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Main Features

  • Ultra low latency performance for Direct Market Access (DMA), High Frequency Trading (HFT) and Algorithmic Trading applications.
  • Fully supported on Linux (RedHat/RHEL, CentOS, Ubuntu, SUSE, Debian and other Linux distributions) and Windows
  • Easy-to-use and flexible API
  • Comprehensive documentation
  • Rich set of sample applications and quick start venue-specific reference implementations
  • SBE decoding and encoding
  • FAST decoding and encoding
  • Supplied as a static or dynamic library
  • C++98, C++03, C++11, C++14, C++17, and C++20 editions are available
  • Built-in SSL encryption
  • Supports multiple FIX Protocol versions simultaneously
  • Supports multiple FIX sessions simultaneously
  • Support all current FIX Protocol versions (4.0, 4.1, 4.2, 4.3, 4.4, 5.0, 5.0 SP1, 5.0 SP2, FIXML)
  • Supports all tag and message types of each FIX Protocol version (equities, fixed income, derivatives, FX etc)

API and Reference

The OnixS C++ FIX Engine SDK includes the Engine library, documentation, and fast-start reference implementation source code samples for:

  • Latency, parser and throughput benchmarks
  • Buy Side client
  • Sell Side client
  • FAST encoding/decoding
  • FIX field iteration
  • Pluggable storage
  • Repeating groups
  • Message resend 
  • Session scheduler
  • SBE encoding/decoding
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