General Download Renamer

## [1.3.0] - 2026-03-10 ### 🎆 Major New Features - **Custom Placeholder Types**: Three types of custom placeholders now available: - **Text**: Add static text like "Invoice" or "Report" to filenames - **Counter**: Auto-incrementing numbers with zero-padding (e.g., 001, 002, 003) - **Regex**: Extract data from URLs using regex patterns (existing behavior) ### ✨ Enhancements - **Type-aware UI**: Custom placeholder form adapts fields based on selected type - **Counter reset**: Reset button to restart counter from its start value - **Name validation**: Prevents reserved names and invalid characters in placeholder names ### 🐛 Bug Fixes - Fixed review feedback issues for custom placeholder type handling ### 📖 Documentation - Added design spec and implementation plan for custom placeholder types General Download Renamer Automatically rename your downloads using custom patterns. Build filename templates with a visual drag-and-drop interface — no coding required. Features: - Drag-and-drop pattern builder with smart placeholders (domain, date, time, original filename, and more) - Custom placeholders: add static text, auto-incrementing counters, or extract data from URLs with regex - Automatic file categorization into 11 built-in categories (Documents, Images, Videos, and more) - Custom separators between filename parts - Floating icon on every page for quick enable/disable - Real-time filename preview before download - All settings sync and persist across browser restarts Example patterns: - {date}_{originalFilename} → 20260310_report.pdf - {category}/{domain}_{originalFilename} → Documents/google.com_report.pdf - Invoice_{counter} → Invoice_001.pdf, Invoice_002.pdf, Invoice_003.pdf Works with all file types. Fully customizable. No data collected.