PHP Invoice Generator (No Database)

A simple, modern, and self-hosted invoice generator web app built with PHP and Tailwind CSS. No database required—data is stored in JSON files for easy setup and portability.

Features

• Create, edit, and delete invoices
• Add multiple items per invoice (description, quantity, price)
• Option to include or exclude tax (18%)
• Manage multiple company profiles ("Invoice From")
• Add and display company banking details on invoices and PDFs
• All data stored in JSON files (no SQL or DB setup needed)
• Export invoices as PDF (using dompdf)
• Responsive UI with Tailwind CSS
• Edit invoices at any time
• List and manage all invoices from the dashboard
• Currency displayed as Rs. throughout the app and PDF (for Indian Rupees)
• No database required—just PHP and file permissions

Requirements

• PHP 7.4 or higher
• Composer (for PDF export)
• Web server (Apache, Nginx, XAMPP, etc.)

Installation

1. Clone the repository:

   git clone https://github.com/amigodheena/php-invoice-generator.git
   cd php-invoice-generator
   

2. Install dependencies:

   composer install
   

3. Set permissions: Ensure the data/ directory is writable by the web server:

   chmod 755 data
   

4. Access the app: Open your browser and go to http://localhost/path-to/php-invoice-generator

Usage

• Create Invoice: Click "Create New Invoice", fill in details, add items, and save.
• Edit Invoice: Click the edit icon next to any invoice in the dashboard.
• Export PDF: Click the PDF icon to download a PDF version of any invoice.
• Manage Companies: Add or edit your own company profiles under "Manage Companies". You can now add banking details for payment info.
• No Database: All data is stored in /data as JSON files. You can back up or move your data easily.

File Structure

• /index.php — Dashboard (list invoices)
• /create_invoice.php — Create new invoice
• /edit_invoice.php — Edit existing invoice
• /view_invoice.php — View invoice details
• /download_pdf.php — Export invoice as PDF (with banking details and Rs. currency)
• /manage_companies.php — Manage company profiles and banking details
• /delete_invoice.php — Delete invoice
• /includes/functions.php — Core PHP logic
• /data/ — JSON data storage (invoices, companies)
• /vendor/ — Composer dependencies (dompdf, etc.)
• /assets/ — CSS, JS, and static files

Development

• All business logic is in includes/functions.php.
• UI is styled with Tailwind CSS.
• PDF export uses dompdf.
• No database required—just PHP and file permissions.
• Currency is consistently shown as Rs. for Indian Rupees in all views and PDFs.

.gitignore

• /data/ and /vendor/ are ignored by default (see .gitignore).

License

MIT License. Free for personal and commercial use.