sql-ledger, sql ledger, linux, leanux, ubuntu, vmware, open-source, open source, Exchange, Lotus Notes, Zimbra, volketswil
ISRlight, the smart open source solution for PostFinance AG customers


Register now!

Open an ISRlight account today to quickly and easily create invoices with an inpayment slip reference (ISR) number. This service is completely free of charge for PostFinance AG customers!

This program is provided to you by:

post.gif logoleanux.gif

This offer is not valid for citizens of the EU.

Please also note our privacy policy.

Last Update: 09.04.2021 | Print

QR invoices

In autumn 2021 the software will be updated. After the update, you will be able to create QR invoices. More information will follow here at this point then.

We would also like to point out that ESRlight will cost CHF 24.-- (incl VAT) per year after the update.

Orange and red payment slips can be purchased in an office supply store. Or, for example, on the Internet at www.officeworld.ch.

Orange payment slips:

Red payment slips: