19 Jan 2026
Release Notes - FIX Engine Java - Version 2.15.1
Improvement [JAVA-3524] - Improved TLS shutdown to avoid sending extra empty data after Logout [JAVA-3496] - Update Javadoc of the Message.get(..)
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Release Notes
FIX Engine Java
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
Read More21 Oct 2025
Release Notes - FIX Engine Java - Version 2.14.8
Improvement [JAVA-3489] - Enhanced Scheduler documentation Bug [JAVA-3488] - Session not reporting connection timeout on certain platforms [JAVA-3472] - FlatGroupReader does not correctly handle repeating groups with fewer than two instances New ...
Read More6 Sep 2025
Release Notes - FIX Engine Java - Version 2.14.5
Improvement [JAVA-3460] - Refactor TCPStandardStack.dispatchEvents() to return the processed event count [JAVA-3459] - Validate control characters in String/Char fields as per ISO-8859-1 [JAVA-3415] - Improve Scheduler docs Task [JAVA-3451] - ...
Read More4 Aug 2025
Release Notes - FIX Engine Java - Version 2.14.3
Improvement [JAVA-3437] - Add validation for repeating group instance count in Message.validate(..) method [JAVA-3412] - Write Session setting to the engine log [JAVA-1856] - Add links to the Custom Dialect section to the FAST Decoder docs New ...
Read More26 Jun 2025
Release Notes - FIX Engine Java - Version 2.14.2
Improvement [JAVA-3416] - Add support for ISO-8859-1 encoding [JAVA-3400] - Reject Logon messages received in the Established state without ResetSeqNumFlag and NextExpectedMsgSeqNum [JAVA-3388] - Prevent enabling both RequestOnlyMissedMessages and ...
Read More28 Mar 2025
Release Notes - FIX Engine Java - Version 2.14.1
Improvement [JAVA-3367] - Update dependencies to latest stable versions [JAVA-3362] - Incoming messages are marked as garbled if the third tag is not recognized as MsgType (tag #35) Bug [JAVA-3353] - ResendRequest processing issue causing errors and ...
Read More24 Feb 2025
Release Notes - FIX Engine Java - Version 2.14.0
Improvement [JAVA-3343] - Scramble Password(554) and NewPassword(925) fields of Logon message when it is logged [JAVA-3342] - Improve logging clarity for invalid Logon messages [JAVA-3322] - Add links to our online FIX Parser [JAVA-3308] - Send ...
Read More1 Nov 2024
Release Notes - FIX Engine Java - Version 2.13.5
Improvement [JAVA-3302] - Engine must send a consistent reject reason for invalid instance counts [JAVA-3292] - Send Logout if no Heartbeat is received after TestRequest [JAVA-3274] - Include JAR Version in Manifest [JAVA-3145] - Describe the ...
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