Stripe Terminal - The programmable point-of-sale solution 💳🛠️
ChargeOver - ChargeOver automates recurring billing, subscription billing, & payment acceptance. A SaaS that integrates with Xero, Quickbooks, & has an API. Free trial.
Square Register - A fully integrated point of sale (POS) system 💰
MinuteDock - Web-based time tracking software designed to integrate with the Xero accounting package.
RoyalPOS - Point of sale system for restaurants & retail stores
Elorus - A super-easy online invoicing & time tracking software