Simple Invoices is developed for and by the community, anyone is free to help out with Simple Invoices - be that writing code, sql, design, graphics, marketing, helping users via the forum/mailing lists, translating or whatever..
If you can use a PC that you can help out in developing Simple Invoices, refer the Get Involved page for more info on how become an active part of Simple Invoices and also below for the various sections of the Simple Invoices community
The Simple Invoices forum is your first port of call for any Simple Invoices issues, suggestions, etc.. If you have any issues with Simple Invoices do a quick search on the forum to see if it has been resolved before. If it hasn't feel free to post on the forum and we'll do our best to help you out.
The Simple Invoices blog is where you can find the latest thoughts and ideas about the future of Simple Invoices and what and who is using Simple Invoices. Check it out.
Feel free to jump into the Simple Invoices IRC channel #simpleinvoices on irc.freenode.net to chat to others in the Simple Invoices community
Note: our IRC channel has move to Jabber - refer below
Feel free to jump into the Simple Invoices jabber/xmpp channel firstname.lastname@example.org to chat to others in the Simple Invoices community
Note: you can use your normal jabber/xmpp/google im account to connect to this channel, just will need a client that supports jabber. ie Pidgin, PSI, Miranda, Empathy etc..
Also refer the Get Involved page for more options