Unfortunately, the README file doesn’t help:
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Subscribe Me Plugin for WordPress
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Documentation
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https://www.semiologic.com/projects/subscribe-me/
Terms of use
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Except where otherwise noted, this software is:
* Copyright Denis de Bernardy
* Licensed under the terms of the CC/GNU GPL
https://creativecommons.org/licenses/GPL/2.0/
* Provided as is, with NO WARRANTY whatsoever
In a nutshell, the GPL means that:
* You may freely use the works for any purpose, including commercial ones
* You may freely make derivative works provided that you leave the proper attribution and copyright notices
* You may freely distribute the works and derivative works provided that you make the source code readily available under the same terms
Change log
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v.1.1 a€?? June 6th, 2005
* Added a readme file
v.1.0 beta 2 a€?? May 11th, 2005
* Added a way for users to add the subscribe buttons where they want
v.1.0 beta a€?? May 9th, 2005
* Initial release
Future developments
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Be my guest if you feel like coding the features that follow:
* Add a way for users to customize which feeds and services they want to provide for their subscribers