OFBiz - Apache Open For Business Project

•    Java

Apache OFBiz is an open source enterprise automation software project. It means ERP (Enterprise Resource Planning), CRM (Customer RelationShip Management), E-Business / E-Commerce, SCM (Supply Chain Management), MRP (Manufacturing Resources Planning), CMMS/EAM (Maintenance Management System/Enterprise Asset Management), POS (Point Of Sale), and so on.

Odoo - Open Source Apps To Grow Your Business

•    Python

Odoo (formerly OpenERP) is a suite of web based open source business apps. The main Odoo Apps include an Open Source CRM, Website Builder, eCommerce, Project Management, Billing & Accounting, Point of Sale, Human Resources, Marketing, Manufacturing, Purchase Management

uniCenta oPos - Award wining Point of Sale Software

•    Java

uniCenta oPos is an award wining Point of Sale Software. It provides support Barcode Scanning, Card Processing, Multi-Payment, Multi lingual, Multi-Terminal, Managing inventory and lot more.

Lemonpos - An open source point of sale

•    C++

Lemon is an open source Point of Sale software targeted for micro, small and medium businesses. Lemon provides a modern themeable and easy to use Interface, a search panel, a price-checker tool, an administration tool for managing your store, printed reports, and much more.

SambaPOS - Touch Screen Restaurant POS

•    CSharp

SambaPOS is a touchscreen Restaurant POS Software. It supports Caller ID supported Delivery, Fast food and A-la Carte departments, Handheld support with RDP, Currently supports English and Turkish languages.

PB POS System

A small Point of Sales System for Microsoft Windows based computers

JC Touch Selector Control

JC Touch Selector Control (aka JCSelector) makes it easier for touch screen users to select from a list of items. You'll no longer have to use a ComboBox in your touch screen app. Is very easy to use and also supports two-way data binding via it's Text property. Written in C#

Okeros POS

•    DotNet

Okeros POS is point of sale system targetted at Small and Medium Businesses. It is primarily for doing sales, stock control, and expense management. It is developed in .NET Framework with C# 3.0 and SQL 2005 as database.

JC Change Calculator Control

JC Change Calculator is a .NET control that makes it easy for developers to add POS style change calculation to any point of sale type application. It's developed in C#.

Posxp

•    DotNet

Cash register POS software for bars and small shops. Touch based GUI, very simple to use and fast. Selling operations are based on the old cash registers to preserve users skills. Completely designed to be integrated with Wepos Windows, supports POS .NET / OPOS devices and more..

ConnectBusiness POS - Point of Sale Sytem

•    DotNet

ConnectBusiness is a simple, Apple-inspired point of sale system. This cloud-based POS application allows you to run your entire business on any Internet enabled device through your browser, including a Windows PC, a Mac desktop or laptop, an iPad or tablet PC.

WooCommerce-POS - :convenience_store: A simple front-end for taking WooCommerce orders at the Point of Sale

•    PHP

Development repository for WooCommerce POS - the Point of Sale plugin for WooCommerce. If you would like to help translate WooCommerce POS into your language please check out the WooCommerce POS Language Packs repository.

SalorHospitality - The innovative Point of Sale Solution serving the Hospitality Industry

•    Ruby

The modern, enterprise-class Point of Sale (POS) Solution serving the Hospitality Industry: Hotels, Restaurants, Inns, Bars and Shops. This project is no longer actively developed or supported. The last stable tag is debian/4.1.4.97 in the wheezy branch. The master branch is a port to a newer Ruby on Rails version in Debian Jessie and is experimental.

kasisto - A Monero Point of Sale payment system

•    Javascript

Kasisto is a Point of Sale payment system to accept the cryptocurrency Monero. The only requirement is an internet connection, there are no third parties involved. To be fast (confirmation within seconds), Kasisto accepts unconfirmed transactions.

nanopos - A simple Lightning :zap: point-of-sale system, powered by Lightning Charge

•    Javascript

A simple Lightning ⚡️ point-of-sale system with a clean & minimal web UI. Powered by ⚡️ Lightning Charge.

pos - Odoo Point of sale Addons

•    Python

Odoo Point of sale Addons

point-of-sale - A demo application for budding programmers; also a DIY point of sale system for small business owners

•    Go

This application is two things. First, it is a point of sale system designed for small businesses that have an entry fee and also sell various items. Second, it is an introductory/example/demo programming application that bridges the gap between a hello world or TODO list example and advanced tutorials. Additionally, it combines a printer for food orders and a food notification buzzer when coupled with a Raspberry Pi.

mpos-net-sdk - Pagar.me's mPOS SDK

•    CSharp

Pagarme's .NET SDK for mPOS. The library exposes all needed interfaces directly.