Hello Our Opensource web application which is in active development could be added to this list as it does invoicing, estimates and accounting functions here is a link
https://staging-forum.lawrencesystems.com/t/opensource-itglue-alternative/2284/4
Hello Our Opensource web application which is in active development could be added to this list as it does invoicing, estimates and accounting functions here is a link
https://staging-forum.lawrencesystems.com/t/opensource-itglue-alternative/2284/4