The Online FIX Message Decoder is a simple, open source web application for quickly decoding and visualising the cryptic payload of a FIX message.

Just paste a FIX message in the text box above.

• Stray text will be ignored
• You can paste multiple messages in one go

Try some of these sample messages:

• Sample 1
• Sample 2
• Sample 3

You can copy the page's URL to send the decoded message via email or instant messaging.