We are software developers, and produced Adminsoft Accounts back in 2007.  This is accounts software for small businesses.  It is multi-user, multi-currency, and includes stock control, payroll, and invoicing.

In the United Kingdom the software also includes RTI (for submitting payroll data to HMRC), CIS (including submissions to HMRC), EC Sales List submissions, and VAT return submissions, which are Making Tax Digital compliant.