Linux.com: Make Invoices Easy with Simple Invoices

“Linux users can choose from several big, bulky financial
packages to manage their finances, but what about consultants and
freelancers who just need to whip out a few basic invoices by the
end of the month? For that niche, Simple Invoices, a Web-based,
GPLed invoicing system, is a winner for folks with a bit of tech
savvy.

“Simple Invoices requires Apache, MySQL, PHP with support for
XSL (PHP5) or XSLT (PHP4), and GD2, and you need to give PHP a
minimum of 24MB of memory if you want to have all of Simple
Invoice’s features available. PHP’s default is 8MB, so this may put
Simple Invoices out of the question for those on a shared hosting
environment…”

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