🚀 Build a Professional Image Converter GUI in Python (Step-by-Step)

👉 Full source code: https://github.com/rogers-cyber/python-tiny-tools/blob/main/63-Image-resizer/ImageConvertPRO.py 🧠 What You’ll Build In this tutorial, we’ll create a modern desktop app that can: 📂 Add images (files, folders, drag & drop) 🖼 Preview thumbnails 🔄 Convert formats (PNG, JPEG, WEBP, etc.) 📏 Resize images 💾 Save conversion history (SQLite) ⚡ Run conversions in background (no freezing UI) 📦 Step 1: Install Dependencies pip install pillow ttkbootstrap tkinterdnd2 🔍 Why we need them: Pillow → image processing ttkbootstrap → modern UI styling tkinterdnd2 → drag & drop support 📁 Step 2: Project Setup Create a Python file: image_convert_pro.py ⚙️ Step 3: Import Libraries import os import sys import sqlite3 from threading import Thread from PIL import Image , ImageTk 🧠 Explanation: os, sys → file handling sqlite3 → local database Thread → run tasks without freezing UI PIL → image processing Handle Image Resampling (Important!) try : from PIL import ImageResampling RESAMPLE = Imag