MD5 Hash tool for other platforms.
Verify MD5 checksums on Windows, Linux/Unix and Mac.
WinMD5 - MD5 checksum tool for Windows. It is a freeware.
md5sum - compute and check MD5 message digest
md5sum [OPTION] [FILE]...
md5sum [OPTION] --check [FILE]
Print or check MD5 (128-bit) checksums. With no FILE, or when FILE is -, read standard input.
read files in binary mode (default on DOS/Windows)
check MD5 sums against given list
read files in text mode (default)
Using Terminal in Mac Applications, Utilities:
1. Open Terminal
2. Type openssl md5 [filename]
Or download and use third-party MD5 tool: MD5 for Mac (Calculate & compare MD5 checksums)
MD5 is a utility that lets you create and compare MD5 checksums. It can compare files as well as a file with a checksum-string. Or you may simply let the application calculate a checksum.
Ease of use. MD5 is extremely easy to use. You want to compare two files? Just drop them together onto the application and MD5 will tell you if they've got the same checksum. Want to create a checksum of a file? Just as easy. Drop the file onto MD5 and it will tell you the checksum.
Download MD5 for Mac (it is a third-party software and not related with WinMD5)
A different md5 hash tool for Mac:
Download GetMD5 for Mac
"Many websites supply the MD5 verification code for programs and files that you can download, but until now it's not been very easy to check what you download against the website.
This program will quickly and easily generate an MD5 Hash for any file you drop onto it's 'Drop Area'."
MD5 Hasher for FireFox.
This FireFox extension allows to check the MD2, MD5, SHA1, SHA256, SHA384 or SHA512 sum of a downloaded file.
Download MD5 Hasher FireFox Addon