Brief description of this header, its history and a list of compatible software.

Amongst several enhancements to SeaMonkey Mail/News and Mozilla Thunderbird, brings the possibility of displaying X-Face headers.

A proposed improvement to the X-Face header. The Face header is a PNG image whereas X-Faces are one-bit images.

Converts various image formats to the X-Face format suitable for inclusion in e-mail or Usenet article headers.

A collection of X-Face images and their corresponding text.

Personal page of the creator of this format, includes some of his remarks on these images.

Extension that adds X-Face and Face image compatibility to Mozilla Thunderbird. Also hosts a FAQ and a quick guide for Face image creation.

Includes a brief explanation of the X-Face format and an online Jpeg to X-Face converter along with its source code.

Offers a little utility that handles X-Face images on RISC OS systems.