FIX Engine and Direct Market Access
SDK Solutions
for mission critical trading infrastructure and application frameworks
OnixS Specialist Software
We provide Direct Market Access (DMA) Software Development Kits (SDKs) for mission critical trading infrastructure and application frameworks. Our SDKs are fully supported and designed to enable developers to quickly integrate market data feeds, order entry APIs, and post trade feeds into trading and application frameworks.
Our Products
directConnect Expand / collapse
A suite of venue specific calibrated and certified native protocol and FIX protocol Market Data Handler, Order Routing, Trade Capture and Drop Copy SDK solutions.
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FIX Engines Expand / collapse
Our FIX Engine products are ultra low latency FIX Protocol .NET / C#, C++ and Java SDK implementations to FIX-enable applications and execution/order management systems.
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FIX Support & Tools Expand / collapse
Our reference and support tools include the online OnixS FIX Dictionary for FIX Protocol reference, and FIX Analyser for development and operational support of FIX Protocol infrastructure.
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Why choose OnixS?
OnixS provides easy to use Direct Market Access (DMA) SDK solutions enabling proprietary trading groups, commodity and energy trading firms, application ISVs, investment banks and exchanges to save time and money in the build and ongoing maintenance of trading systems and application frameworks
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Offered on a low-cost fully-supported subscription basis
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High-performance multi-platform implementations
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Minimises the cost of deploying critical trading infrastructure
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Fast-start to FIX-enable trading, order management and risk management systems
Latest News
The OnixS News feed provides details of the latest OnixS product feature and release updates. OnixS have an ongoing program of product development investment based on user requests, new technologies and venue/liquidity pool specific updates. Track these News items to stay up to date.
The OnixS Release Notes are detailed descriptions of new features, improvements and bug fix releases for all OnixS products that are published via an email list server, Twitter, RSS feed and on the web. We recommend listening to these Release Note updates via your preferred mechanism(s).
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CME iLink 3 Binary Order Entry Handler SDK CME AutoCert+ for Futures and Options Completed
22 April 2020
All CME iLink 2 users connected via Market Segment Gateway (MSGW) will need to migrate to the new iLink 3 Binary Order Entry (BOE) API by Q4 2020.
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CME MDP 3.0 Market Data Handler C++ SDK Feed Engine implementations for historical PCAP and CME Datasets
11 March 2020
The OnixS directConnect: CME MDP 3.0 Market Data Handler C++ SDK Feed Engine advanced programming features are specifically designed to enable the OnixS Market Data Handler to receive and process real-time CME MDP 3.0 market data from the network as well as file-based historical data set sources.
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OnixS directConnect: CME MDP 3.0 Market Data Handler C++ SDK Now Supports Solarflare ultra-low latency ef_vi API
26 February 2020
The OnixS directConnect: CME MDP 3.0 Market Data Handler C++ SDK now supports direct access to the SolarflareTM ultra-low latency ef_vi API.
The OnixS directConnect: CME MDP 3.0 Market Data Handler C++ SDK version 5.1 release includes a new implementation of a pre-built Feed Engine using the SolarflareTM ultra-low latency ef_vi API on Linux.
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ICE Private Order Feed Handler SDK is Now Certified With the Latest Generation OnixS .NET Core FIX Engine
8 January 2020
The formal certification of the OnixS directConnect: ICE FIX Private Order Feed Handler SDK provides easy and reliable access to ICE's FIX Protocol based ICE FIX Private Order Feed (POF) interface for real-time order and trade capture. ICE Private Order Feed SDK is Now Certified With the Latest Generation OnixS .NET Core FIX Engine
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OnixS CME iLink 3 Binary Order Entry Handler SDK GA Release Now Available
3 December 2019
Migration from iLink 2 to iLink 3 is a CME mandated change for access to CME Globex platform Market Segment Gateway (MSGW) sessions. To enable this, the OnixS CME iLink 3 Binary Order Entry Handler SDK GA release is now available.
The OnixS directConnect: CME iLink 3 Binary Order Entry Handler SDK offers a high performance, low latency, fully supported migration option for this mandated upgrade.
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Latest release notes
- Release Notes - CME STP FIX update September 21
- Release Notes - Bloomberg TSOX update 2.4
- Release Notes - Eurex T7 Market and Reference Data Interfaces (EMDI, EOBI, RDI) Handlers C++ - Version 9.0.0
- Release Notes - Trading Technologies update August 2020
- Release Notes - Eurex T7 Enhanced Trading Interface (ETI) Handler C++ - Version 9.4.0