{"id":3547,"date":"2021-11-15T22:26:44","date_gmt":"2021-11-15T16:41:44","guid":{"rendered":"https:\/\/codeastro.com\/?p=3547"},"modified":"2026-01-16T06:28:03","modified_gmt":"2026-01-16T00:43:03","slug":"invoice-management-system-in-php-with-source-code","status":"publish","type":"post","link":"https:\/\/codeastro.com\/invoice-management-system-in-php-with-source-code\/","title":{"rendered":"Invoice Management System in PHP with Source Code"},"content":{"rendered":"\n

A fully functional project based on Online Invoice Management System that uses PHP Language<\/a><\/em> with MySQL database. Following PHP project contains all the essential features which can be in use for the second year IT students for their college projects. It has a number of features that will allow users to manage invoices as well as product details. This system as well as the web application\u2019s concept is all clear, it\u2019s the same as real-life scenarios and well-implemented on it. To download free invoice management system project in PHP MySQL with source code files, please scroll down to the bottom of this post for the Download button.<\/p>\n\n\n\n

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\ud83d\udcccProject Maintenance Update (2026)<\/em><\/strong>
1. Originally developed using PHP & MySQL.
2. Works with most modern PHP\/MySQL setups; minor adjustments may be needed in rare cases.
3. Shared for learning, experimentation, and educational purposes.<\/p>\n<\/div>\n<\/div><\/div>\n\n\n\n

About Invoice Management System PHP Project<\/h4>\n\n\n\n

In particular, this Invoice Management System project in PHP MySQL focuses mainly on keeping track of invoices as well as their product sales. Also, the system displays all the products with their respective details. In addition, the system allows managing customers’ records. Evidently, this project only contains an admin panel. In an overview of this web application, an administrator has full control over the system. He\/she can manage invoices, users, customers, and products. Here, each and every section has its own respective details such as name and other important details. However, the admin set random product names with rates for generating invoices. Or the admin can select from an existing record.<\/p>\n\n\n\n

Customer and Product Management<\/h4>\n\n\n\n

Likewise, the system also allows managing these records. For this, the user has to provide product names with the rate amount. Also, this particular section is a kind of optional field for managing invoices. Meanwhile, the completion of all these fields leads us to customer management. In fact, this section requires a number of details for its management. It includes the name of the customer with its contact, addresses information. Here, this field can be optional for maintaining invoices too. The user can select numerous product items under the same invoices. With it, the system automatically displays the rate amount of each for the billing process.<\/p>\n\n\n\n

Manage Invoices and User Management<\/h4>\n\n\n\n

On the other hand, the main feature of this invoicing system is to create invoices with respect to its sales. Nevertheless, the admin can proceed with the invoicing side of customers\u2019 orders for sales management. Here, an admin needs to provide the due dates, customer information with the selection of product items, quantity. Also, the system allows adding discount amounts. Else, all other amounts such as TAX, VAT are automatically added by the system during its calculation. At first, the system lists each record as unpaid status and the user has to update records according to its bill status. In addition, the admin can include shipping charges too. With such management, the system generates an overall invoice for each customer. Later, the user can simply download to view the invoice file which comes in a PDF format. Besides, the admin can manage system users too.<\/p>\n\n\n\n

Last but not least, a clean and simple dashboard is presented with various color combinations for greater user experience while using this Invoice Management System Project in PHP MySQL. For its UI elements, a free open-source CSS framework; Bootstrap is on board with some Vanilla CSS too. Presenting a new Online Invoicing System Project in PHP MySQL which includes an admin panel that contains all the essential features to follow up, and a knowledgeable resource for learning purposes.<\/p>\n\n\n\n

Available Features:<\/h5>\n\n\n\n
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  • Admin Panel<\/li>\n\n\n\n
  • Generate Invoices<\/li>\n\n\n\n
  • Download Invoice (PDF)<\/li>\n\n\n\n
  • Export Invoice (csv)<\/li>\n\n\n\n
  • TAX, VAT, Shipping Inclusion<\/li>\n\n\n\n
  • Total Sales Amount<\/li>\n\n\n\n
  • Due Amount<\/li>\n\n\n\n
  • Paid, Pending Bills<\/li>\n\n\n\n
  • Manage Invoice Records<\/li>\n\n\n\n
  • Product Management<\/li>\n\n\n\n
  • Customer Management<\/li>\n\n\n\n
  • System User Management<\/li>\n<\/ul>\n\n\n\n
    Project Name:<\/strong><\/td>Invoice Management System<\/td><\/tr>
    Language\/s Used:<\/strong><\/td>PHP<\/td><\/tr>
    PHP version (Recommended):<\/strong><\/td>5.6, 7.4<\/td><\/tr>
    Database:<\/strong><\/td>MySQL<\/td><\/tr>
    Type:<\/strong><\/td>Web Application<\/td><\/tr>
    Developer:<\/strong><\/td>Abhishek Raj<\/td><\/tr>
    Updates:<\/strong><\/td>0<\/td><\/tr><\/tbody><\/table>
    Online Invoice Management System PHP Project Overview<\/figcaption><\/figure>\n\n\n\n
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