ASS File Documentation

Overview

Feature Value
File Extension .ass
Format Type Subtitle file format
Developed By Aegisub Project
MIME Type text/x-ssa
Text Encoding UTF-8 or UTF-8-BOM
Script Type v4.00+
PlayResX Horizontal resolution (e.g., 1920)
PlayResY Vertical resolution (e.g., 1080)
WrapStyle Integer (0-3) defining line wrapping style
Scalable Vector Graphics Supports complex text formatting and animations
Timecodes Uses hundredths of a second for timing precision
Styles Format Define text style (e.g., font, size, color)
Dialogue Format Mark dialogue lines with timing, style, and text
Comments Supports comments starting with ";"
Layering Supports multiple subtitle layers
Effects Support for visual effects (e.g., karaoke)
Positioning Absolute positioning with coordinates
Script Info Section Metadata about the script (e.g., title, author)
Events Section Contains dialogue, comments, and other events
Styles Section Defines styles used throughout the subtitle file
Compatibility Compatible with various media players and editing tools