Aegisub
Aegisub provides editing, compositing, subtitle, or transcoding workflows for cinematic previz, store video, and development footage.
Why use it
Video teams can use it to author styled subtitles for trailers, cinematics, and localized video.
Where it fits
Use art, animation, audio, levels, and narrative to make the game easy to read and its world convincing.
What to check
ASS styling is not supported by every store or player and may need conversion before delivery; Before release, verify codecs, music and footage rights, subtitle formats, and target-store specifications.