Aegisub is a free, cross-platform, and open source tool for creating and modifying subtitles. Aegisub features a built-in real-time video preview of the subtitles, along with tools for timing them to audio and manipulating their appearance. Create new subtitle or edit existing subtitle. You can export the subtitle with filter options transform framerate and fix styles. You can also include font or graphical attachments.
What's new in version 3.0.2
Version 3.0.2 allows frame rate transform to or from variable without external time codes loaded and fixes bug that sometimes resulted in later karaoke syllables moving when early ones were modified.
ReleaseOctober 22, 2012
Date AddedOctober 23, 2012
Operating SystemsWindows 2003, Windows Vista, Windows, Windows 7, Windows XP