Release Notes

25 Dec 2025

Release Notes - CME STP Handler .NET - Version 4.2.0

Improvement [NETCMECTH-405] - Support .NET10.0, remove .NET6.0 [NETCMECTH-404] - Load settings from JSON file

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25 Dec 2025

Release Notes - CME STP FIX - support NET10.0

Update details:

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25 Dec 2025

Release Notes - CME STP FIX - support NET10,0

Update details:

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23 Dec 2025

Release Notes - .NET FIX Engine - Version 1.18.0

Improvement [NETCOREFIXENGINE-1898] - LME Select samples - support NET10 [NETCOREFIXENGINE-1872] - Message.ToJson() should consider the presence of JSON symbols inside tag values [NETCOREFIXENGINE-1845] - Add the "Controlling outgoing message flow" ...

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19 Dec 2025

Release Notes - LME Select update 1.9.1

Update details: OnixS FIX Support Pack update for LME Select - update for FIX API specification <1.9.1>

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18 Dec 2025

Release Notes - CME iLink 3 Binary Order Entry Java - Version 1.2.0

Improvement [ILINK3JAVA-341] - SBE iLink3 Schema Upgrade to version 9 Bug [ILINK3JAVA-337] - Update installToLocalRepository scripts to include onixs-sbe dependency

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18 Dec 2025

Release Notes - CME iLink 3 Binary Order Entry .NET - Version 1.8.0

Improvement [CMEILINK3CORE-411] - Fix SessionSettings.LicenceString [CMEILINK3CORE-401] - Add .NET 10 libraries [CMEILINK3CORE-370] - Generate audit trail CSV for summary files without audit trail records [CMEILINK3CORE-362] - Write handler version ...

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18 Dec 2025

Release Notes - CME iLink 3 Binary Order Entry .NET - Version 1.8.0

Improvement [CMEILINK3CORE-411] - Fix SessionSettings.LicenceString [CMEILINK3CORE-401] - Add .NET 10 libraries [CMEILINK3CORE-370] - Generate audit trail CSV for summary files without audit trail records [CMEILINK3CORE-362] - Write handler version ...

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17 Dec 2025

Release Notes - FIX Engine Java - Version 2.15.0

New Feature [JAVA-3514] - Add API to send message batches only after an explicit flush to ensure durable-before-send ordering Improvement [JAVA-3498] - Implement Session.flushSessionStorage(boolean flushMetadata) method

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17 Dec 2025

Release Notes - .NET FIX Engine - Version 1.17.6

Bug [NETCOREFIXENGINE-1894] - Incoming messages can be missed in the summary log file on certain conditions

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11 Dec 2025

Release Notes - .NET SBE Codec - Version 4.6.2

Task [SCN-86] - Add LicenseString usage to the docs

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5 Dec 2025

Release Notes - .NET SBE Codec - Version 4.6.1

New Feature [SCN-85] - Add settings to set a string that contains the license file content

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4 Dec 2025

Release Notes - .NET SBE Codec - Version 4.6.0

Task [SCN-82] - Remove .NET 6 libraries Improvement [SCN-81] - Add .NET 10 libraries

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4 Dec 2025

Release Notes - .NET SBE Codec - Version 4.6.0

Task [SCN-82] - Remove .NET 6 libraries Improvement [SCN-81] - Add .NET 10 libraries

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4 Dec 2025

Release Notes - .NET SBE Codec - Version 4.6.0

Task [SCN-82] - Remove .NET 6 libraries Improvement [SCN-81] - Add .NET 10 libraries

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3 Dec 2025

Release Notes - CME iLink 3 Binary Order Entry C++ - Version 1.19.0

Task [ILINKBOECPP-1151] - Support schema version 9 New Feature [ILINKBOECPP-1144] - Improve Logging [ILINKBOECPP-1130] - Support the ExternalThread mode by the Scheduler Improvement [ILINKBOECPP-1115] - BREAKING CHANGE: Update messaging ...

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3 Dec 2025

Release Notes - CME iLink Trading update iLink SBE schema version 9

Dear Participants,

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1 Dec 2025

Release Notes - Trading Technologies update v295-1

Update details: OnixS FIX Support Pack update for Trading Technologies - update for FIX API specification

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