Best 10 Free, Open-source cashier and PoS (Point-of-Sale) software for 2024 (Updated)

Best 10 Free, Open-source cashier and PoS (Point-of-Sale) software for 2024 (Updated)
Photo by Tony Lee / Unsplash

Cashier software or point of sales software (POS), two different names for the same software which helps store owners keep tracks of their sales.

POS systems are increasingly in use, particularly for any small business, owner-retail, or services which is used to track and process numerous purchases.

Switching to a POS system became an urgent necessity these days. With POS you can allow businesses to increase their functionality and improve customer services, log, track, access real-time data quickly, efficiently, and securely.

How to find the best POS system for your business?

Different POS systems mean more time to choose the beneficial POS software for your business.

These are some points that will help you to choose your POS system:

  • List the functionality that you need
  • Specify your industry, the size of your business, your budget
  • Specify the hardware that you need
  • Ask for Additional fees, even for a free system
  • Make good research about the system before working on it
  • Try to ask people with the same business about the system they used

Top 10 Open-source cashier software solutions

1- UniCenta


UniCenta is an open-source POS system that boasts a feature set that could rival any paid small business POS, including inventory management, reporting, a CRM feature, and even employee management features.

The solution is a web-based software running on any type of hardware—PC, Linux-powered machine, Mac, or mobile.

UniCenta’s powerful POS solution with ERP-custom features for retail, restaurant, clinics, labs, and hospitals.

UniCenta's key Features:

  • Inventory Management
  • Layaway Management
  • Loyalty Program
  • Retail Management
  • Tracking Store Management
  • REST-API for developers
  • Barcode / Ticket Scanning
  • Multi-Location
  • Restaurant POS
  • Discount Management

You can see this tutorial if you want to use UniCenta.

Point Of Sale - Commercial-grade open source software for retail and hospitality
Used by thousands of Retailers, Bars, Cafe’s, Restaurants and Stores worldwide. Free and low cost support services available. Get latest downloads and info’

2- Pangea Open POS

Pangea Open POS

Pangea Open POS is one of the most famous open source POS these days, that supports reports and has a UI, easy to use with graphical markers.

Pangea is running on any type of hardware—PC, Windows machine, Mac, or mobile.

Pangea Open POS is a software designed to work with touch screens with three versions for Restaurants, retail management, and Spa. Pangea Open POS Restaurant is the ideal POS software for cafés, bars, or bistro. Pangea POS Spa has been intended for Spa, Beauty Salon, and Hair Stylists.

Pangea key Features

  • Retail Management
  • Sales Tracking
  • Cloud Hosted
  • Web-based
  • Multiple Accounts
  • Stock and inventory management
  • Reports Scheduler
  • Stock notification
  • Customized UI
  • Multiple floors and rooms
Pangea Open POS
Download Pangea Open POS for free. Pangea Open POS is a modified version of Unicenta Opos. Pangea Open POS is a fork of Unicenta oPOS, the most popular open source POS nowadays. A lot of features have been added making it close to an ERP system (it manages purchasing and accounting for instance).

3- WallacePOS


WallacePOS is an open-source, modern web-based POS system and business management system. It uses the power of the modern web to provide easy-to-use and extensible solutions which are suitable for small to medium businesses.

The program is compatible with ESCP (Epson standard code for printers) receipt printers, cash draws, and standard USB barcode scanners. It works on Windows, Linux, and macOS. It also supports iOS and Android.

It offers a customizable cloud-based POS solution that enables users to manage retail operations for small to medium businesses and retail stores.

WallacePOS key Features

  • Customizable, fast, and easy to use
  • Built on proven open-source technologies & standards.
  • Safe and secure
  • Customers, Stock, and Inventory management
  • A bird's eye view of your business, anywhere with an internet
  • Cloud Hosted
  • All statistics in one place
  • No software installations
  • Custom receipt design
  • Store and Retail Management
WallacePOS - The open source, web based POS solution
WallacePOS is an open source, web based point of sale & retail management system. Spend less time with paper reports and embrace the power of statistics for your small business. It’s your cash register in the cloud. WallacePOS is built on new but proven open source technologies, providing a seamless…

4- Floreant POS

Floreant POS

Floreant POS is a free and open-source POS system that has been serving businesses, with no locking, no hidden cost, or no restrictions on using the software.

The system installation process is straightforward as it has an embedded database, runs on Windows and macOS.

Floreant POS is an ideal solution for fast food restaurants, table service, pizza, home delivery, bar, and light retails.

Floreant key Features:

  • Delivery Management
  • Online Ordering
  • Table Management
  • Works offline
  • No Installer
  • Runs on Linux and Raspberry Pi
  • Reporting/Analytics
  • Tax management
  • Modular
  • Upgrade and add Plugins (pro version)

5- SambaPOS


SambaPOS is a restaurant POS software, that has many features provided while collecting data that can be used to make important business decisions.

It runs on Windows And supports multiple languages.

SambaPOS, solution for restaurants, bars, cafés, takeaway, quick service, fast food, and delivery; with features for customization and reporting.

SambaPOS key Features

  • Loyalty Program
  • Retail and delivery Management
  • Simple, user-friendly design
  • Sales Tracking
  • Store and Gift Card Management
  • Complete customization
  • Integrated payment solutions
  • Advanced reporting
  • Floor plans and table organization
  • Billing operations

6- Loyverse

Loyverse provides simple powerful POS software tools for managing small to medium retail businesses. This POS manages inventory, visualizes sales analytics, acquires, retains, engages your customers, and multiplies their average spend.

Loyverse POS is a free mobile POS app, which works for Android and Apple's iOS. Loyverse supports many POS hardware, Such as out-of-box Bluetooth devices like printers, barcode scanners, portable/ mobile printers, table stands, android terminals, POS printers, and many cash drawers.

This leading solution is fit for store, bar, café, street food, food retail, bike shop, coffee shop, health, and beauty center.

Loyverse key Features

  • Retail and Store Management
  • Inventory management
  • Sales analytics
  • Employee management
  • CRM and customer loyalty
  • Multi-store management
  • Integrations
  • Work offline
  • Barcode Scanning
  • Cloud Hosted
  • User Access Permissions

7- Chromis POS

Chromis POS

Chromis POS is a free open-source POS software with a kitchen display screen for orders.

It works with multiple hardware such as barcode USB printers. And you can install it for Windows, Mac OSx, and Linux.

Chromis POS is used for shops that use variable sales prices for their products as fish shops.

Chromis POS key Features

  • Reporting/Analytics
  • Loyalty Program
  • Supports an extensive range of hardware
  • Screen resolutions from 1024x768
  • Builtin scripting language, allowing user customization
  • Barcode supported, including variable price or weight (GS1 standard)
  • Supports USB printers
  • Remote Kitchen printing
  • Use security
  • Customer database
Chromis – Free Open Source Point of Sale Software

8- MinPOS


MinPOS is Point Of Sale free software licensed with many features. You can get free updates forever.

MinPOS is running on any type of hardware—PC, Windows machine, Mac, or mobile, that supports multi-languages.

MinPOS runs well with retail, market, restaurant, hotel, motel, karaoke, nail, and billiard.

MinPOS key features

  • Retail management
  • Restaurant management
  • Hotel - Motel management
  • Product - Stock management
  • Customer management
  • Supplier management
  • Check-in - check out for employee
  • Barcode - Draw cash - Receipt printer - MSR - Customer display - Dual screen -Scale
  • Kitchen Screen Order
  • Web module for PDA, smartphone, mobile.
Download MinPOS for free. Stability POS software, Free soft develop from Openbravo POS. Release: v4.02 Welcome to the MinPOS family. MinPOS is Point Of Sale free software licensed.

9- OpenSource POS (OSPOS)


OpenSourcePOS is a web-based point of sale application, that is including most required modules to run your business smoothly.

The project meets modern standards and security requirements are offering a faster user experience.

It can be launched on any operating system, including Windows/Linux/Mac.

OpenSource POS has features that can help retails, But it's not suitable for restaurants or hospitality businesses.

OSPOS key Features

  • Responsive user-friendly web interface
  • Customizable
  • Reporting on Sales, Expenses, and Inventory
  • Stock Management
  • Suppliers and Customers Database
  • Rewards System and Loyalty Programs
  • Quotation and Invoicing
  • Barcode Generation and Printing
  • Restaurant Tables & Delivery Orders
  • Multi-language
GitHub - opensourcepos/opensourcepos: Open Source Point of Sale is a web based point of sale application written in PHP using CodeIgniter framework. It uses MySQL as the data back end and has a Bootstrap 3 based user interface.
Open Source Point of Sale is a web based point of sale application written in PHP using CodeIgniter framework. It uses MySQL as the data back end and has a Bootstrap 3 based user interface. - GitHu…

10- Lemon POS [Linux]

Lemon POS

Lemon POS is an open-source Point of Sale software to support multi POS terminals in one single local install, which provides a modern themeable system and easy-to-use Interface, a search panel, a price-checker tool, an administration tool for managing your store, and printed reports.

The target operating system is Linux or any other Unix, your information is safer against virus attacks and lowers the costs in licenses.

Lemon is an open-source Point of Sale software for micro, small and medium businesses, that supports thermal/parallel printers and data logic barcode readers.

Lemon POS key Features

  • Group or Packs of products
  • Special Orders [custom products]
  • CUPS printers support, beautiful tickets
  • User Roles
  • Printed Reports
  • Lock Screen
  • Suspend/Resume Sales
  • Currency conversion for multiple currency support
  • Supports Datalogic barcode readers
  • Products management
Lemon Pos
Download Lemon Pos for free. Lemon Is an opensource Point of Sale software for micro, small and medium businesses. Supports many POS terminals with a single database on a network., and has been tested with Star Micronics Thermal/Parallel printers and Datalogic barcode readers.


As our article comes to an end, we explore the best open-source PoS solutions that fit for many businesses.

POS software technology provides an easy interface for faster billing during checkout at retail outlets. It supports multichannel commerce, personalized advertisement, loyalty programs, and consumer analytics for better services.

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