If you are searching for a freeware tool to edit subtitles for your videos they you can try out Jubler subtitle editor. Jubler is an open source software released under GNU license. The good thing is that it is written in Java. So it can be used on Linux, Windows XP and Mac OS X that has got JRE.
Jubler is a simple and easy to use tool to edit text-based subtitles. It can also be used as an authoring software for new subtitles or as a tool to convert, transform, correct and refine existing subtitles. You can either edit the already present subtitles or create new ones very easily. You can use the most popular subtitle formats like Advanced SubStation, SubStation Alpha, SubViewer (1 and 2), SubRip, MPL2, MicroDVD and Spruce DVD Maestro. For a better job you can preview of the subtitles in realtime or in design time. The other features include spell checking, styles editing and translation mode.
Features of Jubler subtitle editor
- Support for Advanced SubStation, SubStation Alpha, SubRip. SubViewer (1 and 2), MicroDVD, MPL2 and Spruce DVD Maestro file formats.
- All encodings supported by Java platform are also supported.
- Internationalization support for GUI through gettext utilities.
- Supports Styles, Translating modes and Spell checking with support for dictionary selection.
- Graphical preview of the subtitles using the FFMPEG library.
- Current frame, waveform preview and waveform listening is supported.
- Test and play the subtitles file using a video player (mplayer).
- Edit the subtitles in playing mode and also add a new subtitle in real time or synchronize subtitles with the movie.
- Easy installation for Windows, Linux and MAC and a generic installer for other platforms (without FFMPEG support).