The Tuition Management System optimizes online tutoring with automated session scheduling, billing, and report card generation. It simplifies tasks for tutors, offering a user-friendly dashboard and efficient modules for student management, billing, and scheduling.

A node-based bill calendar, no longer under development. New version is VueJS

Free and open source Invoice-System-In-PHP

This program calculates the interest incurred on a credit card for a billing cycle based on user inputs. It takes the net balance, payment amount, days in the billing cycle, and interest rate to compute the average daily balance and interest incurred. Ideal for managing and tracking credit card interest effectively.