ADIF Specifications

ADIF - Amateur Data Interchange Format - is an open standard for exchange of data between amateur radio software, services and websites.

ADIF specifications are prepared by the ADIF Developers Group.

Current Released Version

Version 3.0.4 is the current release version of the ADIF specification.

An annotated Version 3.0.4 is also available, which highlights changes from version 3.0.3.

All Versions

304Released Version 3.0.4
303Released Version 3.0.3
proposedProposed Versions


Applications that want to access the most recent ADIF-related files (such as XML schemas) can read the text file adiflatestrelease.txt, which contains the version number of the most recent release as a 3-digit number, e.g. 304 represents ADIF Version 3.0.4.  (For reliability and performance, please download and use copies of the schema files.)

This can be used to construct the file names.  For example, the ADIF Version 3.0.4 ADX XML schema files are named:

Associated Websites Includes released specifications. Includes released and proposed specifications.
ADIF Developers Group This is the standards group for developers involved with the import or export of data formatted according to the ADIF standard for amateur radio software.  Membership in the group is limited to developers of logging software, web sites, amateur radio applications, and others who have a vested interest in the ADIF standard and who will actively participate in its definition, maintenance, and promotion.
Membership is by approval only, with each publisher being represented by no more than one member (to keep voting fair).
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