, loaded drivers and TSRs
- Integrated tools; tests CPU bugs
- CPU and FPU benchmark test
- and much more...
NSSI 0.60.47 is a recommended upgrade.
Download (498 KB) · What's new in this version? · Main screen screenshot
Utilities
OSR2DOS6
Version 1.01 released 2001-05-04
A patch which fixes the problem of Windows 95 OSR2 with previous DOS version.
Download (8 KB)RSTMOUSE
Version 1.00 released 1997-01-15
This utility may fix an error of mouse driver in Windows 3.x or Windows 95, when mouse arrow moves after start of Windows, but shortly after "freezes".
Download (2 KB)