fearless359 SimpleInvoices

SimpleInvoices is an open source, invoicing system, free for all to use. The fearless359 version available on Github, was forked from the primary SimpleInvoices source and updated to support current PHP and MySQL (aka Maria Db) libraries.

This website is a comprehensive Knowledge Base designed to provide information about SimpleInvoices. Be sure to review topics in the “SimpleInvoices Group Forum” on this site.

To submit questions about SimpleInvoices, log into the “SimpleInvoices Group Forum” on this site and submit a new topic.

There are currently four master versions for fearless359.

The “‘ “master_2026” version should be used for PHP8.1 and above. This version is recommended as updates are made to this version and not previous versions. It has been updated for use on systems running 8.1 or later version of PHP. Issues encountered with it should be reported via this forum so they can be addressed.