ADIF is an open standard for exchange of data between ham radio software packages available from different vendors.
Support for ADIF 3 .adx format (XML) is emerging, while the .adi format also used by ADIF 2, is widely supported.


ADIF 3 (.adi and .adx)

The ADIF 3 specification is available in HTML-format here (V 3.0.4).

Older versions:


ADIF 2 (.adi)

The ADIF 2 specification is available in HTML-format here (V 2.2.7).

Older versions:


ADIF 1 (.adi)

Most vendors used to support the simpler ADIF 1 standard. The ADIF V 1.0 specification is available in HTML-format here.


Send site availability issues to webmaster@adif.org.

NOTE: No ADIF support issues or questions.

This page was updated 4 Aug 2013