OnixS FIX Dictionary is a free online reference for the FIX Protocol Standards. This is a quick and easy to use contemporary dictionary of the FIX Protocol that is an excellent resource for beginners and experts alike.
The FIX Dictionary is based on the latest specifications of FIX Protocol, all current versions (4.0, 4.1, 4.2, 4.3, 4.4, 5.0, 5.0 SP1, 5.0 SP2) are included.
Definition of all message types, component blocks, field tags and field types for each version of the FIX Protocol (equities, fixed income, derivatives, FX, etc.) are included.
Easy to use
The OnixS FIX Analyser is a high performance FIX log file analysis tool supporting queries, validation, monitoring of FIX standards and dialects designed to save time and money in developing and supporting FIX based trading infrastructures.
We use these tools supporting our own products, and they're so useful we also make them available for those who need to develop or support FIX infrastructure.