Fast, highly optimized implementation of popular checksum algorithms: CRC32, CRC16, CRC16C (CRC-CCITT). The library allows to calculate checksums for files, memory blocks, strings, streaming data. Has no external dependencies such as MFC DLL, COM/DCOM or other component. The help file has examples in Visual Basic(VB), C, C++.

• License: Shareware
• Language: English
• Release: 2003-08-07
• Size: 272 Kb
• Cost: 29.95 $

SFV Checker uses CRC-32 technology to check each file and notifies you of any potentially bad, corrupt, incorrect size or missing files to save you hours of downloading only to find you have 1 file missing or the last file has a CRC checksum error.

• License: Shareware
• Language: English
• Release: 2006-05-22
• Size: 1 Mb
• Cost: 8.95 $

QuickCRC is a tool for responsibility driven design of object-oriented software using CRC cards. CRC cards are used to discover and document classes, responsibilities, attributes and collaborations between classes. Design scenarios can be identified and simulated.

• License: Demo
• Language: English
• Release: 2006-10-03
• Size: 4 Mb
• Cost: 295.00 $

CRC .NET control is the checksum library for .NET developers.The library, especially written on .NET framework, provides exact and fast calculations of checksums. The library has an easy to use interface, fast and reliable infrastructure and provides calculation of CRC32, CRC16 and CRC8 polynomial checksums, like used in the Ethernet, WinZip and so on. Also, custom polynoms are supported.

• License: Shareware
• Language: English
• Release: 2006-07-02
• Size: 100 Kb
• Cost: 10.00 $

CRC32 COM Component is for ASP, .NET, Cold Fusion, VB, VC++ and other languages. The com component will quickly generate a CRC32 checksum from files or a text string in hex or numeric as the official polynomial used by CRC-32 in PKZip, WinZip and Ethernet.

• License: Shareware
• Language: English
• Release: 2005-10-10
• Size: 1 Mb
• Cost: 29.95 $

CRC32 Static Library for Microsoft VC++ was produced to make your CRC checking operations quick & easy to implement seamlessly without the need for an external DLL The CRC is a "digital fingerprint" of a file, With CRC32 you can "melt down" a huge 20 MB (or even much bigger) file to have a small, handy reference to it, a single 32-bit number like 7d9c42fb (hexadecimal notation) which would unambiguously reflect the entire contents of this huge

• License: Shareware
• Language: English
• Release: 2001-10-16
• Size: 1 Mb
• Cost: 14.95 $

CDCheck is utility for prevention, detection and recovery of damaged files with emphasis on error detection. It offers readability verification, creation and checking of MD5, CRC-32, SHA... hashes (in file formats SFV, MD5 and CRC), extremly efficient file compare and recovery. CDCheck can be used on all files visible by the operating system. Apart from this it also works with audio CDs and provides information about inserted CD/DVD (type...).

• License: Shareware
• Language: English, Arabic, ChineseTraditional, Czech, French, German, Greek, Hungarian, Italian, Other, Polish, Portuguese, Romanian, Russian, Spanish, Vietnamese
• Release: 2006-07-03
• Size: 1 Mb
• Cost: 10.00 $

febooti fileTweak Hash & CRC is a freeware hash / CRC calculator. Compute hash fingerprint / CRC checksum from any provided file. Supported hash / CRC formats: CRC32, MD2, MD4, MD5, SHA-1, SHA-224, SHA-256, SHA-384, SHA-512, RIPEMD-128, RIPEMD-160, RIPEMD-256, RIPEMD-320, WHIRLPOOL-1 and Tiger-192.

• License: Freeware
• Language: English
• Release: 2006-10-02
• Size: 264 Kb
• Cost: Free

This is a programmable multiple-precision hex calculator with many utilities. With Hpmbcalc, you can easily perform a lot of big number math and encryption operations, such as: square root, modular inverse; hash, CRC, and check sum make; shift register configuration evaluation and simulationl; pseudo-random number generation; primality test; hex, dec, oct, bin conversion; etc.

• License: Shareware
• Language: English
• Release: 2006-10-20
• Size: 1 Mb
• Cost: 29.95 $

With Zip Repair you can extract files from the damaged zip file, or you can repair the whole zip file.Zip Repair 2.0 builds on our previous version with a new and improved look which is also easier to use. Repairing damaged archives in Zip Repair 2.0 is also faster than previous versions.New in Zip Repair 2.1 is the ability to create new zip files from scratch, and even create self extracting zip files.

• License: Shareware
• Language: English
• Release: 2007-12-13
• Size: 804 Kb
• Cost: 25.95 $

Utility for protecting the integrity and verifying the accuracy of data files using checksum (message digest, hash) calculation algorithms like CRC32, MD5, SHA-1 and more. Its will allow to easily and quickly verify integrity of files downloaded from Internet, transferred over a network and/or burned onto CD/DVD. Uses the XML-based and Unicode-enabled checksum file format and also supports the SFV, MD5SUM and other checksum files formats.

• License: Shareware
• Language: English
• Release: 2006-02-09
• Size: 968 Kb
• Cost: 19.95 $

Arpoon Checksum compute checksums of files. A checksum (message digest, hash value) is a kind of fingerprint that permit to identify a file or document uniquely. This can be used to authenticate files or to follow changes on your documents. Computed checksums: MD5, CRC32, Adler, SHA1, MD4, MD2, RIPE 160, SHA256, ELF

• License: Freeware
• Language: German
• Release: 2005-05-14
• Size: 343 Kb
• Cost: Free

The Hyper Hasher Suite will fulfill all your file hashing needs. Hyper Hasher allows you to calculate 26 different hash/checksum and HMAC values for any file on your system, while the HashFile utility adds support for MD5 & SFV file creation and verification. These tools feature advanced options including a unique customizable interface, configuration saving, optional windows shell integration, Pentium 4 optimizations for speed, and much more!

• License: Shareware
• Language: English
• Release: 2006-12-04
• Size: 573 Kb
• Cost: 10.00 $

Comprehensive SFV and MD5 checksum utility for Windows. The handy and fast utility for protecting the integrity of files. It will allow you to verify the accuracy of your data after you burn a CD or transfer a files over a network. Adding an little checksum file to your data files will allow in further easily to verify their integrity at any time. Uses checksum files fully compatible with popular md5sum utility for MD5 and SFV for CRC32.

• License: Shareware
• Language: English
• Release: 2004-12-06
• Size: 348 Kb
• Cost: 14.95 $

Fsum Frontend is a free and easy-to-use tool that allows to compute message digests, checksums and HMACs for files and text strings. It supports drag-and-drop and you can handle multiple files at once. The checksum generated can be used to verify the integrity of the files. It supports 58 algorithms: crc32, md5, sha, ...

• License: Freeware
• Language: English
• Release: 2007-10-11
• Size: 788 Kb
• Cost: Free

DPASHA created a single HASH. SHA1 160bits, MD5/MD4 120bits, RIPEMD-128 128 bits RipeMD-160 160 bits, CRC32, SHA-256 256 bits SHA-384 384 bits SHA-512 512 bits and HAVAL 256 Freewareversion. Current Version 1.5 You can test files for manipulations. Easy to use, support Drag&Drop. All hashes are standard with all other hash program and hashes. Multilanguage

• License: Freeware
• Language: English, German
• Release: 2006-09-27
• Size: 59 Kb
• Cost: Free

WINCRC32 uses CRC-32 technology to check each file and notifies you of any potentially bad, corrupt, incorrect size or missing files to save you hours of downloading only to find you have 1 file missing or the last file has a CRC checksum error. The CRC value comparison is done by using a standard SFV file. If an SFV file is not available, you can produce a new one with calculated CRC value. WIN-SFV compatible. You can insert Creator and comment

• License: Shareware
• Language: English, German
• Release: 2003-06-17
• Size: 378 Kb
• Cost: 10.00 $

Fast, highly optimized implementation of hash and checksum algorithms: MD2, MD4, MD5, SHA-1, SHA-2(256,384,512), RIPEMD(128,160,256,320), PANAMA, TIGER, CRC-32, CRC-16, CRC-CCITT, ADLER32. The library allows to calculate hashes (message digests), checksums and HMACs for files, memory blocks, strings, streaming data. Has no external dependencies such as MFC DLL, COM/DCOM or other component. The help file has examples in Visual Basic(VB), C, C++.

• License: Shareware
• Language: English
• Release: 2003-06-30
• Size: 660 Kb
• Cost: 149.95 $

Hex editor, disk editor and RAM editor with a lot of features: Concatenating, splitting, unifying, analyzing, and comparing files, flexible search and replace functions, Data Interpreter (knowing 19 data types), template editing, encryption, automation of file editing, sophisticated backup mechanism, drive images, drive cloning, printing. The disk editor supports floppy disks, hard drives, CD-ROM and DVD drives. Excellent computer forensics tool.

• License: Shareware
• Language: English, German
• Release: 2006-08-16
• Size: 1 Mb
• Cost: 50.00 $

Readfile utility calculate CRC32, Adler32, MD5 and SHA1 of fille. It allows you to test the speed of memory copy and disk transfer operations under Windows 95 and Windows NT. This is a Win32 console application. C Source included.

• License: Freeware
• Language: English
• Release: 2005-09-12
• Size: 483 Kb
• Cost: Free