Manual KIX Decoder

KIX codes are barcodes used by the Dutch postal service (PostNL) and can be decoded manually without much effort.

This is a small standalone HTML, CSS, JavaScript applet that makes decoding these codes even less of a hassle.

Getting Started

Make use of the live Online Demo

If you don't know how KIX characters are built-up, please refer below to How does KIX work?

Upper Half Buttons
Lower Half Buttons
Controlset
- Textfield - Used to memorize characters
- Clear - Clear the textfield
- Add - Adds current built character to the textfield and resets to '0'
- Reset - Reset current character in the window to '0'

KIX codes are basically a "font" in which every character is encoded into 4 bars.

Every character can be divided into 3 parts:

By looking at the character as having an "upper" and "lower" half, we can decode characters manually with little effort using the table below.

KIX characters are always in UPPERCASE and does not allow any characters outside the charset in the table.

Source: PostNL KIX Manual (In Dutch)