How to generate an invoice and an act in PDF via API in 1C or any online accounting department?

Question

Electronic accounting

Users through their personal account on the site (PHP) need to be given the opportunity to issue an invoice for services and download closing documents in the future (without invoices, because USN)
Tell me if there are any standard 1C tools or some online service -accounting to solve this problem - do not want to reinvent the wheel

Answer 1

Ofisoff is an online accounting service. We are already creating an API. If you write in more detail to [email protected], I think we will do it faster.