frisay

FriSay is a free and open source PHP e-commerce platform built specifically for Turkish businesses, but fully usable for any online store. It combines Smarty templating, Bootstrap frontend, and PDO/MySQL backend into a clean, modular architecture.
Key Features:

Browser-based installation wizard — no manual SQL imports needed
Product management with categories, brands, barcodes and stock tracking
Multi-currency support (USD, EUR, Gold) with automated cron-based price updates
REST Web API (v1) for remote integration — supports orders, products, categories and brands
Invoice fields with Turkish tax ID (TCKN) and tax office support at checkout
Cargo tracking: assign carrier and tracking number per order
Theme system — separate templates for storefront and admin panel
Module system for extending functionality
AI-friendly codebase with AGENTS.md and AI_CONTEXT.md for Cursor/Copilot agents
Turkish admin panel and localization out of the box

Requirements: PHP 7.4+ (GD, PDO MySQ