Free to encode software for windows

Fx Batch Encoder is an application that will help you batch convert/encode video files.

S57 encoder is a text file encode and decode tool. S57 encoder will also compress the file before encoding.
Double click "S57 encoder.exe", then choose a file to encode or decode.
Or simply drag and drop a file onto "S57 encoder.exe"
Then enter the password.
"S57 encoder" will auto-detect the file type and start encoding or decoding accordingly.
The encoded file will have the same name with .enc" extension.
The decoded file will have the same name with .txt" extension.
The encoded or decoded file will be created in the same directory.
If the file already exists, it will be overwritten.
If you forgot the password or input a wrong password, the file will never be able to restore to its original.
For security reason, the password you enter will be erased from the memory upon termination of the program.
S57 encoder only supports two file types: ".txt" and ".enc" where the file with the extension ".enc" is its default encoded file type.

A free and very easy to use DVD ripper Catalencoder is a very easy to use DVD ripper. Using Catalencoder you can convert your favorite DVD in a DivX/XviD video file with only a few clicks.
If youre a beginner and dont know how exactly to configure the program ripping parameters a "Newbie mode" is available.
In normal mode, you can choose which video to encode, audio and video codecs, duration, subtitle, number of CDs, size per CD and many more.

FileEncoder 0.3 is a powerful and functional tool to encode the files to protect the content from unkown users and decode the files whenever required. This is a standalone application and no need to install, just download the tool and unzip it to your local hard disk and start using the tool.

This is a simple and free ActiveX component for encoding and decoding HTML entities as described here.
It can be used in ASP, VBScipt, Visual Basic, and any other programming language that supports ActiveX components.