Hardware and building materials store POS

Thousands of items, mixed units, contractor credit accounts and GST billing for hardware and building materials shops. Free and open source.

Why businesses choose Posnic

Deep catalogues

Organise thousands of SKUs across categories: fasteners by the piece, cement by the bag, cable by the metre.

Unit conversions

Buy in boxes, sell in pieces. Trade units keep purchase and sale quantities consistent automatically.

Contractor credit

Running credit accounts for contractors and builders with outstanding tracking and payment history.

Quotations

Prepare quotations for site orders and convert them to bills when the material goes out.

Supplier management

Purchase receiving with cost history per supplier, so you always negotiate from real numbers.

GST and reports

HSN-wise GST billing with daily, monthly and item-wise sales and stock reports, exportable to CSV.

Free and open source, honestly

The complete Posnic application is open source under AGPL-3.0 on GitHub. No trial timers, no locked features, no telemetry. Pay only if you choose Posnic Cloud for sync, backups and remote dashboards.

Frequently asked questions

Can Posnic handle items sold in different units?

Yes. Items can be purchased in one unit and sold in another, for example buying cable drums and selling by the metre.

Does it support credit sales to contractors?

Yes. Customer credit accounts with outstanding balances and payment tracking are built in and free.

Is there really no licence fee?

None. Posnic is open source under AGPL-3.0. The optional Posnic Cloud subscription adds sync, backups and remote dashboards.

Posnic for other businesses: Restaurant POS · Supermarket POS · Textile Shop POS · Electronics Store POS · Pharmacy POS