Japplis Toolbox is a utility toolbox for developers.

• URL encoding and decoding
• Base64 encoding and decoding
• Hex encoding and decoding
• Convertion of numbers in hexadecimal and binary
• Get Java system properties, Swing UI defaults, Environment properties
• Text info: character count, word count, MD5, SHA, Hash code
• XML Validate
• List the characters with the defined font and charset encoding
• Convert long to date, long to date
• Verify that a regular expression matches the text or is included in the text
• Sort lines, Reverse lines, Shuffle lines, Number lines, Delete duplicates, Trim spaces, Extract words
• Works on Windows, Mac OS X, Linux
• You can run it online here