🚀 Overview

The Zigaform – PHP Calculator & Cost Estimation Form Builder is designed to empower businesses and developers to create complex, real-time cost estimation forms using a drag-and-drop interface without requiring deep coding skills. :contentReference[oaicite:1]{index=1}

With real-world usage in service-quoting, product estimations, rental calculators, booking engines and custom cost calculators, Zigaform reflects strong domain experience in formula-based form design. :contentReference[oaicite:2]{index=2}

Ideal for: Digital agencies, web developers, service-based businesses, SaaS providers, and enterprises that need to deploy dynamic calculator forms or quotation engines under GPL licensing.

✨ Key Features

• Drag-and-Drop Form Builder: Create forms easily via visual builder with responsive layout and live preview. :contentReference[oaicite:3]{index=3}
• Real-Time Cost Estimation & Math Formulas: Supports complex calculations, conditional logic and dynamic summaries. :contentReference[oaicite:4]{index=4}
• Wide Field Library: Over 42+ form elements including sliders, date pickers, file uploads, rating, and more. :contentReference[oaicite:5]{index=5}
• Multi-Page / Wizard Forms: Break large forms into steps with progress indicators to improve user experience. :contentReference[oaicite:6]{index=6}
• Payment & Invoice Integration (Pro): Supports payment gateways (e.g., PayPal), invoice generation and quote export. :contentReference[oaicite:7]{index=7}
• Advanced Layout & Customisation: Includes grid system, skin customizer, animation effects and full CSS/HTML control for branding. :contentReference[oaicite:8]{index=8}
• Multilingual & Responsive: Fully responsive across devices and supports multiple languages/RTL. :contentReference[oaicite:9]{index=9}
• Security & Performance: AJAX-powered submissions, spam protection (CAPTCHA/reCAPTCHA), optimised for speed. :contentReference[oaicite:10]{index=10}

⚙️ Technical Stack & Requirements

• Platform: Native PHP application (or plugin variant) supporting embedded integration into PHP-powered websites. :contentReference[oaicite:11]{index=11}
• Languages: PHP (backend logic), JavaScript (frontend interactivity), HTML5 & CSS3 for UI.
• Database: MySQL or MariaDB (depending on deployment) typical for PHP form builder workflows.
• Server Requirements: Web server (Apache/Nginx), PHP 5.4+ (or higher depending on version), required PHP extensions (mbstring, JSON, fileinfo etc.). SSL recommended for payment flows. :contentReference[oaicite:12]{index=12}

🧩 Installation Guide

1. Upload Files: Extract the Zigaform package and upload to your web server, or install plugin version if using CMS. :contentReference[oaicite:13]{index=13}
2. Create Database / Configuration: Configure database credentials, base URL and other settings in configuration file.
3. Run Installer or Import Schema: Follow installation wizard or import SQL to set up data tables and admin account.
4. Set File Permissions: Ensure upload directories (uploads, temp) are writable by web server user.
5. Configure Form Builder: Access admin panel → create first form → drag fields → set formulas/cost logic → preview and publish.
6. Embed Form: Use provided embed code, shortcode or iframe to place form on page/post where you need cost estimation. :contentReference[oaicite:14]{index=14}
7. Go Live: Clear caches, test on mobile devices, secure payment gateways, take backups. Deploy in production environment with proper SSL.

📦 Deliverables

• Full source-code package of Zigaform – PHP Calculator & Cost Estimation Form Builder (GPL licensed version when distributed properly). :contentReference[oaicite:15]{index=15}
• Admin panel, drag-and-drop form editor, formula engine, form templates, documentation/README files.
• Licensing information, updates/change-log (depending on vendor distribution), and installation instructions.

📱 Supported Platforms

• Web Browsers: Chrome, Firefox, Edge, Safari – for admin panel and front-end forms.
• Devices: Desktop, tablet and mobile browsers – fully responsive forms. :contentReference[oaicite:16]{index=16}
• Server OS: Linux distributions (Ubuntu, Debian, CentOS) recommended; Windows server supported if PHP stack present.

🧠 Notes

• License: The software is distributed under the GNU General Public License (GPL) in its open source variant, which means you are free to use, modify and redistribute under GPL terms. :contentReference[oaicite:17]{index=17}
• Customization Tips: Since you have full source access, you can extend the formulas engine, integrate additional payment gateways, create custom UI skins, or link the form builder to your CRM or ERP systems for quoting workflows. The drag-and-drop builder plus scripting hooks make this straightforward.
• SEO & Trust Assurance: By deploying cost calculators rather than static estimates, you provide greater transparency and interactivity to end-users—this increases user trust, time-on-site and conversion rates, which in turn enhances your brand credibility and search-engine visibility.
• Experience highlight: This product supports advanced estimation logic, multi-language support and responsive design – showing the developer’s domain expertise in form-builder and quoting systems. :contentReference[oaicite:18]{index=18}

👨‍💻 Original Developer Credit

Developed by SoftDiscover. Listed on marketplaces as “Zigaform – PHP Calculator & Cost Estimation Form Builder”. :contentReference[oaicite:20]{index=20}

🔒 Disclaimer

This description is provided for informational and GPL-distribution listing purposes only. We are not the original rights-holder of the software. All trademarks and brand assets remain the property of their respective owners. Before production deployment, ensure you have obtained the proper licence, run the system in a secure hosting environment (SSL/HTTPS, backups), and comply with any relevant data-protection regulations or e-commerce obligations.