v1.0.0 (2015-06-01)
* First release

v1.0.1 (2016-11-25)
* Added some more baudrates
* Added support of USB <> SERIAL converter

v1.0.2 (2016-12-14)
* Fixed IEC 60870-5-101 user data class 1 service
* Added support for ASDU TI conversions

v1.0.3 (2017-01-09)
* Added configurable method for CP24Time2a to CP56Time2a conversion

v1.1.0 (2017-09-15)
* Added debugging options
* Added configurable delay before sending of data
* Fixed using of data polling time
* Fixed IEC 60870-5-101 connection lost signaling
* Optimized requesting User Data class 1

v1.1.1 (2017-11-03)
* Fixed conversion of long 101 frames into two 104 frames

v1.2.0 (2018-08-14)
* Added new option to synchronize router time from C_CS_NA_1 command
* Added command period of validity option
* Fixed processing of dropped packets received from IEC 60870-5-104 side

v1.2.1 (2020-03-13)
* Fixed restart of iec14d sometimes fail
* Fixed main loop exiting

v1.2.2 (2023-06-07)
* Fixed high load average
* Fixed status presentation of IEC101 state

v1.2.3 (2023-09-04)
* Fixed firewall setting

v1.2.4 (2024-01-15)
* Added description and summary files
* Recompiled with ModulesSDK 2.1.2

v1.2.5 (2025-03-21)
* Removed unsafe-eval from header
* Limited settings editing for administrators only
* Added integrity checks for the -S1 platforms