Other advantage is that it gives you the freedom to study the source code, and if you know how, you can adapt it to your needs, correct bugs you find and help to improve it. And, if you dont know how to do this, you can request features, report bugs, or hire someone to adapt it.
Being linux or any unix system the target operating system to run lemon on, makes a safer place for your information against virus attacks, and also lowers the costs in operating system and antivirus licenses.
Single Database, Multiple Terminals.
You can have a single database serving multiple POS terminals. With other comercial products you must pay for each terminal, with lemon you can have as many as you need without worring about license fees for each one.
Lemon An open source point of sale for linux and other unix systems.
Enter product's code with a barcode scanner to increase vendor productivity.
Enter purchase amount in the same input area, like “100x12345678”, to add many items at a time.
Staying focused the code's inputbox, use the “+” key on the keypad to go enter the payment amount.
Searching for products by description, just press “F3” key to open the sarch panel.
Open a price checker tool to easily know prices for products without adding them to the purchase. And here you can also use the barcode scanner.
Apply occasional discounts —with admin/supervisor permission— to a sale it's breezing.
Suspend and resume sales, to interrupt a sale, start another sale and resume the saved sale later.
A Low Security Mode just for convenience.
Balance for each vendor at the end of its session.
End of day report directly at the POS terminal.
Taxes are printed on tickets. Per product, and total sale taxes.
Extra messages on tickets.
Role based permissions.
Logged important vendor actions: like cash-in/out,cancelling transactions.
Lock screen: for vendor urgent/small absence.
Group products (packs)
A grid for showing products with photos. Filter by category,name...
Supports Clients, having their information. Discounts based by client.
Enter old, non registered in lemon, sales with the “Change Sale Date” button.
Cash flow. Cash-in/Cash-out, money need to enter/leave to/from the cash drawer, in other way than paid money/change given.
Support for a loyalty program, clients accumulate points, based on each product.
Special Orders, this are custom products that are formed of raw products.
Administrative Interface Features.
known as “squeeze”.
With squeeze you can manage your store and get valuable information in which base your decisions to improve your business.
There are on screen and printed reports, information to use for restocking and take decisions for you business health.
Transactions (sales, purchases) per day, month, vendor, terminal, date, status, type...
Balance filtered by vendor, date, amount...
End of day/month.
Low stock products.
Sold out products.
Cash flow, in/out money other than regular sale process.
Manage your inventory. know what needs to restock, what is not sold, what is most sold.
Register purchases, and autocorrect stock.
Any loss of products or supervising your warehouse? Make stock corrections.
Add product's photo.
Make any group product for promotions or packages.
Create raw products for special orders or custom products.
Categorize your products.
Set product's selling measure.
Assign barcode to products to improve the sale time.
Manage the different information available on database
Modify, add and delete:
Offers or promotions
To get the newest version you need to download the sources from the git repository and compile lemonPOS, there is a wiki guide for this purpose.
Download the latest release from Sourceforge, these releases are in source code form.
When available, we would provide links for binary packages for some linux distributions, for the moment they are old versions. These old version packages links are in the wiki installation guide.
It is strongly recommended that you use the most recent released version, it may contain bug fixes.
If you need documentation please go to the documentation page.